* Fixes NB#82177 modest no longer hangs when canceling a search
[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,
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 "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_hide_opening_animation (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         g_slice_free (OpenMsgPerformerInfo, info);
427         return FALSE;
428 }
429
430 static void 
431 on_open_message_performer (gboolean canceled, 
432                            GError *err,
433                            GtkWindow *parent_window, 
434                            TnyAccount *account, 
435                            gpointer user_data)
436 {
437         OpenMsgPerformerInfo *info;
438         gchar *uri;
439         TnyHeader *header;
440         gchar *msg_uid;
441         ModestWindowMgr *win_mgr;
442         ModestWindow *msg_view = NULL;
443         gboolean is_draft = FALSE;
444         TnyFolder *folder = NULL;
445         TnyMsg *msg = NULL;
446
447         info = (OpenMsgPerformerInfo *) user_data;
448         uri = info->uri;
449
450         if (canceled || err) {
451                 goto frees;
452         }
453
454         /* Get folder */
455         if (!account) {
456                 ModestTnyAccountStore *account_store;
457                 ModestTnyLocalFoldersAccount *local_folders_account;
458                 
459                 account_store = modest_runtime_get_account_store ();
460                 local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
461                         modest_tny_account_store_get_local_folders_account (account_store));
462                 folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
463                 g_object_unref (local_folders_account);
464         } else {
465                 folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), uri, NULL);
466         }
467         if (modest_tny_folder_is_local_folder (folder) &&
468             (modest_tny_folder_get_local_or_mmc_folder_type (folder) == TNY_FOLDER_TYPE_DRAFTS)) {
469                 is_draft = TRUE;
470         }
471
472         /* Get message */
473         msg = tny_folder_find_msg (folder, uri, NULL);
474         if (!msg) {
475                 g_idle_add (notify_msg_not_found_in_idle, NULL);
476                 goto frees;
477         }
478
479         header = tny_msg_get_header (msg);
480         if (header && (tny_header_get_flags (header)&TNY_HEADER_FLAG_DELETED)) {
481                 g_object_unref (header);
482                 g_object_unref (msg);
483                 g_idle_add (notify_msg_not_found_in_idle, NULL);
484                 goto frees;
485         }
486         msg_uid =  modest_tny_folder_get_header_unique_id (header); 
487         win_mgr = modest_runtime_get_window_mgr ();
488
489         if (modest_window_mgr_find_registered_header (win_mgr, header, &msg_view)) {
490                 gtk_window_present (GTK_WINDOW(msg_view));
491         } else {
492                 const gchar *modest_account_name;
493
494                 /* g_debug ("creating new window for this msg"); */
495                 modest_window_mgr_register_header (win_mgr, header, NULL);
496
497                 if (account) {
498                         modest_account_name = 
499                                 modest_tny_account_get_parent_modest_account_name_for_server_account (account);
500                 } else {
501                         modest_account_name = NULL;
502                 }
503                         
504                 /* Drafts will be opened in the editor, and others will be opened in the viewer */
505                 if (is_draft) {
506                         msg_view = modest_msg_edit_window_new (msg, modest_account_name, TRUE);
507                 } else {
508                         TnyHeader *header;
509                         header = tny_msg_get_header (msg);
510                         msg_view = modest_msg_view_window_new_for_search_result (msg, modest_account_name, msg_uid);
511                         if (! (tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
512                                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
513                         g_object_unref (header);
514                         
515                 }               
516                 modest_window_mgr_register_window (win_mgr, msg_view);
517                 gtk_widget_show_all (GTK_WIDGET (msg_view));
518         }
519         g_object_unref (header);
520         g_object_unref (msg);
521         g_object_unref (folder);
522
523  frees:
524         g_free (info->uri);
525         if (info->account)
526                 g_object_unref (info->account);
527         g_idle_add (on_hide_opening_animation, info);
528 }
529
530 static gboolean
531 on_idle_open_message_performer (gpointer user_data)
532 {
533         ModestWindow *main_win = NULL;
534         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) user_data;
535
