Work to fix bug NB#84054.
[modest] / src / dbus_api / modest-dbus-callbacks.c
1 /* Copyright (c) 2007, 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,
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24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29  
30 #include "modest-dbus-callbacks.h"
31 #include "modest-runtime.h"
32 #include "modest-account-mgr.h"
33 #include "modest-account-mgr-helpers.h"
34 #include "modest-tny-account.h"
35 #include "modest-tny-folder.h"
36 #include "modest-ui-actions.h"
37 #include "modest-debug.h"
38 #include "modest-search.h"
39 #include "widgets/modest-msg-edit-window.h"
40 #include "modest-tny-msg.h"
41 #include "modest-platform.h"
42 #include <libmodest-dbus-client/libmodest-dbus-client.h>
43 #include <libgnomevfs/gnome-vfs-utils.h>
44 #include <stdio.h>
45 #include <string.h>
46 #include <glib/gstdio.h>
47 #ifdef MODEST_HAVE_HILDON0_WIDGETS
48 #include <libgnomevfs/gnome-vfs-mime-utils.h>
49 #else
50 #include <libgnomevfs/gnome-vfs-mime.h>
51 #endif
52 #include <tny-fs-stream.h>
53
54 #include <tny-list.h>
55 #include <tny-iterator.h>
56 #include <tny-simple-list.h>
57 #include <tny-merge-folder.h>
58 #include <tny-account.h>
59
60 #include <modest-text-utils.h>
61
62 typedef struct 
63 {
64         gchar *to;
65         gchar *cc;
66         gchar *bcc;
67         gchar *subject;
68         gchar *body;
69         gchar *attachments;
70 } ComposeMailIdleData;
71
72
73 static gboolean notify_error_in_dbus_callback (gpointer user_data);
74 static gboolean notify_msg_not_found_in_idle (gpointer user_data);
75 static gboolean on_idle_compose_mail(gpointer user_data);
76 static gboolean on_idle_top_application (gpointer user_data);
77
78 /** uri_unescape:
79  * @uri An escaped URI. URIs should always be escaped.
80  * @len The length of the @uri string, or -1 if the string is null terminated.
81  * 
82  * Decode a URI, or URI fragment, as per RFC 1738.
83  * http://www.ietf.org/rfc/rfc1738.txt
84  * 
85  * Return value: An unescaped string. This should be freed with g_free().
86  */
87 static gchar* 
88 uri_unescape(const gchar* uri, size_t len)
89 {
90         if (!uri)
91                 return NULL;
92                 
93         if (len == -1)
94                 len = strlen (uri);
95         
96         /* Allocate an extra string so we can be sure that it is null-terminated,
97          * so we can use gnome_vfs_unescape_string().
98          * This is not efficient. */
99         gchar * escaped_nullterminated = g_strndup (uri, len);
100         gchar *result = gnome_vfs_unescape_string (escaped_nullterminated, NULL);
101         g_free (escaped_nullterminated);
102         
103         return result;
104 }
105
106 /** uri_parse_mailto:
107  * @mailto A mailto URI, with the mailto: prefix.
108  * @list_items_and_values: A pointer to a list that should be filled with item namesand value strings, 
109  * with each name item being followed by a value item. This list should be freed with g_slist_free) after 
110  * all the string items have been freed. This parameter may be NULL.
111  * Parse a mailto URI as per RFC2368.
112  * http://www.ietf.org/rfc/rfc2368.txt
113  * 
114  * Return value: The to address, unescaped. This should be freed with g_free().
115  */
116 static gchar* 
117 uri_parse_mailto (const gchar* mailto, GSList** list_items_and_values)
118 {
119         /* The URL must begin with mailto: */
120         if (strncmp (mailto, "mailto:", 7) != 0) {
121                 return NULL;
122         }
123         const gchar* start_to = mailto + 7;
124
125         /* Look for ?, or the end of the string, marking the end of the to address: */
126         const size_t len_to = strcspn (start_to, "?");
127         gchar* result_to = uri_unescape (start_to, len_to);
128         printf("debug: result_to=%s\n", result_to);
129
130         if (list_items_and_values == NULL) {
131                 return result_to;
132         }
133
134         /* Get any other items: */
135         const size_t len_mailto = strlen (start_to);
136         const gchar* p = start_to + len_to + 1; /* parsed so far. */
137         const gchar* end = start_to + len_mailto;
138         while (p < end) {
139                 const gchar *name, *value, *name_start, *name_end, *value_start, *value_end;
140                 name_start = p;
141                 name_end = strchr (name_start, '='); /* Separator between name and value */
142                 if (name_end == NULL) {
143                         g_debug ("Malformed URI: %s\n", mailto);
144                         return result_to;
145                 }
146                 value_start = name_end + 1;
147                 value_end = strchr (value_start, '&'); /* Separator between value and next parameter */
148
149                 name = g_strndup(name_start, name_end - name_start);
150                 if (value_end != NULL) {
151                         value = uri_unescape(value_start, value_end - value_start);
152                         p = value_end + 1;
153                 } else {
154                         value = uri_unescape(value_start, -1);
155                         p = end;
156                 }
157                 *list_items_and_values = g_slist_append (*list_items_and_values, (gpointer) name);
158                 *list_items_and_values = g_slist_append (*list_items_and_values, (gpointer) value);
159         }
160         
161         return result_to;
162 }
163
164 static gboolean
165 check_and_offer_account_creation()
166 {
167         gboolean result = TRUE;
168         
169         /* This is called from idle handlers, so lock gdk: */
170         gdk_threads_enter ();
171         
172         if (!modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(), TRUE)) {
173                 const gboolean created = modest_ui_actions_run_account_setup_wizard (NULL);
174                 if (!created) {
175                         g_debug ("modest: %s: no account exists even after offering, "
176                                  "or account setup was already underway.\n", __FUNCTION__);
177                         result = FALSE;
178                 }
179         }
180         
181         gdk_threads_leave ();
182         
183         return result;
184 }
185
186 static gboolean
187 on_idle_mail_to(gpointer user_data)
188 {
189         gchar *uri = (gchar*)user_data;
190         GSList *list_names_and_values = NULL;
191         gchar *to = NULL;
192         const gchar *cc = NULL;
193         const gchar *bcc = NULL;
194         const gchar *subject = NULL;
195         const gchar *body = NULL;
196
197         if (!check_and_offer_account_creation ()) {
198                 g_idle_add (notify_error_in_dbus_callback, NULL);
199                 goto cleanup;
200         }
201
202         /* Get the relevant items from the list: */
203         to = uri_parse_mailto (uri, &list_names_and_values);
204         GSList *list = list_names_and_values;
205         while (list) {
206                 GSList *list_value = g_slist_next (list);
207                 const gchar * name = (const gchar*)list->data;
208                 const gchar * value = (const gchar*)list_value->data;
209
210                 if (strcmp (name, "cc") == 0) {
211                         cc = value;
212                 } else if (strcmp (name, "bcc") == 0) {
213                         bcc = value;
214                 } else if (strcmp (name, "subject") == 0) {
215                         subject = value;
216                 } else if (strcmp (name, "body") == 0) {
217                         body = value;
218                 }
219
220                 list = g_slist_next (list_value);
221         }
222
223         gdk_threads_enter (); /* CHECKED */
224         modest_ui_actions_compose_msg(NULL, to, cc, bcc, subject, body, NULL, FALSE);
225         gdk_threads_leave (); /* CHECKED */
226
227 cleanup:
228         /* Free the to: and the list, as required by uri_parse_mailto() */
229         g_free(to);
230         g_slist_foreach (list_names_and_values, (GFunc)g_free, NULL);
231         g_slist_free (list_names_and_values);
232
233         g_free(uri);
234
235         return FALSE; /* Do not call this callback again. */
236 }
237
238 static gint 
239 on_mail_to(GArray * arguments, gpointer data, osso_rpc_t * retval)
240 {
241         osso_rpc_t val;
242         gchar *uri;
243
244         /* Get arguments */
245         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_MAIL_TO_ARG_URI);
246         uri = g_strdup (val.value.s);
247         
248         g_idle_add(on_idle_mail_to, (gpointer)uri);
249         
250         /* Note that we cannot report failures during sending, 
251          * because that would be asynchronous. */
252         return OSSO_OK;
253 }
254
255
256 static gboolean
257 on_idle_compose_mail(gpointer user_data)
258 {
259         GSList *attachments = NULL;
260         ComposeMailIdleData *idle_data = (ComposeMailIdleData*)user_data;
261
262         if (!check_and_offer_account_creation ()) {
263                 g_idle_add (notify_error_in_dbus_callback, NULL);
264                 goto cleanup;
265         }
266
267         /* it seems Sketch at least sends a leading ',' -- take that into account,
268          * ie strip that ,*/
269         if (idle_data->attachments && idle_data->attachments[0]==',') {
270                 gchar *tmp = g_strdup (idle_data->attachments + 1);
271                 g_free(idle_data->attachments);
272                 idle_data->attachments = tmp;
273         }
274
275         if (idle_data->attachments != NULL) {
276                 gchar **list = g_strsplit(idle_data->attachments, ",", 0);
277                 gint i = 0;
278                 for (i=0; list[i] != NULL; i++) {
279                         attachments = g_slist_append(attachments, g_strdup(list[i]));
280                 }
281                 g_strfreev(list);
282         }
283
284         /* If the message has nothing then mark the buffers as not
285            modified. This happens in Maemo for example when opening a
286            new message from Contacts plugin, it sends "" instead of
287            NULLs */
288         gdk_threads_enter (); /* CHECKED */
289         if (!strncmp (idle_data->to, "", 1) &&
290             !strncmp (idle_data->to, "", 1) &&
291             !strncmp (idle_data->cc, "", 1) &&
292             !strncmp (idle_data->bcc, "", 1) &&
293             !strncmp (idle_data->subject, "", 1) &&
294             !strncmp (idle_data->body, "", 1) &&
295             attachments == NULL) {
296                 modest_ui_actions_compose_msg(NULL, NULL, NULL, NULL, NULL, NULL, NULL, FALSE);
297         } else {
298                 modest_ui_actions_compose_msg(NULL, idle_data->to, idle_data->cc,
299                                               idle_data->bcc, idle_data->subject,
300                                               idle_data->body, attachments, TRUE);
301         }
302         gdk_threads_leave (); /* CHECKED */
303 cleanup:
304         g_slist_foreach(attachments, (GFunc)g_free, NULL);
305         g_slist_free(attachments);
306         g_free (idle_data->to);
307         g_free (idle_data->cc);
308         g_free (idle_data->bcc);
309         g_free (idle_data->subject);
310         g_free (idle_data->body);
311         g_free (idle_data->attachments);
312         g_free(idle_data);
313
314         return FALSE; /* Do not call this callback again. */
315 }
316
317 static gint 
318 on_compose_mail(GArray * arguments, gpointer data, osso_rpc_t * retval)
319 {
320         ComposeMailIdleData *idle_data;
321         osso_rpc_t val;
322         
323         idle_data = g_new0(ComposeMailIdleData, 1); /* Freed in the idle callback. */
324         
325         /* Get the arguments: */
326         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_TO);
327         idle_data->to = g_strdup (val.value.s);
328         
329         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_CC);
330         idle_data->cc = g_strdup (val.value.s);
331         
332         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_BCC);
333         idle_data->bcc = g_strdup (val.value.s);
334         
335         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_SUBJECT);
336         idle_data->subject = g_strdup (val.value.s);
337         
338         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_BODY);
339         idle_data->body = g_strdup (val.value.s);
340         
341         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_ATTACHMENTS);
342         idle_data->attachments = g_strdup (val.value.s);
343
344         /* Use g_idle to context-switch into the application's thread: */
345         g_idle_add(on_idle_compose_mail, (gpointer)idle_data);
346         
347         return OSSO_OK;
348 }
349
350 static TnyMsg *
351 find_message_by_url (const char *uri,  TnyAccount **ac_out)
352 {
353         ModestTnyAccountStore *astore;
354         TnyAccount *account = NULL;
355         TnyFolder *folder = NULL;
356         TnyMsg *msg = NULL;
357
358         astore = modest_runtime_get_account_store ();
359         
360         if (astore == NULL)
361                 return NULL;
362
363         if (uri && g_str_has_prefix (uri, "merge://")) {
364                 /* we assume we're talking about outbox folder, as this 
365                  * is the only merge folder we work with in modest */
366                 return modest_tny_account_store_find_msg_in_outboxes (astore, uri, ac_out);
367         }
368         account = tny_account_store_find_account (TNY_ACCOUNT_STORE (astore),
369                                                   uri);
370         
371         if (account == NULL || !TNY_IS_STORE_ACCOUNT (account))
372                 goto out;
373         *ac_out = account;
374
375         folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), uri, NULL);
376
377         if (folder == NULL)
378                 goto out;
379         
380         msg = tny_folder_find_msg (folder, uri, NULL);
381         
382 out:
383         if (account && !msg) {
384                 g_object_unref (account);
385                 *ac_out = NULL;
386         }
387         if (folder)
388                 g_object_unref (folder);
389
390         return msg;
391 }
392
393 typedef struct {
394         TnyAccount *account;
395         gchar *uri;
396         gboolean connect;
397         guint animation_timeout;
398         GtkWidget *animation;
399 } OpenMsgPerformerInfo;
400
401 static gboolean
402 on_show_opening_animation (gpointer userdata)
403 {
404         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) userdata;
405         info->animation = modest_platform_animation_banner (NULL, NULL, _("mail_me_opening"));
406         info->animation_timeout = 0;
407         
408         return FALSE;
409 }
410
411 static gboolean
412 on_find_msg_async_destroy (gpointer userdata)
413 {
414         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) userdata;
415
416         if (info->animation_timeout>0) {
417                 g_source_remove (info->animation_timeout);
418                 info->animation_timeout = 0;
419         }
420
421         if (info->animation) {
422                 gtk_widget_destroy (info->animation);
423                 info->animation = NULL;
424         }
425
426         if (info->uri)
427                 g_free (info->uri);
428         
429         if (info->account)
430                 g_object_unref (info->account);
431
432         g_slice_free (OpenMsgPerformerInfo, info);
433         return FALSE;
434 }
435
436 static void     
437 find_msg_async_cb (TnyFolder *folder, 
438                    gboolean cancelled, 
439                    TnyMsg *msg, 
440                    GError *err, 
441                    gpointer user_data)
442 {
443         TnyHeader *header;
444         gchar *msg_uid;
445         ModestWindowMgr *win_mgr;
446         ModestWindow *msg_view = NULL;
447         gboolean is_draft = FALSE;
448         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) user_data;
449
450         if (err || cancelled) {
451                 g_idle_add (notify_msg_not_found_in_idle, NULL);
452                 goto end;
453         }
454
455         header = tny_msg_get_header (msg);
456         if (header && (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)) {
457                 g_object_unref (header);
458                 g_object_unref (msg);
459                 g_idle_add (notify_msg_not_found_in_idle, NULL);
460                 goto end;
461         }
462
463         msg_uid =  modest_tny_folder_get_header_unique_id (header);
464         win_mgr = modest_runtime_get_window_mgr ();
465
466         if (modest_tny_folder_is_local_folder (folder) &&
467             (modest_tny_folder_get_local_or_mmc_folder_type (folder) == TNY_FOLDER_TYPE_DRAFTS)) {
468                 is_draft = TRUE;
469         }
470
471         if (modest_window_mgr_find_registered_header (win_mgr, header, &msg_view)) {
472                 gtk_window_present (GTK_WINDOW(msg_view));
473         } else {
474                 const gchar *modest_account_name;
475                 TnyAccount *account;
476
477                 modest_window_mgr_register_header (win_mgr, header, NULL);
478
479                 account = tny_folder_get_account (folder);
480                 if (account) {
481                         modest_account_name =
482                                 modest_tny_account_get_parent_modest_account_name_for_server_account (account);
483                 } else {
484                         modest_account_name = NULL;
485                 }
486                         
487                 /* Drafts will be opened in the editor, and others will be opened in the viewer */
488                 if (is_draft) {
489                         gchar *modest_account_name = NULL;
490                         gchar *from_header;
491                         
492                         /* we cannot edit without a valid account... */
493                         if (!modest_account_mgr_has_accounts(modest_runtime_get_account_mgr (), TRUE)) {
494                                 if (!modest_ui_actions_run_account_setup_wizard(NULL)) {
495                                         modest_window_mgr_unregister_header (win_mgr, 
496                                                                              header);
497                                         goto cleanup;
498                                 }
499                         }
500                
501                         from_header = tny_header_dup_from (header);
502                         if (from_header) {
503                                 GSList *accounts = modest_account_mgr_account_names (modest_runtime_get_account_mgr (), TRUE);
504                                 GSList *node = NULL;
505                                 for (node = accounts; node != NULL; node = g_slist_next (node)) {
506                                         gchar *from = modest_account_mgr_get_from_string (modest_runtime_get_account_mgr (), node->data);
507                                         
508                                         if (from && (strcmp (from_header, from) == 0)) {
509                                                 g_free (modest_account_name);
510                                                 modest_account_name = g_strdup (node->data);
511                                                 g_free (from);
512                                                 break;
513                                         }
514                                         g_free (from);
515                                }
516                                 g_slist_foreach (accounts, (GFunc) g_free, NULL);
517                                 g_slist_free (accounts);
518                                 g_free (from_header);
519                         }
520                         
521                         if (modest_account_name == NULL) {
522                                 modest_account_name = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
523                         }
524                         msg_view = modest_msg_edit_window_new (msg, modest_account_name, TRUE);
525                         g_free (modest_account_name);
526                 } else {
527                         TnyHeader *header;
528                         const gchar *modest_account_name;
529
530                         if (account) {