536         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
537                                                       FALSE); /* don't create */
538
539         /* Lock before the call as we're in an idle handler */
540         gdk_threads_enter ();
541         if (info->connect) {
542                 modest_platform_connect_and_perform (GTK_WINDOW (main_win), TRUE, info->account, 
543                                                      on_open_message_performer, info);
544         } else {
545                 on_open_message_performer (FALSE, NULL, GTK_WINDOW (main_win), info->account, info);
546         }
547         gdk_threads_leave ();
548
549         return FALSE;
550 }
551
552 static gint 
553 on_open_message (GArray * arguments, gpointer data, osso_rpc_t * retval)
554 {
555         osso_rpc_t val;
556         gchar *uri;
557         TnyAccount *account = NULL;
558         gint osso_retval;
559         gboolean is_merge;
560
561         /* Get the arguments: */
562         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_OPEN_MESSAGE_ARG_URI);
563         uri = g_strdup (val.value.s);
564
565         is_merge = g_str_has_prefix (uri, "merge:");
566
567         /* Get the account */
568         if (!is_merge)
569                 account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
570                                                           uri);
571
572         
573         if (is_merge || account) {
574                 OpenMsgPerformerInfo *info;
575                 TnyFolder *folder = NULL;
576
577                 info = g_slice_new0 (OpenMsgPerformerInfo);
578                 if (account) 
579                         info->account = g_object_ref (account);
580                 info->uri = uri;
581                 info->connect = TRUE;
582                 info->animation_timeout = g_timeout_add (1000, on_show_opening_animation, info);
583
584                 /* Try to get the message, if it's already downloaded
585                    we don't need to connect */
586                 if (account) {
587                         folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), uri, NULL);
588                 } else {
589                         ModestTnyAccountStore *account_store;
590                         ModestTnyLocalFoldersAccount *local_folders_account;
591
592                         account_store = modest_runtime_get_account_store ();
593                         local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
594                                 modest_tny_account_store_get_local_folders_account (account_store));
595                         folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
596                         g_object_unref (local_folders_account);
597                 }
598                 if (folder) {
599                         TnyMsg *msg = tny_folder_find_msg (folder, uri, NULL);
600                         if (msg) {
601                                 info->connect = FALSE;
602                                 g_object_unref (msg);
603                         }
604                         g_object_unref (folder);
605                 }
606
607                 /* We need to call it into an idle to get
608                    modest_platform_connect_and_perform into the main
609                    loop */
610                 g_idle_add (on_idle_open_message_performer, info);
611                 osso_retval = OSSO_OK;
612         } else {
613                 g_free (uri);
614                 osso_retval = OSSO_ERROR; 
615                 g_idle_add (notify_error_in_dbus_callback, NULL);
616         }
617
618         if (account)
619                 g_object_unref (account);
620         return osso_retval;
621 }
622
623 static gboolean
624 on_idle_delete_message (gpointer user_data)
625 {
626         TnyList *headers = NULL;
627         TnyFolder *folder = NULL;
628         TnyIterator *iter = NULL; 
629         TnyHeader *header = NULL, *msg_header = NULL;
630         TnyMsg *msg = NULL;
631         TnyAccount *account = NULL;
632         const char *uri = NULL, *uid = NULL;
633         gint res = 0;
634         ModestMailOperation *mail_op = NULL;
635         ModestWindow *main_win = NULL, *msg_view = NULL;
636
637         uri = (char *) user_data;
638         
639         msg = find_message_by_url (uri, &account);
640
641         if (!msg) {
642                 g_warning ("%s: Could not find message '%s'", __FUNCTION__, uri);
643                 g_idle_add (notify_error_in_dbus_callback, NULL);
644                 return OSSO_ERROR; 
645         }
646         
647         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
648                                                       FALSE); /* don't create */
649         
650         msg_header = tny_msg_get_header (msg);
651         uid = tny_header_get_uid (msg_header);
652         folder = tny_msg_get_folder (msg);
653
654         if (!folder) {
655                 g_warning ("%s: Could not find folder (uri:'%s')", __FUNCTION__, uri);