531                                 modest_account_name = 
532                                         modest_tny_account_get_parent_modest_account_name_for_server_account (account);
533                         } else {
534                                 modest_account_name = NULL;
535                         }
536
537                         header = tny_msg_get_header (msg);
538                         msg_view = modest_msg_view_window_new_for_search_result (msg, modest_account_name, msg_uid);
539                         if (! (tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN)) {
540                                 ModestMailOperation *mail_op;
541                                 
542                                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
543                                 /* Sync folder, we need this to save the seen flag */
544                                 mail_op = modest_mail_operation_new (NULL);
545                                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
546                                                                  mail_op);
547                                 modest_mail_operation_sync_folder (mail_op, folder, FALSE);
548                                 g_object_unref (mail_op);
549                         }
550                         g_object_unref (header);
551                 }
552
553                 if (msg_view != NULL) {
554                         modest_window_mgr_register_window (win_mgr, msg_view);
555                         gtk_widget_show_all (GTK_WIDGET (msg_view));
556                 }
557         }
558
559 cleanup:
560         g_object_unref (header);
561         g_object_unref (msg);
562
563 end:
564         on_find_msg_async_destroy (info);
565 }
566
567
568 static void 
569 on_open_message_performer (gboolean canceled, 
570                            GError *err,
571                            GtkWindow *parent_window, 
572                            TnyAccount *account, 
573                            gpointer user_data)
574 {
575         OpenMsgPerformerInfo *info;
576         TnyFolder *folder = NULL;
577
578         info = (OpenMsgPerformerInfo *) user_data;
579         if (canceled || err) {
580                 g_idle_add (notify_msg_not_found_in_idle, NULL);
581                 on_find_msg_async_destroy (info);
582                 return;
583         }
584
585         /* Get folder */
586         if (!account) {
587                 ModestTnyAccountStore *account_store;
588                 ModestTnyLocalFoldersAccount *local_folders_account;
589                 
590                 account_store = modest_runtime_get_account_store ();
591                 local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
592                         modest_tny_account_store_get_local_folders_account (account_store));
593                 folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
594                 g_object_unref (local_folders_account);
595         } else {
596                 folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), info->uri, NULL);
597         }
598         if (!folder) {
599                 g_idle_add (notify_msg_not_found_in_idle, NULL);
600                 on_find_msg_async_destroy (info);
601                 return;
602         }
603         
604         /* Get message */
605         tny_folder_find_msg_async (folder, info->uri, find_msg_async_cb, NULL, info);
606         g_object_unref (folder);
607 }
608
609 static gboolean
610 on_idle_open_message_performer (gpointer user_data)
611 {
612         ModestWindow *main_win = NULL;
613         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) user_data;
614
615         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
616                                                       FALSE); /* don't create */
617
618         /* Lock before the call as we're in an idle handler */
619         gdk_threads_enter ();
620         if (info->connect) {
621                 modest_platform_connect_and_perform (GTK_WINDOW (main_win), TRUE, info->account, 
622                                                      on_open_message_performer, info);
623         } else {
624                 on_open_message_performer (FALSE, NULL, GTK_WINDOW (main_win), info->account, info);
625         }
626         gdk_threads_leave ();
627
628         return FALSE;
629 }
630
631 static gint 
632 on_open_message (GArray * arguments, gpointer data, osso_rpc_t * retval)
633 {
634         osso_rpc_t val;
635         gchar *uri;
636         TnyAccount *account = NULL;
637         gint osso_retval;
638         gboolean is_merge;
639
640         /* Get the arguments: */
641         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_OPEN_MESSAGE_ARG_URI);
642         uri = g_strdup (val.value.s);
643
644         is_merge = g_str_has_prefix (uri, "merge:");
645
646         /* Get the account */
647         if (!is_merge)
648                 account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
649                                                           uri);
650
651         
652         if (is_merge || account) {
653                 OpenMsgPerformerInfo *info;
654                 TnyFolder *folder = NULL;
655
656                 info = g_slice_new0 (OpenMsgPerformerInfo);
657                 if (account) 
658                         info->account = g_object_ref (account);
659                 info->uri = uri;
660                 info->connect = TRUE;
661                 info->animation_timeout = g_timeout_add (1000, on_show_opening_animation, info);
662
663                 /* Try to get the message, if it's already downloaded
664                    we don't need to connect */
665                 if (account) {
666                         folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), uri, NULL);
667                 } else {
668                         ModestTnyAccountStore *account_store;
669                         ModestTnyLocalFoldersAccount *local_folders_account;
670
671                         account_store = modest_runtime_get_account_store ();
672                         local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
673                                 modest_tny_account_store_get_local_folders_account (account_store));
674                         folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
675                         g_object_unref (local_folders_account);
676                 }
677                 if (folder) {
678                         TnyDevice *device;
679                         gboolean device_online;
680
681                         device = modest_runtime_get_device();
682                         device_online = tny_device_is_online (device);
683                         if (device_online) {
684                                 info->connect = TRUE;
685                         } else {
686                                 TnyMsg *msg = tny_folder_find_msg (folder, uri, NULL);
687                                 if (msg) {
688                                         info->connect = FALSE;
689                                         g_object_unref (msg);
690                                 } else {
691                                         info->connect = TRUE;
692                                 }
693                         }
694                         g_object_unref (folder);
695                 }
696
697                 /* We need to call it into an idle to get
698                    modest_platform_connect_and_perform into the main
699                    loop */
700                 g_idle_add (on_idle_open_message_performer, info);
701                 osso_retval = OSSO_OK;
702         } else {
703                 g_free (uri);
704                 osso_retval = OSSO_ERROR; 
705                 g_idle_add (notify_error_in_dbus_callback, NULL);
706         }
707
708         if (account)
709                 g_object_unref (account);
710         return osso_retval;
711 }
712
713 static void 
714 on_remove_msgs_finished (ModestMailOperation *mail_op,
715                          gpointer user_data)
716 {       
717         TnyHeader *header;
718         ModestWindow *main_win = NULL, *msg_view = NULL;
719         ModestHeaderView *header_view;
720
721         header = (TnyHeader *) user_data;
722
723         /* Get the main window if exists */
724         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
725                                                       FALSE); /* don't create */
726         if (!main_win) {
727                 g_object_unref (header);
728                 return;
729         }
730
731         if (modest_window_mgr_find_registered_header (modest_runtime_get_window_mgr(),
732                                                       header, &msg_view)) {
733                 if (MODEST_IS_MSG_VIEW_WINDOW (msg_view))
734                         modest_ui_actions_refresh_message_window_after_delete (MODEST_MSG_VIEW_WINDOW (msg_view));
735         }       
736         g_object_unref (header);
737
738         /* Refilter the header view explicitly */
739         header_view = (ModestHeaderView *)
740                 modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(main_win),
741                                                      MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
742         if (header_view && MODEST_IS_HEADER_VIEW (header_view))
743                 modest_header_view_refilter (header_view);
744 }
745
746 static gboolean
747 on_idle_delete_message (gpointer user_data)
748 {
749         TnyList *headers = NULL, *tmp_headers = NULL;
750         TnyFolder *folder = NULL;
751         TnyIterator *iter = NULL; 
752         TnyHeader *header = NULL, *msg_header = NULL;
753         TnyMsg *msg = NULL;
754         TnyAccount *account = NULL;
755         const char *uri = NULL;
756         gchar *uid = NULL;
757         ModestMailOperation *mail_op = NULL;
758         ModestWindow *main_win = NULL;
759
760         uri = (char *) user_data;
761         
762         msg = find_message_by_url (uri, &account);
763         if (account)
764                 g_object_unref (account);
765
766         if (!msg) {