656                 g_object_unref (msg);
657                 g_idle_add (notify_error_in_dbus_callback, NULL);
658                 return OSSO_ERROR; 
659         }
660
661         headers = tny_simple_list_new ();
662         tny_folder_get_headers (folder, headers, TRUE, NULL);
663         iter = tny_list_create_iterator (headers);
664         header = NULL;
665
666         while (!tny_iterator_is_done (iter)) {
667                 const char *cur_id = NULL;
668
669                 header = TNY_HEADER (tny_iterator_get_current (iter));
670                 if (header)
671                         cur_id = tny_header_get_uid (header);
672                 
673                 if (cur_id && uid && g_str_equal (cur_id, uid)) {
674                         /* g_debug ("Found corresponding header from folder"); */
675                         break;
676                 }
677
678                 if (header) {
679                         g_object_unref (header);
680                         header = NULL;
681                 }
682                 
683                 tny_iterator_next (iter);
684         }
685
686         g_object_unref (iter);
687         iter = NULL;
688         g_object_unref (headers);
689         headers = NULL;
690         
691         g_object_unref (msg_header);
692         msg_header = NULL;
693         g_object_unref (msg);
694         msg = NULL;
695
696         if (header == NULL) {
697                 if (folder)
698                         g_object_unref (folder);
699                 g_idle_add (notify_error_in_dbus_callback, NULL);                       
700                 return OSSO_ERROR;
701         }
702                 
703         res = OSSO_OK;
704
705         /* This is a GDK lock because we are an idle callback and
706          * the code below is or does Gtk+ code */
707         gdk_threads_enter (); /* CHECKED */
708
709         mail_op = modest_mail_operation_new (main_win ? G_OBJECT(main_win) : NULL);
710         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
711         modest_mail_operation_remove_msg (mail_op, header, FALSE);
712         g_object_unref (G_OBJECT (mail_op));
713         
714         if (main_win) { /* no need if there's no window */ 
715                 if (modest_window_mgr_find_registered_header (modest_runtime_get_window_mgr(),
716                                                               header, &msg_view)) {
717                         if (MODEST_IS_MSG_VIEW_WINDOW (msg_view))
718                                 modest_ui_actions_refresh_message_window_after_delete (MODEST_MSG_VIEW_WINDOW (msg_view));
719                 }
720         }
721         gdk_threads_leave (); /* CHECKED */
722         
723         if (header)
724                 g_object_unref (header);
725         
726         if (folder) {
727                 /* Trick: do a poke status in order to speed up the signaling
728                    of observers.
729                    A delete via the menu does this, in do_headers_action(), 
730                    though I don't know why.
731                  */
732                 tny_folder_poke_status (folder);
733         
734                 g_object_unref (folder);
735         }
736         
737         if (account)
738                 g_object_unref (account);
739                 
740         /* Refilter the header view explicitly, to make sure that 
741          * deleted emails are really removed from view. 
742          * (They are not really deleted until contact is made with the server, 
743          * so they would appear with a strike-through until then):
744          */
745         if (main_win) { /* only needed when there's a mainwindow / UI */
746
747                 /* This is a GDK lock because we are an idle callback and
748                  * the code below is or does Gtk+ code */
749                 gdk_threads_enter (); /* CHECKED */
750                 ModestHeaderView *header_view = (ModestHeaderView *)
751                         modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(main_win),
752                                                              MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
753                 if (header_view && MODEST_IS_HEADER_VIEW (header_view))
754                         modest_header_view_refilter (header_view);
755                 gdk_threads_leave ();
756         }
757         
758         return res;
759 }
760
761
762
763
764 static gint
765 on_delete_message (GArray *arguments, gpointer data, osso_rpc_t *retval)
766 {
767         /* Get the arguments: */
768         osso_rpc_t val = g_array_index (arguments,
769                              osso_rpc_t,
770                              MODEST_DBUS_DELETE_MESSAGE_ARG_URI);
771         gchar *uri = g_strdup (val.value.s);
772         
773         /* Use g_idle to context-switch into the application's thread: */
774         g_idle_add(on_idle_delete_message, (gpointer)uri);
775         
776         return OSSO_OK;
777 }
778
779 static gboolean
780 on_idle_send_receive(gpointer user_data)
781 {
782         gboolean auto_update;
783         ModestWindow *main_win = NULL;
784
785         main_win =
786                 modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
787                                                    FALSE); /* don't create */
788
789         gdk_threads_enter (); /* CHECKED */
790
791         /* Check if the autoupdate feature is on */
792         auto_update = modest_conf_get_bool (modest_runtime_get_conf (), 
793                                             MODEST_CONF_AUTO_UPDATE, NULL);
794
795         if (auto_update)
796                 /* Do send receive */
797                 modest_ui_actions_do_send_receive_all (main_win, FALSE, FALSE, FALSE);
798         else
799                 /* Disable auto update */
800                 modest_platform_set_update_interval (0);
801
802         gdk_threads_leave (); /* CHECKED */
803         
804         return FALSE;
805 }
806
807
808
809 static gint 
810 on_dbus_method_dump_send_queues (DBusConnection *con, DBusMessage *message)
811 {
812         gchar *str;
813         
814         DBusMessage *reply;
815         dbus_uint32_t serial = 0;
816
817         GSList *account_names, *cursor;
818
819         str = g_strdup("\nsend queues\n"
820                        "===========\n");
821
822         cursor = account_names = modest_account_mgr_account_names
823                 (modest_runtime_get_account_mgr(), TRUE); /* only enabled accounts */
824
825         while (cursor) {
826                 TnyAccount *acc;
827                 gchar *tmp, *accname = (gchar*)cursor->data;
828                 
829                 tmp = g_strdup_printf ("%s", str);
830                 g_free (str);
831                 str = tmp;
832                 
833                 /* transport */
834                 acc = modest_tny_account_store_get_server_account (
835                         modest_runtime_get_account_store(), accname,
836                         TNY_ACCOUNT_TYPE_TRANSPORT);
837                 if (TNY_IS_ACCOUNT(acc)) {
838                         gchar *tmp, *url = tny_account_get_url_string (acc);
839                         ModestTnySendQueue *sendqueue =
840                                 modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT(acc));
841                         gchar *queue_str = modest_tny_send_queue_to_string (sendqueue);
842                         
843                         tmp = g_strdup_printf ("%s[%s]: '%s': %s\n%s",
844                                                str, accname, tny_account_get_id (acc), url,
845                                                queue_str);
846                         g_free(queue_str);
847                         g_free (url);
848                         g_free (str);
849                         str = tmp;
850
851                         g_object_unref (acc);
852                 }
853                 
854                 cursor = g_slist_next (cursor);
855         }
856         modest_account_mgr_free_account_names (account_names);
857                                                          
858         g_printerr (str);
859         
860         reply = dbus_message_new_method_return (message);
861         if (reply) {
862                 dbus_message_append_args (reply,
863                                           DBUS_TYPE_STRING, &str,
864                                           DBUS_TYPE_INVALID);
865                 dbus_connection_send (con, reply, &serial);
866                 dbus_connection_flush (con);
867                 dbus_message_unref (reply);
868         }
869         
870         g_free (str);
871         return OSSO_OK;
872 }
873
874
875 static gint 
876 on_dbus_method_dump_operation_queue (DBusConnection *con, DBusMessage *message)
877 {
878         gchar *str;
879         gchar *op_queue_str;
880         
881         DBusMessage *reply;
882         dbus_uint32_t serial = 0;
883
884         /* operations queue; */
885         op_queue_str = modest_mail_operation_queue_to_string
886                 (modest_runtime_get_mail_operation_queue ());
887                 
888         str = g_strdup_printf ("\noperation queue\n"
889                                "===============\n"
890                                "status: %s\n"
891                                "%s\n",
892                                tny_device_is_online (modest_runtime_get_device ()) ? "online" : "offline",
893                                op_queue_str);
894         g_free (op_queue_str);
895         
896         g_printerr (str);
897         
898         reply = dbus_message_new_method_return (message);
899         if (reply) {
900                 dbus_message_append_args (reply,
901                                           DBUS_TYPE_STRING, &str,
902                                           DBUS_TYPE_INVALID);