767                 g_warning ("%s: Could not find message '%s'", __FUNCTION__, uri);
768                 g_idle_add (notify_error_in_dbus_callback, NULL);
769                 return FALSE; 
770         }
771         
772         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
773                                                       FALSE); /* don't create */
774         
775         folder = tny_msg_get_folder (msg);
776         if (!folder) {
777                 g_warning ("%s: Could not find folder (uri:'%s')", __FUNCTION__, uri);
778                 g_object_unref (msg);
779                 g_idle_add (notify_error_in_dbus_callback, NULL);
780                 return FALSE; 
781         }
782
783         /* Get UID */
784         msg_header = tny_msg_get_header (msg);
785         uid = tny_header_dup_uid (msg_header);
786         g_object_unref (msg);
787         g_object_unref (msg_header);
788
789         headers = tny_simple_list_new ();
790         tny_folder_get_headers (folder, headers, TRUE, NULL);
791         iter = tny_list_create_iterator (headers);
792
793         while (!tny_iterator_is_done (iter)) {
794                 gchar *cur_id = NULL;
795
796                 header = TNY_HEADER (tny_iterator_get_current (iter));
797                 if (header)
798                         cur_id = tny_header_dup_uid (header);
799                 
800                 if (cur_id && uid && g_str_equal (cur_id, uid)) {
801                         g_free (cur_id);
802                         /* g_debug ("Found corresponding header from folder"); */
803                         break;
804                 }
805                 g_free (cur_id);
806
807                 if (header) {
808                         g_object_unref (header);
809                         header = NULL;
810                 }
811                 
812                 tny_iterator_next (iter);
813         }
814         g_free (uid);
815         g_object_unref (iter);
816         g_object_unref (headers);
817
818         if (header == NULL) {
819                 if (folder)
820                         g_object_unref (folder);
821                 g_idle_add (notify_error_in_dbus_callback, NULL);                       
822                 return FALSE;
823         }
824                 
825         /* This is a GDK lock because we are an idle callback and
826          * the code below is or does Gtk+ code */
827         gdk_threads_enter (); /* CHECKED */
828
829         mail_op = modest_mail_operation_new (main_win ? G_OBJECT(main_win) : NULL);
830         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
831
832         g_signal_connect (G_OBJECT (mail_op),
833                           "operation-finished",
834                           G_CALLBACK (on_remove_msgs_finished),
835                           g_object_ref (header));
836
837         tmp_headers = tny_simple_list_new ();
838         tny_list_append (tmp_headers, (GObject *) header);
839
840         modest_mail_operation_remove_msgs (mail_op, tmp_headers, FALSE);
841
842         g_object_unref (tmp_headers);
843         g_object_unref (G_OBJECT (mail_op));
844         gdk_threads_leave (); /* CHECKED */
845         
846         /* Clean */
847         if (header)
848                 g_object_unref (header);
849         
850         return FALSE;
851 }
852
853
854
855
856 static gint
857 on_delete_message (GArray *arguments, gpointer data, osso_rpc_t *retval)
858 {
859         /* Get the arguments: */
860         osso_rpc_t val = g_array_index (arguments,
861                              osso_rpc_t,
862                              MODEST_DBUS_DELETE_MESSAGE_ARG_URI);
863         gchar *uri = g_strdup (val.value.s);
864         
865         /* Use g_idle to context-switch into the application's thread: */
866         g_idle_add(on_idle_delete_message, (gpointer)uri);
867         
868         return OSSO_OK;
869 }
870
871 static gboolean
872 on_idle_send_receive(gpointer user_data)
873 {
874         gboolean auto_update;
875         ModestWindow *main_win = NULL;
876
877         main_win =
878                 modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
879                                                    FALSE); /* don't create */
880
881         gdk_threads_enter (); /* CHECKED */
882
883         /* Check if the autoupdate feature is on */
884         auto_update = modest_conf_get_bool (modest_runtime_get_conf (), 
885                                             MODEST_CONF_AUTO_UPDATE, NULL);
886
887         if (auto_update)
888                 /* Do send receive */
889                 modest_ui_actions_do_send_receive_all (main_win, FALSE, FALSE, FALSE);
890         else
891                 /* Disable auto update */
892                 modest_platform_set_update_interval (0);
893
894         gdk_threads_leave (); /* CHECKED */
895         
896         return FALSE;
897 }
898
899
900
901 static gint 
902 on_dbus_method_dump_send_queues (DBusConnection *con, DBusMessage *message)
903 {
904         gchar *str;
905         
906         DBusMessage *reply;
907         dbus_uint32_t serial = 0;
908
909         GSList *account_names, *cursor;
910
911         str = g_strdup("\nsend queues\n"
912                        "===========\n");
913
914         cursor = account_names = modest_account_mgr_account_names
915                 (modest_runtime_get_account_mgr(), TRUE); /* only enabled accounts */
916
917         while (cursor) {
918                 TnyAccount *acc;
919                 gchar *tmp, *accname = (gchar*)cursor->data;
920                 
921                 tmp = g_strdup_printf ("%s", str);
922                 g_free (str);
923                 str = tmp;
924                 
925                 /* transport */
926                 acc = modest_tny_account_store_get_server_account (
927                         modest_runtime_get_account_store(), accname,
928                         TNY_ACCOUNT_TYPE_TRANSPORT);
929                 if (TNY_IS_ACCOUNT(acc)) {
930                         gchar *tmp, *url = tny_account_get_url_string (acc);
931                         ModestTnySendQueue *sendqueue =
932                                 modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT(acc), TRUE);
933                         gchar *queue_str = modest_tny_send_queue_to_string (sendqueue);
934                         
935                         tmp = g_strdup_printf ("%s[%s]: '%s': %s\n%s",
936                                                str, accname, tny_account_get_id (acc), url,
937                                                queue_str);
938                         g_free(queue_str);
939                         g_free (url);
940                         g_free (str);
941                         str = tmp;
942
943                         g_object_unref (acc);
944                 }
945                 
946                 cursor = g_slist_next (cursor);
947         }
948         modest_account_mgr_free_account_names (account_names);
949                                                          
950         g_printerr (str);
951         
952         reply = dbus_message_new_method_return (message);
953         if (reply) {
954                 dbus_message_append_args (reply,
955                                           DBUS_TYPE_STRING, &str,
956                                           DBUS_TYPE_INVALID);
957                 dbus_connection_send (con, reply, &serial);
958                 dbus_connection_flush (con);
959                 dbus_message_unref (reply);
960         }
961         g_free (str);
962
963         /* Let modest die */
964         g_idle_add (notify_error_in_dbus_callback, NULL);
965
966         return OSSO_OK;
967 }
968
969
970 static gint 
971 on_dbus_method_dump_operation_queue (DBusConnection *con, DBusMessage *message)
972 {
973         gchar *str;
974         gchar *op_queue_str;
975         
976         DBusMessage *reply;
977         dbus_uint32_t serial = 0;
978
979         /* operations queue; */
980         op_queue_str = modest_mail_operation_queue_to_string
981                 (modest_runtime_get_mail_operation_queue ());
982                 
983         str = g_strdup_printf ("\noperation queue\n"
984                                "===============\n"
985                                "status: %s\n"
986                                "%s\n",
987                                tny_device_is_online (modest_runtime_get_device ()) ? "online" : "offline",
988                                op_queue_str);
989         g_free (op_queue_str);
990         
991         g_printerr (str);
992         
993         reply = dbus_message_new_method_return (message);
994         if (reply) {
995                 dbus_message_append_args (reply,
996                                           DBUS_TYPE_STRING, &str,
997                                           DBUS_TYPE_INVALID);
998                 dbus_connection_send (con, reply, &serial);
999                 dbus_connection_flush (con);
1000                 dbus_message_unref (reply);
1001         }       
1002         g_free (str);
1003
1004         /* Let modest die */
1005         g_idle_add (notify_error_in_dbus_callback, NULL);
1006
1007         return OSSO_OK;
1008 }
1009
1010
1011
1012 static gint 
1013 on_dbus_method_dump_accounts (DBusConnection *con, DBusMessage *message)
1014 {
1015         gchar *str;
1016         
1017         DBusMessage *reply;
1018         dbus_uint32_t serial = 0;
1019
1020         GSList *account_names, *cursor;
1021
1022         str = g_strdup ("\naccounts\n========\n");
1023
1024         cursor = account_names = modest_account_mgr_account_names
1025                 (modest_runtime_get_account_mgr(), TRUE); /* only enabled accounts */
1026
1027         while (cursor) {
1028                 TnyAccount *acc;
1029                 gchar *tmp, *accname = (gchar*)cursor->data;
1030
1031                 tmp = g_strdup_printf ("%s[%s]\n", str, accname);
1032                 g_free (str);
1033                 str = tmp;
1034                 
1035                 /* store */
1036                 acc = modest_tny_account_store_get_server_account (
1037                         modest_runtime_get_account_store(), accname,
1038                         TNY_ACCOUNT_TYPE_STORE);
1039                 if (TNY_IS_ACCOUNT(acc)) {
1040                         gchar *tmp, *url = tny_account_get_url_string (acc);
1041                         tmp = g_strdup_printf ("%sstore    : '%s': %s (refs: %d)\n",
1042                                                str, tny_account_get_id (acc), url, 
1043                                                ((GObject*)acc)->ref_count-1);
1044                         g_free (str);
1045                         str = tmp;
1046                         g_free (url);
1047                         g_object_unref (acc);
1048                 }
1049                 
1050                 /* transport */
1051                 acc = modest_tny_account_store_get_server_account (
1052                         modest_runtime_get_account_store(), accname,
1053                         TNY_ACCOUNT_TYPE_TRANSPORT);
1054                 if (TNY_IS_ACCOUNT(acc)) {
1055                         gchar *tmp, *url = tny_account_get_url_string (acc);
1056                         tmp = g_strdup_printf ("%stransport: '%s': %s (refs: %d)\n",
1057                                                str, tny_account_get_id (acc), url, 
1058                                                ((GObject*)acc)->ref_count-1);
1059                         g_free (str);
1060                         str = tmp;
1061                         g_free (url);
1062                         g_object_unref (acc);
1063                 }
1064                 
1065                 cursor = g_slist_next (cursor);
1066         }
1067         
1068         modest_account_mgr_free_account_names (account_names);
1069                                                          
1070         g_printerr (str);
1071         
1072         reply = dbus_message_new_method_return (message);
1073         if (reply) {
1074                 dbus_message_append_args (reply,
1075                                           DBUS_TYPE_STRING, &str,
1076                                           DBUS_TYPE_INVALID);
1077                 dbus_connection_send (con, reply, &serial);
1078                 dbus_connection_flush (con);
1079                 dbus_message_unref (reply);
1080         }       
1081         g_free (str);
1082
1083         /* Let modest die */
1084         g_idle_add (notify_error_in_dbus_callback, NULL);
1085
1086         return OSSO_OK;
1087 }
1088
1089 static void
1090 on_send_receive_performer(gboolean canceled, 
1091                           GError *err,
1092                           GtkWindow *parent_window,
1093                           TnyAccount *account,
1094                           gpointer user_data)
1095 {
1096         ModestConnectedVia connect_when;
1097
1098         if (err || canceled) {
1099                 g_idle_add (notify_error_in_dbus_callback, NULL);
1100                 return;
1101         }
1102
1103         connect_when = modest_conf_get_int (modest_runtime_get_conf (), 
1104                                             MODEST_CONF_UPDATE_WHEN_CONNECTED_BY, NULL);
1105         
1106         /* Perform a send and receive if the user selected to connect
1107            via any mean or if the current connection method is the
1108            same as the one specified by the user */
1109         if (connect_when == MODEST_CONNECTED_VIA_ANY ||
1110             connect_when == modest_platform_get_current_connection ()) {
1111                 g_idle_add (on_idle_send_receive, NULL);
1112         } else {
1113                 /* We need this to allow modest to finish */
1114                 g_idle_add (notify_error_in_dbus_callback, NULL);
1115         }
1116 }
1117
1118
1119 static gint 
1120 on_send_receive(GArray *arguments, gpointer data, osso_rpc_t * retval)
1121 {       
1122         TnyDevice *device = modest_runtime_get_device ();
1123
1124         if (!tny_device_is_online (device))
1125                 modest_platform_connect_and_perform (NULL, FALSE, NULL, on_send_receive_performer, NULL);
1126         else
1127                 on_send_receive_performer (FALSE, NULL, NULL, NULL, NULL);
1128         
1129         return OSSO_OK;
1130 }
1131
1132 static gboolean
1133 on_idle_open_default_inbox(gpointer user_data)
1134 {
1135         ModestWindow *main_win;
1136         GtkWidget *folder_view;
1137         
1138         if (!check_and_offer_account_creation ()) /* this has it's only lock already */
1139                 return FALSE;
1140
1141         /* This is a GDK lock because we are an idle callback and
1142          * the code below is or does Gtk+ code */
1143         gdk_threads_enter (); /* CHECKED */
1144
1145         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
1146                                                       TRUE); /* create if non-existent */
1147         if (!main_win) {
1148                 g_warning ("%s: BUG: no main window", __FUNCTION__);
1149                 gdk_threads_leave (); /* CHECKED */
1150                 return FALSE; /* don't call me again */
1151         }
1152                 
1153         /* Get the folder view */
1154         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (main_win),
1155                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
1156         modest_folder_view_select_first_inbox_or_local (MODEST_FOLDER_VIEW (folder_view));
1157         
1158         gdk_threads_leave (); /* CHECKED */
1159         
1160         /* This D-Bus method is obviously meant to result in the UI being visible,
1161          * so show it, by calling this idle handler directly: */
1162         on_idle_top_application(user_data);
1163         
1164         return FALSE; /* Do not call this callback again. */
1165 }
1166
1167 static gint 
1168 on_open_default_inbox(GArray * arguments, gpointer data, osso_rpc_t * retval)
1169 {
1170         /* Use g_idle to context-switch into the application's thread: */
1171         g_idle_add(on_idle_open_default_inbox, NULL);
1172         
1173         return OSSO_OK;
1174 }
1175
1176
1177 static gboolean 
1178 on_idle_top_application (gpointer user_data)
1179 {
1180         ModestWindow *main_win;
1181         
1182         /* This is a GDK lock because we are an idle callback and
1183          * the code below is or does Gtk+ code */
1184
1185         gdk_threads_enter (); /* CHECKED */
1186         
1187         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
1188                                                       TRUE); /* create if non-existent */
1189         if (main_win) {
1190                 /* Ideally, we would just use gtk_widget_show(), 
1191                  * but this widget is not coded correctly to support that: */
1192                 gtk_widget_show_all (GTK_WIDGET (main_win));
1193                 gtk_window_present (GTK_WINDOW (main_win));
1194         } else
1195                 g_warning ("%s: BUG: no main window", __FUNCTION__);
1196
1197         gdk_threads_leave (); /* CHECKED */
1198         
1199         return FALSE; /* Do not call this callback again. */
1200 }
1201
1202 static gint 
1203 on_top_application(GArray * arguments, gpointer data, osso_rpc_t * retval)
1204 {
1205         /* Use g_idle to context-switch into the application's thread: */
1206         g_idle_add(on_idle_top_application, NULL);
1207         
1208         return OSSO_OK;
1209 }
1210                       
1211 /* Callback for normal D-BUS messages */
1212 gint 
1213 modest_dbus_req_handler(const gchar * interface, const gchar * method,
1214                         GArray * arguments, gpointer data,
1215                         osso_rpc_t * retval)
1216 {
1217         if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_MAIL_TO) == 0) {
1218                 if (arguments->len != MODEST_DBUS_MAIL_TO_ARGS_COUNT)
1219                         goto param_error;
1220                 return on_mail_to (arguments, data, retval);            
1221         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_OPEN_MESSAGE) == 0) {
1222                 if (arguments->len != MODEST_DBUS_OPEN_MESSAGE_ARGS_COUNT)
1223                         goto param_error;
1224                 return on_open_message (arguments, data, retval);
1225         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_SEND_RECEIVE) == 0) {
1226                 if (arguments->len != 0)
1227                         goto param_error;
1228                 return on_send_receive (arguments, data, retval);
1229         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_COMPOSE_MAIL) == 0) {
1230                 if (arguments->len != MODEST_DBUS_COMPOSE_MAIL_ARGS_COUNT)
1231                         goto param_error;
1232                 return on_compose_mail (arguments, data, retval);
1233         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_DELETE_MESSAGE) == 0) {
1234                 if (arguments->len != MODEST_DBUS_DELETE_MESSAGE_ARGS_COUNT)
1235                         goto param_error;
1236                 return on_delete_message (arguments,data, retval);
1237         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_OPEN_DEFAULT_INBOX) == 0) {
1238                 if (arguments->len != 0)
1239                         goto param_error;
1240                 return on_open_default_inbox (arguments, data, retval);
1241         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_TOP_APPLICATION) == 0) {
1242                 if (arguments->len != 0)
1243                         goto param_error;
1244                 return on_top_application (arguments, data, retval); 
1245         } else { 
1246                 /* We need to return INVALID here so
1247                  * libosso will return DBUS_HANDLER_RESULT_NOT_YET_HANDLED,
1248                  * so that our modest_dbus_req_filter will then be tried instead.
1249                  * */
1250                 return OSSO_INVALID;
1251         }
1252  param_error:
1253         /* Notify error in D-Bus method */
1254         g_idle_add (notify_error_in_dbus_callback, NULL);
1255         return OSSO_ERROR;
1256 }
1257                                          
1258 /* A complex D-Bus type (like a struct),
1259  * used to return various information about a search hit.