903                 dbus_connection_send (con, reply, &serial);
904                 dbus_connection_flush (con);
905                 dbus_message_unref (reply);
906         }
907         
908         g_free (str);
909         return OSSO_OK;
910 }
911
912
913
914 static gint 
915 on_dbus_method_dump_accounts (DBusConnection *con, DBusMessage *message)
916 {
917         gchar *str;
918         
919         DBusMessage *reply;
920         dbus_uint32_t serial = 0;
921
922         GSList *account_names, *cursor;
923
924         str = g_strdup ("\naccounts\n========\n");
925
926         cursor = account_names = modest_account_mgr_account_names
927                 (modest_runtime_get_account_mgr(), TRUE); /* only enabled accounts */
928
929         while (cursor) {
930                 TnyAccount *acc;
931                 gchar *tmp, *accname = (gchar*)cursor->data;
932
933                 tmp = g_strdup_printf ("%s[%s]\n", str, accname);
934                 g_free (str);
935                 str = tmp;
936                 
937                 /* store */
938                 acc = modest_tny_account_store_get_server_account (
939                         modest_runtime_get_account_store(), accname,
940                         TNY_ACCOUNT_TYPE_STORE);
941                 if (TNY_IS_ACCOUNT(acc)) {
942                         gchar *tmp, *url = tny_account_get_url_string (acc);
943                         tmp = g_strdup_printf ("%sstore    : '%s': %s\n",
944                                                str, tny_account_get_id (acc), url);
945                         g_free (str);
946                         str = tmp;
947                         g_free (url);
948                         g_object_unref (acc);
949                 }
950                 
951                 /* transport */
952                 acc = modest_tny_account_store_get_server_account (
953                         modest_runtime_get_account_store(), accname,
954                         TNY_ACCOUNT_TYPE_TRANSPORT);
955                 if (TNY_IS_ACCOUNT(acc)) {
956                         gchar *tmp, *url = tny_account_get_url_string (acc);
957                         tmp = g_strdup_printf ("%stransport: '%s': %s\n",
958                                                str, tny_account_get_id (acc), url);
959                         g_free (str);
960                         str = tmp;
961                         g_free (url);
962                         g_object_unref (acc);
963                 }
964                 
965                 cursor = g_slist_next (cursor);
966         }
967         
968         modest_account_mgr_free_account_names (account_names);
969                                                          
970         g_printerr (str);
971         
972         reply = dbus_message_new_method_return (message);
973         if (reply) {
974                 dbus_message_append_args (reply,
975                                           DBUS_TYPE_STRING, &str,
976                                           DBUS_TYPE_INVALID);
977                 dbus_connection_send (con, reply, &serial);
978                 dbus_connection_flush (con);
979                 dbus_message_unref (reply);
980         }
981         
982         g_free (str);
983         return OSSO_OK;
984 }
985
986
987
988
989 static gint 
990 on_send_receive(GArray *arguments, gpointer data, osso_rpc_t * retval)
991 {       
992         ModestConnectedVia connect_when;
993
994         connect_when = modest_conf_get_int (modest_runtime_get_conf (), 
995                                             MODEST_CONF_UPDATE_WHEN_CONNECTED_BY, NULL);
996         
997         /* Perform a send and receive if the user selected to connect
998            via any mean or if the current connection method is the
999            same as the one specified by the user */
1000         if (connect_when == MODEST_CONNECTED_VIA_ANY ||
1001             connect_when == modest_platform_get_current_connection ()) {
1002                 /* Use g_idle to context-switch into the application's thread: */
1003                 g_idle_add (on_idle_send_receive, NULL);
1004         } else {
1005                 /* We need this to allow modest to finish */
1006                 g_idle_add (notify_error_in_dbus_callback, NULL);
1007         }
1008         
1009         return OSSO_OK;
1010 }
1011
1012 static gboolean
1013 on_idle_open_default_inbox(gpointer user_data)
1014 {
1015         ModestWindow *main_win;
1016         GtkWidget *folder_view;
1017         
1018         if (!check_and_offer_account_creation ()) /* this has it's only lock already */
1019                 return FALSE;
1020
1021         /* This is a GDK lock because we are an idle callback and
1022          * the code below is or does Gtk+ code */
1023         gdk_threads_enter (); /* CHECKED */
1024
1025         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
1026                                                       TRUE); /* create if non-existent */
1027         if (!main_win) {