1260  */
1261 #define SEARCH_HIT_DBUS_TYPE \
1262         DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
1263         DBUS_TYPE_STRING_AS_STRING /* msgid */ \
1264         DBUS_TYPE_STRING_AS_STRING /* subject */ \
1265         DBUS_TYPE_STRING_AS_STRING /* folder */ \
1266         DBUS_TYPE_STRING_AS_STRING /* sender */ \
1267         DBUS_TYPE_UINT64_AS_STRING /* msize */ \
1268         DBUS_TYPE_BOOLEAN_AS_STRING /* has_attachment */ \
1269         DBUS_TYPE_BOOLEAN_AS_STRING /* is_unread */ \
1270         DBUS_TYPE_INT64_AS_STRING /* timestamp */ \
1271         DBUS_STRUCT_END_CHAR_AS_STRING
1272
1273 static DBusMessage *
1274 search_result_to_message (DBusMessage *reply,
1275                            GList       *hits)
1276 {
1277         DBusMessageIter iter;
1278         DBusMessageIter array_iter;
1279         GList          *hit_iter;
1280
1281         dbus_message_iter_init_append (reply, &iter); 
1282         dbus_message_iter_open_container (&iter,
1283                                           DBUS_TYPE_ARRAY,
1284                                           SEARCH_HIT_DBUS_TYPE,
1285                                           &array_iter); 
1286
1287         for (hit_iter = hits; hit_iter; hit_iter = hit_iter->next) {
1288                 DBusMessageIter  struct_iter;
1289                 ModestSearchResultHit *hit;
1290                 char            *msg_url;
1291                 const char      *subject;
1292                 const char      *folder;
1293                 const char      *sender;
1294                 guint64          size;
1295                 gboolean         has_attachment;
1296                 gboolean         is_unread;
1297                 gint64           ts;
1298
1299                 hit = (ModestSearchResultHit *) hit_iter->data;
1300
1301                 msg_url = hit->msgid;
1302                 subject = hit->subject;
1303                 folder  = hit->folder;
1304                 sender  = hit->sender;
1305                 size           = hit->msize;
1306                 has_attachment = hit->has_attachment;
1307                 is_unread      = hit->is_unread;
1308                 ts             = hit->timestamp;
1309
1310                 g_debug ("DEBUG: %s: Adding hit: %s", __FUNCTION__, msg_url);   
1311                 
1312                 dbus_message_iter_open_container (&array_iter,
1313                                                   DBUS_TYPE_STRUCT,
1314                                                   NULL,
1315                                                   &struct_iter);
1316
1317                 dbus_message_iter_append_basic (&struct_iter,
1318                                                 DBUS_TYPE_STRING,
1319                                                 &msg_url);
1320
1321                 dbus_message_iter_append_basic (&struct_iter,
1322                                                 DBUS_TYPE_STRING,
1323                                                 &subject); 
1324
1325                 dbus_message_iter_append_basic (&struct_iter,
1326                                                 DBUS_TYPE_STRING,
1327                                                 &folder);
1328
1329                 dbus_message_iter_append_basic (&struct_iter,
1330                                                 DBUS_TYPE_STRING,
1331                                                 &sender);
1332
1333                 dbus_message_iter_append_basic (&struct_iter,
1334                                                 DBUS_TYPE_UINT64,
1335                                                 &size);
1336
1337                 dbus_message_iter_append_basic (&struct_iter,
1338                                                 DBUS_TYPE_BOOLEAN,
1339                                                 &has_attachment);
1340
1341                 dbus_message_iter_append_basic (&struct_iter,
1342                                                 DBUS_TYPE_BOOLEAN,
1343                                                 &is_unread);
1344                 
1345                 dbus_message_iter_append_basic (&struct_iter,
1346                                                 DBUS_TYPE_INT64,
1347                                                 &ts);
1348
1349                 dbus_message_iter_close_container (&array_iter,
1350                                                    &struct_iter); 
1351
1352                 g_free (hit->msgid);
1353                 g_free (hit->subject);
1354                 g_free (hit->folder);
1355                 g_free (hit->sender);
1356
1357                 g_slice_free (ModestSearchResultHit, hit);
1358         }
1359
1360         dbus_message_iter_close_container (&iter, &array_iter);
1361
1362         return reply;
1363 }
1364
1365 typedef struct
1366 {
1367         DBusConnection *con;
1368         DBusMessage *message;
1369         ModestSearch *search;
1370 } SearchHelper;
1371
1372 static void
1373 search_all_cb (GList *hits, gpointer user_data)
1374 {
1375         DBusMessage  *reply;
1376         SearchHelper *helper = (SearchHelper *) user_data;
1377
1378         reply = dbus_message_new_method_return (helper->message);
1379
1380         if (reply) {
1381                 dbus_uint32_t serial = 0;
1382                 
1383                 search_result_to_message (reply, hits);
1384
1385                 dbus_connection_send (helper->con, reply, &serial);
1386                 dbus_connection_flush (helper->con);
1387                 dbus_message_unref (reply);
1388         }
1389
1390         /* Free the helper */
1391         dbus_message_unref (helper->message);
1392         modest_search_free (helper->search);
1393         g_slice_free (ModestSearch, helper->search);
1394         g_slice_free (SearchHelper, helper);
1395 }
1396
1397 static void
1398 on_dbus_method_search (DBusConnection *con, DBusMessage *message)
1399 {
1400         ModestDBusSearchFlags dbus_flags;
1401         dbus_bool_t  res;
1402         dbus_int64_t sd_v;
1403         dbus_int64_t ed_v;
1404         dbus_int32_t flags_v;
1405         dbus_uint32_t size_v;
1406         const char *folder;
1407         const char *query;
1408         time_t start_date;
1409         time_t end_date;
1410         ModestSearch *search;
1411         DBusError error;
1412
1413         dbus_error_init (&error);
1414
1415         sd_v = ed_v = 0;
1416         flags_v = 0;
1417
1418         res = dbus_message_get_args (message,
1419                                      &error,
1420                                      DBUS_TYPE_STRING, &query,
1421                                      DBUS_TYPE_STRING, &folder, /* e.g. "INBOX/drafts": TODO: Use both an ID and a display name. */
1422                                      DBUS_TYPE_INT64, &sd_v,
1423                                      DBUS_TYPE_INT64, &ed_v,
1424                                      DBUS_TYPE_INT32, &flags_v,
1425                                      DBUS_TYPE_UINT32, &size_v,
1426                                      DBUS_TYPE_INVALID);
1427
1428         dbus_flags = (ModestDBusSearchFlags) flags_v;
1429         start_date = (time_t) sd_v;
1430         end_date = (time_t) ed_v;
1431
1432         search = g_slice_new0 (ModestSearch);
1433         
1434         if (folder && g_str_has_prefix (folder, "MAND:")) {
1435                 search->folder = g_strdup (folder + strlen ("MAND:"));
1436         } else if (folder && g_str_has_prefix (folder, "USER:")) {
1437                 search->folder = g_strdup (folder + strlen ("USER:"));
1438         } else if (folder && g_str_has_prefix (folder, "MY:")) {
1439                 search->folder = g_strdup (folder + strlen ("MY:"));
1440         } else {
1441                 search->folder = g_strdup (folder);
1442         }
1443
1444    /* Remember the text to search for: */
1445 #ifdef MODEST_HAVE_OGS
1446         search->query  = g_strdup (query);
1447 #endif
1448
1449         /* Other criteria: */
1450         search->start_date = start_date;
1451         search->end_date  = end_date;
1452         search->flags = 0;
1453
1454         /* Text to serach for in various parts of the message: */
1455         if (dbus_flags & MODEST_DBUS_SEARCH_SUBJECT) {
1456                 search->flags |= MODEST_SEARCH_SUBJECT;
1457                 search->subject = g_strdup (query);
1458         }
1459
1460         if (dbus_flags & MODEST_DBUS_SEARCH_SENDER) {
1461                 search->flags |=  MODEST_SEARCH_SENDER;
1462                 search->from = g_strdup (query);
1463         }
1464
1465         if (dbus_flags & MODEST_DBUS_SEARCH_RECIPIENT) {
1466                 search->flags |= MODEST_SEARCH_RECIPIENT; 
1467                 search->recipient = g_strdup (query);
1468         }
1469
1470         if (dbus_flags & MODEST_DBUS_SEARCH_BODY) {
1471                 search->flags |=  MODEST_SEARCH_BODY; 
1472                 search->body = g_strdup (query);
1473         }
1474
1475         if (sd_v > 0) {
1476                 search->flags |= MODEST_SEARCH_BEFORE;
1477                 search->start_date = start_date;
1478         }
1479
1480         if (ed_v > 0) {
1481                 search->flags |= MODEST_SEARCH_AFTER;
1482                 search->end_date = end_date;
1483         }
1484
1485         if (size_v > 0) {
1486                 search->flags |= MODEST_SEARCH_SIZE;
1487                 search->minsize = size_v;
1488         }
1489
1490 #ifdef MODEST_HAVE_OGS
1491         search->flags |= MODEST_SEARCH_USE_OGS;
1492         g_debug ("%s: Starting search for %s", __FUNCTION__, search->query);
1493 #endif
1494
1495         SearchHelper *helper = g_slice_new (SearchHelper);
1496         helper->search = search;
1497         dbus_message_ref (message);
1498         helper->message = message;
1499         helper->con = con;
1500
1501         /* Search asynchronously */
1502         modest_search_all_accounts (search, search_all_cb, helper);
1503 }
1504
1505
1506 /* A complex D-Bus type (like a struct),
1507  * used to return various information about a folder.