1028                 g_warning ("%s: BUG: no main window", __FUNCTION__);
1029                 gdk_threads_leave (); /* CHECKED */
1030                 return FALSE; /* don't call me again */
1031         }
1032                 
1033         /* Get the folder view */
1034         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (main_win),
1035                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
1036         modest_folder_view_select_first_inbox_or_local (MODEST_FOLDER_VIEW (folder_view));
1037         
1038         gdk_threads_leave (); /* CHECKED */
1039         
1040         /* This D-Bus method is obviously meant to result in the UI being visible,
1041          * so show it, by calling this idle handler directly: */
1042         on_idle_top_application(user_data);
1043         
1044         return FALSE; /* Do not call this callback again. */
1045 }
1046
1047 static gint 
1048 on_open_default_inbox(GArray * arguments, gpointer data, osso_rpc_t * retval)
1049 {
1050         /* Use g_idle to context-switch into the application's thread: */
1051         g_idle_add(on_idle_open_default_inbox, NULL);
1052         
1053         return OSSO_OK;
1054 }
1055
1056
1057 static gboolean 
1058 on_idle_top_application (gpointer user_data)
1059 {
1060         ModestWindow *main_win;
1061         
1062         /* This is a GDK lock because we are an idle callback and
1063          * the code below is or does Gtk+ code */
1064
1065         gdk_threads_enter (); /* CHECKED */
1066         
1067         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
1068                                                       TRUE); /* create if non-existent */
1069         if (main_win) {
1070                 /* Ideally, we would just use gtk_widget_show(), 
1071                  * but this widget is not coded correctly to support that: */
1072                 gtk_widget_show_all (GTK_WIDGET (main_win));
1073                 gtk_window_present (GTK_WINDOW (main_win));
1074         } else
1075                 g_warning ("%s: BUG: no main window", __FUNCTION__);
1076
1077         gdk_threads_leave (); /* CHECKED */
1078         
1079         return FALSE; /* Do not call this callback again. */
1080 }
1081
1082 static gint 
1083 on_top_application(GArray * arguments, gpointer data, osso_rpc_t * retval)
1084 {
1085         /* Use g_idle to context-switch into the application's thread: */
1086         g_idle_add(on_idle_top_application, NULL);
1087         
1088         return OSSO_OK;
1089 }
1090                       
1091 /* Callback for normal D-BUS messages */
1092 gint 
1093 modest_dbus_req_handler(const gchar * interface, const gchar * method,
1094                         GArray * arguments, gpointer data,
1095                         osso_rpc_t * retval)
1096 {
1097         if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_MAIL_TO) == 0) {
1098                 if (arguments->len != MODEST_DBUS_MAIL_TO_ARGS_COUNT)
1099                         goto param_error;
1100                 return on_mail_to (arguments, data, retval);            
1101         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_OPEN_MESSAGE) == 0) {
1102                 if (arguments->len != MODEST_DBUS_OPEN_MESSAGE_ARGS_COUNT)
1103                         goto param_error;
1104                 return on_open_message (arguments, data, retval);
1105         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_SEND_RECEIVE) == 0) {
1106                 if (arguments->len != 0)
1107                         goto param_error;
1108                 return on_send_receive (arguments, data, retval);
1109         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_COMPOSE_MAIL) == 0) {
1110                 if (arguments->len != MODEST_DBUS_COMPOSE_MAIL_ARGS_COUNT)
1111                         goto param_error;
1112                 return on_compose_mail (arguments, data, retval);
1113         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_DELETE_MESSAGE) == 0) {
1114                 if (arguments->len != MODEST_DBUS_DELETE_MESSAGE_ARGS_COUNT)
1115                         goto param_error;
1116                 return on_delete_message (arguments,data, retval);
1117         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_OPEN_DEFAULT_INBOX) == 0) {
1118                 if (arguments->len != 0)
1119                         goto param_error;
1120                 return on_open_default_inbox (arguments, data, retval);
1121         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_TOP_APPLICATION) == 0) {
1122                 if (arguments->len != 0)
1123                         goto param_error;
1124                 return on_top_application (arguments, data, retval); 
1125         } else { 
1126                 /* We need to return INVALID here so
1127                  * libosso will return DBUS_HANDLER_RESULT_NOT_YET_HANDLED,
1128                  * so that our modest_dbus_req_filter will then be tried instead.