1508  */
1509 #define GET_FOLDERS_RESULT_DBUS_TYPE \
1510         DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
1511         DBUS_TYPE_STRING_AS_STRING /* Folder Name */ \
1512         DBUS_TYPE_STRING_AS_STRING /* Folder URI */ \
1513         DBUS_STRUCT_END_CHAR_AS_STRING
1514
1515 static DBusMessage *
1516 get_folders_result_to_message (DBusMessage *reply,
1517                            GList *folder_ids)
1518 {
1519         DBusMessageIter iter;   
1520         dbus_message_iter_init_append (reply, &iter); 
1521         
1522         DBusMessageIter array_iter;
1523         dbus_message_iter_open_container (&iter,
1524                                           DBUS_TYPE_ARRAY,
1525                                           GET_FOLDERS_RESULT_DBUS_TYPE,
1526                                           &array_iter); 
1527
1528         GList *list_iter = folder_ids;
1529         for (list_iter = folder_ids; list_iter; list_iter = list_iter->next) {
1530                 
1531                 const gchar *folder_name = (const gchar*)list_iter->data;
1532                 if (folder_name) {
1533                         /* g_debug ("DEBUG: %s: Adding folder: %s", __FUNCTION__, folder_name); */
1534                         
1535                         DBusMessageIter struct_iter;
1536                         dbus_message_iter_open_container (&array_iter,
1537                                                           DBUS_TYPE_STRUCT,
1538                                                           NULL,
1539                                                           &struct_iter);
1540         
1541                         /* name: */
1542                         dbus_message_iter_append_basic (&struct_iter,
1543                                                         DBUS_TYPE_STRING,
1544                                                         &folder_name); /* The string will be copied. */
1545                                                         
1546                         /* URI: This is maybe not needed by osso-global-search: */
1547                         const gchar *folder_uri = "TODO:unimplemented";
1548                         dbus_message_iter_append_basic (&struct_iter,
1549                                                         DBUS_TYPE_STRING,
1550                                                         &folder_uri); /* The string will be copied. */
1551         
1552                         dbus_message_iter_close_container (&array_iter,
1553                                                            &struct_iter); 
1554                 }
1555         }
1556
1557         dbus_message_iter_close_container (&iter, &array_iter);
1558
1559         return reply;
1560 }
1561
1562 static void
1563 add_single_folder_to_list (TnyFolder *folder, GList** list)
1564 {
1565         if (!folder)
1566                 return;
1567                 
1568         if (TNY_IS_MERGE_FOLDER (folder)) {
1569                 const gchar * folder_name;
1570                 /* Ignore these because their IDs ares
1571                  * a) not always unique or sensible.
1572                  * b) not human-readable, and currently need a human-readable 
1573                  *    ID here, because the osso-email-interface API does not allow 
1574                  *    us to return both an ID and a display name.
1575                  * 
1576                  * This is actually the merged outbox folder.
1577                  * We could hack our D-Bus API to understand "outbox" as the merged outboxes, 
1578                  * but that seems unwise. murrayc.
1579                  */
1580                 folder_name = tny_folder_get_name (folder);
1581                 if (folder_name && !strcmp (folder_name, "Outbox")) {
1582                         *list = g_list_append(*list, g_strdup ("MAND:outbox"));
1583                 }
1584                 return; 
1585         }
1586                 
1587         /* Add this folder to the list: */
1588         /*
1589         const gchar * folder_name = tny_folder_get_name (folder);
1590         if (folder_name)
1591                 *list = g_list_append(*list, g_strdup (folder_name));
1592         else {
1593         */
1594                 /* osso-global-search only uses one string,
1595                  * so ID is the only thing that could possibly identify a folder.
1596                  * TODO: osso-global search should probably be changed to 
1597                  * take an ID and a Name.
1598                  */
1599         const gchar * id =  tny_folder_get_id (folder);
1600         if (id && strlen(id)) {
1601                 const gchar *prefix = NULL;
1602                 TnyFolderType folder_type;
1603                         
1604                 /* dbus global search api expects a prefix identifying the type of
1605                  * folder here. Mandatory folders should have MAND: prefix, and
1606                  * other user created folders should have USER: prefix
1607                  */
1608                 folder_type = modest_tny_folder_guess_folder_type (folder);
1609                 switch (folder_type) {
1610                 case TNY_FOLDER_TYPE_INBOX:
1611                         prefix = "MY:";
1612                         break;
1613                 case TNY_FOLDER_TYPE_OUTBOX:
1614                 case TNY_FOLDER_TYPE_DRAFTS:
1615                 case TNY_FOLDER_TYPE_SENT:
1616                 case TNY_FOLDER_TYPE_ARCHIVE:
1617                         prefix = "MAND:";
1618                         break;
1619                 case TNY_FOLDER_TYPE_INVALID:
1620                         g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
1621                         return; /* don't add it */
1622                 default:
1623                         prefix = "USER:";
1624                         
1625                 }
1626                 
1627
1628                 *list = g_list_append(*list, g_strdup_printf ("%s%s", prefix, id));
1629         }
1630 }
1631
1632 static void
1633 add_folders_to_list (TnyFolderStore *folder_store, GList** list)
1634 {
1635         if (!folder_store)
1636                 return;
1637         
1638         /* Add this folder to the list: */
1639         if (TNY_IS_FOLDER (folder_store)) {
1640                 add_single_folder_to_list (TNY_FOLDER (folder_store), list);
1641         }       
1642                 
1643         /* Recurse into child folders: */
1644                 
1645         /* Get the folders list: */
1646         /*
1647         TnyFolderStoreQuery *query = tny_folder_store_query_new ();
1648         tny_folder_store_query_add_item (query, NULL, 
1649                 TNY_FOLDER_STORE_QUERY_OPTION_SUBSCRIBED);
1650         */
1651         TnyList *all_folders = tny_simple_list_new ();
1652         tny_folder_store_get_folders (folder_store,
1653                                       all_folders,
1654                                       NULL /* query */,
1655                                       NULL /* error */);
1656
1657         TnyIterator *iter = tny_list_create_iterator (all_folders);
1658         while (!tny_iterator_is_done (iter)) {
1659                 
1660                 /* Do not recurse, because the osso-global-search UI specification 
1661                  * does not seem to want the sub-folders, though that spec seems to 
1662                  * be generally unsuitable for Modest.