1129                  * */
1130                 return OSSO_INVALID;
1131         }
1132  param_error:
1133         /* Notify error in D-Bus method */
1134         g_idle_add (notify_error_in_dbus_callback, NULL);
1135         return OSSO_ERROR;
1136 }
1137                                          
1138 /* A complex D-Bus type (like a struct),
1139  * used to return various information about a search hit.
1140  */
1141 #define SEARCH_HIT_DBUS_TYPE \
1142         DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
1143         DBUS_TYPE_STRING_AS_STRING /* msgid */ \
1144         DBUS_TYPE_STRING_AS_STRING /* subject */ \
1145         DBUS_TYPE_STRING_AS_STRING /* folder */ \
1146         DBUS_TYPE_STRING_AS_STRING /* sender */ \
1147         DBUS_TYPE_UINT64_AS_STRING /* msize */ \
1148         DBUS_TYPE_BOOLEAN_AS_STRING /* has_attachment */ \
1149         DBUS_TYPE_BOOLEAN_AS_STRING /* is_unread */ \
1150         DBUS_TYPE_INT64_AS_STRING /* timestamp */ \
1151         DBUS_STRUCT_END_CHAR_AS_STRING
1152
1153 static DBusMessage *
1154 search_result_to_message (DBusMessage *reply,
1155                            GList       *hits)
1156 {
1157         DBusMessageIter iter;
1158         DBusMessageIter array_iter;
1159         GList          *hit_iter;
1160
1161         dbus_message_iter_init_append (reply, &iter); 
1162         dbus_message_iter_open_container (&iter,
1163                                           DBUS_TYPE_ARRAY,
1164                                           SEARCH_HIT_DBUS_TYPE,
1165                                           &array_iter); 
1166
1167         for (hit_iter = hits; hit_iter; hit_iter = hit_iter->next) {
1168                 DBusMessageIter  struct_iter;
1169                 ModestSearchResultHit *hit;
1170                 char            *msg_url;
1171                 const char      *subject;
1172                 const char      *folder;
1173                 const char      *sender;
1174                 guint64          size;
1175                 gboolean         has_attachment;
1176                 gboolean         is_unread;
1177                 gint64           ts;
1178
1179                 hit = (ModestSearchResultHit *) hit_iter->data;
1180
1181                 msg_url = hit->msgid;
1182                 subject = hit->subject;
1183                 folder  = hit->folder;
1184                 sender  = hit->sender;
1185                 size           = hit->msize;
1186                 has_attachment = hit->has_attachment;
1187                 is_unread      = hit->is_unread;
1188                 ts             = hit->timestamp;
1189
1190                 g_debug ("DEBUG: %s: Adding hit: %s", __FUNCTION__, msg_url);   
1191                 
1192                 dbus_message_iter_open_container (&array_iter,
1193                                                   DBUS_TYPE_STRUCT,
1194                                                   NULL,
1195                                                   &struct_iter);
1196
1197                 dbus_message_iter_append_basic (&struct_iter,
1198                                                 DBUS_TYPE_STRING,
1199                                                 &msg_url);
1200
1201                 dbus_message_iter_append_basic (&struct_iter,
1202                                                 DBUS_TYPE_STRING,
1203                                                 &subject); 
1204
1205                 dbus_message_iter_append_basic (&struct_iter,
1206                                                 DBUS_TYPE_STRING,
1207                                                 &folder);
1208
1209                 dbus_message_iter_append_basic (&struct_iter,
1210                                                 DBUS_TYPE_STRING,
1211                                                 &sender);
1212
1213                 dbus_message_iter_append_basic (&struct_iter,
1214                                                 DBUS_TYPE_UINT64,
1215                                                 &size);
1216
1217                 dbus_message_iter_append_basic (&struct_iter,
1218                                                 DBUS_TYPE_BOOLEAN,
1219                                                 &has_attachment);