1663                  */
1664                 TnyFolder *folder = TNY_FOLDER (tny_iterator_get_current (iter));
1665                 if (folder) {
1666                         add_single_folder_to_list (TNY_FOLDER (folder), list);
1667                          
1668                         #if 0
1669                         if (TNY_IS_FOLDER_STORE (folder))
1670                                 add_folders_to_list (TNY_FOLDER_STORE (folder), list);
1671                         else {
1672                                 add_single_folder_to_list (TNY_FOLDER (folder), list);
1673                         }
1674                         #endif
1675                         
1676                         /* tny_iterator_get_current() gave us a reference. */
1677                         g_object_unref (folder);
1678                 }
1679                 
1680                 tny_iterator_next (iter);
1681         }
1682         g_object_unref (G_OBJECT (iter));
1683 }
1684
1685
1686 /* return >1 for a special folder, 0 for a user-folder */
1687 static gint
1688 get_rank (const gchar *folder)
1689 {
1690         if (strcmp (folder, "INBOX") == 0)
1691                 return 1;
1692         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_SENT)) == 0)
1693                 return 2;
1694         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_DRAFTS)) == 0)
1695                 return 3;
1696         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_OUTBOX)) == 0)
1697                 return 4;
1698         return 0;
1699 }
1700
1701 static gint
1702 folder_name_compare_func (const gchar* folder1, const gchar* folder2)
1703 {
1704         gint r1 = get_rank (folder1);
1705         gint r2 = get_rank (folder2);
1706
1707         if (r1 > 0 && r2 > 0)
1708                 return r1 - r2;
1709         if (r1 > 0 && r2 == 0)
1710                 return -1;
1711         if (r1 == 0 && r2 > 0)
1712                 return 1;
1713         else
1714                 return  modest_text_utils_utf8_strcmp (folder1, folder2, TRUE);
1715 }
1716
1717 /* FIXME: */
1718 /*   - we're still missing the outbox */
1719 /*   - we need to take care of localization (urgh) */
1720 /*   - what about 'All mail folders'? */
1721 static void
1722 on_dbus_method_get_folders (DBusConnection *con, DBusMessage *message)
1723 {
1724         DBusMessage  *reply = NULL;
1725         ModestAccountMgr *account_mgr = NULL;
1726         gchar *account_name = NULL;
1727         GList *folder_names = NULL;     
1728         TnyAccount *account_local = NULL;
1729         TnyAccount *account_mmc = NULL;
1730         
1731         /* Get the TnyStoreAccount so we can get the folders: */
1732         account_mgr = modest_runtime_get_account_mgr();
1733         account_name = modest_account_mgr_get_default_account (account_mgr);
1734         if (!account_name) {
1735                 g_printerr ("modest: no account found\n");
1736         }
1737         
1738         if (account_name) {
1739                 TnyAccount *account = NULL;
1740                 if (account_mgr) {
1741                         account = modest_tny_account_store_get_server_account (
1742                                 modest_runtime_get_account_store(), account_name, 
1743                                 TNY_ACCOUNT_TYPE_STORE);
1744                 }
1745                 
1746                 if (!account) {
1747                         g_printerr ("modest: failed to get tny account folder'%s'\n", account_name);
1748                 } 
1749                 
1750                 printf("DEBUG: %s: Getting folders for account name=%s\n", __FUNCTION__, account_name);
1751                 g_free (account_name);
1752                 account_name = NULL;
1753                 
1754                 add_folders_to_list (TNY_FOLDER_STORE (account), &folder_names);
1755         
1756                 g_object_unref (account);
1757                 account = NULL;
1758         }
1759         
1760         /* Also add the folders from the local folders account,
1761          * because they are (currently) used with all accounts:
1762          * TODO: This is not working. It seems to get only the Merged Folder (with an ID of "" (not NULL)).
1763          */
1764         account_local = 
1765                 modest_tny_account_store_get_local_folders_account (modest_runtime_get_account_store());
1766         add_folders_to_list (TNY_FOLDER_STORE (account_local), &folder_names);
1767
1768         g_object_unref (account_local);
1769         account_local = NULL;
1770
1771         /* Obtain the mmc account */
1772         account_mmc = 
1773                 modest_tny_account_store_get_mmc_folders_account (modest_runtime_get_account_store());
1774         if (account_mmc) {
1775                 add_folders_to_list (TNY_FOLDER_STORE (account_mmc), &folder_names);
1776                 g_object_unref (account_mmc);
1777                 account_mmc = NULL;
1778         }
1779
1780         /* specs require us to sort the folder names, although
1781          * this is really not the place to do that...
1782          */
1783         folder_names = g_list_sort (folder_names,
1784                                     (GCompareFunc)folder_name_compare_func);
1785
1786         /* Put the result in a DBus reply: */
1787         reply = dbus_message_new_method_return (message);
1788
1789         get_folders_result_to_message (reply, folder_names);
1790
1791         if (reply == NULL) {
1792                 g_warning ("%s: Could not create reply.", __FUNCTION__);
1793         }
1794
1795         if (reply) {
1796                 dbus_uint32_t serial = 0;
1797                 dbus_connection_send (con, reply, &serial);
1798         dbus_connection_flush (con);
1799         dbus_message_unref (reply);
1800         }
1801
1802         g_list_foreach (folder_names, (GFunc)g_free, NULL);
1803         g_list_free (folder_names);
1804 }
1805
1806
1807 static void
1808 reply_empty_results (DBusConnection *con, DBusMessage *msg)
1809 {
1810         DBusMessage *reply = dbus_message_new_method_return (msg);
1811         if (reply) {
1812                 dbus_uint32_t serial = 0;
1813                 /* we simply return an empty list, otherwise
1814                    global-search gets confused */
1815                 search_result_to_message (reply, NULL);
1816
1817                 dbus_connection_send (con, reply, &serial);
1818                 dbus_connection_flush (con);
1819                 dbus_message_unref (reply);
1820         } else
1821                 g_warning ("%s: failed to send reply",
1822                         __FUNCTION__);
1823 }
1824
1825
1826 /** This D-Bus handler is used when the main osso-rpc 
1827  * D-Bus handler has not handled something.
1828  * We use this for D-Bus methods that need to use more complex types 
1829  * than osso-rpc supports.
1830  */
1831 DBusHandlerResult
1832 modest_dbus_req_filter (DBusConnection *con,
1833                         DBusMessage    *message,
1834                         void           *user_data)
1835 {
1836         gboolean handled = FALSE;
1837
1838         if (dbus_message_is_method_call (message,
1839                                          MODEST_DBUS_IFACE,
1840                                          MODEST_DBUS_METHOD_SEARCH)) {
1841                 
1842         /* don't try to search when there not enough mem */
1843                 if (modest_platform_check_memory_low (NULL)) {
1844                         g_warning ("%s: not enough memory for searching",
1845                                    __FUNCTION__);
1846                         reply_empty_results (con, message);
1847                         handled = TRUE;
1848
1849                 } else {
1850                         on_dbus_method_search (con, message);
1851                         handled = TRUE;
1852                 }
1853                                 
1854         } else if (dbus_message_is_method_call (message,
1855                                                 MODEST_DBUS_IFACE,
1856                                                 MODEST_DBUS_METHOD_GET_FOLDERS)) {
1857                 on_dbus_method_get_folders (con, message);
1858                 handled = TRUE;                         
1859         } else if (dbus_message_is_method_call (message,
1860                                                 MODEST_DBUS_IFACE,
1861                                                 MODEST_DBUS_METHOD_DUMP_OPERATION_QUEUE)) {
1862                 on_dbus_method_dump_operation_queue (con, message);
1863                 handled = TRUE;
1864         } else if (dbus_message_is_method_call (message,
1865                                                 MODEST_DBUS_IFACE,
1866                                                 MODEST_DBUS_METHOD_DUMP_ACCOUNTS)) {
1867                 on_dbus_method_dump_accounts (con, message);
1868                 handled = TRUE;
1869         } else if (dbus_message_is_method_call (message,
1870                                                 MODEST_DBUS_IFACE,
1871                                                 MODEST_DBUS_METHOD_DUMP_SEND_QUEUES)) {
1872                 on_dbus_method_dump_send_queues (con, message);
1873                 handled = TRUE;
1874         } else {
1875                 /* Note that this mentions methods that were already handled in modest_dbus_req_handler(). */
1876                 /* 
1877                 g_debug ("  debug: %s: Unexpected (maybe already handled) D-Bus method:\n   Interface=%s, Member=%s\n", 
1878                         __FUNCTION__, dbus_message_get_interface (message),
1879                         dbus_message_get_member(message));
1880                 */
1881         }
1882         
1883         return (handled ? 
1884                 DBUS_HANDLER_RESULT_HANDLED :
1885                 DBUS_HANDLER_RESULT_NOT_YET_HANDLED);
1886 }
1887
1888 static gboolean
1889 notify_error_in_dbus_callback (gpointer user_data)
1890 {
1891         ModestMailOperation *mail_op;
1892         ModestMailOperationQueue *mail_op_queue;
1893
1894         mail_op = modest_mail_operation_new (NULL);
1895         mail_op_queue = modest_runtime_get_mail_operation_queue ();
1896
1897         /* Issues a noop operation in order to force the queue to emit
1898            the "queue-empty" signal to allow modest to quit */
1899         modest_mail_operation_queue_add (mail_op_queue, mail_op);
1900         modest_mail_operation_noop (mail_op);
1901         g_object_unref (mail_op);
1902
1903         return FALSE;
1904 }
1905
1906 static gboolean
1907 notify_msg_not_found_in_idle (gpointer user_data)
1908 {
1909         modest_platform_run_information_dialog (NULL, _("mail_ni_ui_folder_get_msg_folder_error"), FALSE);
1910
1911         g_idle_add (notify_error_in_dbus_callback, NULL);
1912
1913         return FALSE;
1914 }