1220
1221                 dbus_message_iter_append_basic (&struct_iter,
1222                                                 DBUS_TYPE_BOOLEAN,
1223                                                 &is_unread);
1224                 
1225                 dbus_message_iter_append_basic (&struct_iter,
1226                                                 DBUS_TYPE_INT64,
1227                                                 &ts);
1228
1229                 dbus_message_iter_close_container (&array_iter,
1230                                                    &struct_iter); 
1231
1232                 g_free (hit->msgid);
1233                 g_free (hit->subject);
1234                 g_free (hit->folder);
1235                 g_free (hit->sender);
1236
1237                 g_slice_free (ModestSearchResultHit, hit);
1238         }
1239
1240         dbus_message_iter_close_container (&iter, &array_iter);
1241
1242         return reply;
1243 }
1244
1245 typedef struct
1246 {
1247         DBusConnection *con;
1248         DBusMessage *message;
1249         ModestSearch *search;
1250 } SearchHelper;
1251
1252 static void
1253 search_all_cb (GList *hits, gpointer user_data)
1254 {
1255         DBusMessage  *reply;
1256         SearchHelper *helper = (SearchHelper *) user_data;
1257
1258         reply = dbus_message_new_method_return (helper->message);
1259
1260         if (reply) {
1261                 dbus_uint32_t serial = 0;
1262                 
1263                 search_result_to_message (reply, hits);
1264
1265                 dbus_connection_send (helper->con, reply, &serial);
1266                 dbus_connection_flush (helper->con);
1267                 dbus_message_unref (reply);
1268         }
1269
1270         /* Free the helper */
1271         dbus_message_unref (helper->message);
1272         modest_search_free (helper->search);
1273         g_slice_free (ModestSearch, helper->search);
1274         g_slice_free (SearchHelper, helper);
1275 }
1276
1277 static void
1278 on_dbus_method_search (DBusConnection *con, DBusMessage *message)
1279 {
1280         ModestDBusSearchFlags dbus_flags;
1281         dbus_bool_t  res;
1282         dbus_int64_t sd_v;
1283         dbus_int64_t ed_v;
1284         dbus_int32_t flags_v;
1285         dbus_uint32_t size_v;
1286         const char *folder;
1287         const char *query;
1288         time_t start_date;
1289         time_t end_date;
1290         ModestSearch *search;
1291         DBusError error;
1292
1293         dbus_error_init (&error);
1294
1295         sd_v = ed_v = 0;
1296         flags_v = 0;
1297
1298         res = dbus_message_get_args (message,
1299                                      &error,
1300                                      DBUS_TYPE_STRING, &query,
1301                                      DBUS_TYPE_STRING, &folder, /* e.g. "INBOX/drafts": TODO: Use both an ID and a display name. */
1302                                      DBUS_TYPE_INT64, &sd_v,
1303                                      DBUS_TYPE_INT64, &ed_v,
1304                                      DBUS_TYPE_INT32, &flags_v,
1305                                      DBUS_TYPE_UINT32, &size_v,
1306                                      DBUS_TYPE_INVALID);
1307
1308         dbus_flags = (ModestDBusSearchFlags) flags_v;
1309         start_date = (time_t) sd_v;
1310         end_date = (time_t) ed_v;
1311
1312         search = g_slice_new0 (ModestSearch);
1313         
1314         if (folder && g_str_has_prefix (folder, "MAND:")) {
1315                 search->folder = g_strdup (folder + strlen ("MAND:"));
1316         } else if (folder && g_str_has_prefix (folder, "USER:")) {
1317                 search->folder = g_strdup (folder + strlen ("USER:"));
1318         } else if (folder && g_str_has_prefix (folder, "MY:")) {
1319                 search->folder = g_strdup (folder + strlen ("MY:"));
1320         } else {
1321                 search->folder = g_strdup (folder);
1322         }
1323
1324    /* Remember the text to search for: */
1325 #ifdef MODEST_HAVE_OGS
1326         search->query  = g_strdup (query);
1327 #endif
1328
1329         /* Other criteria: */
1330         search->start_date = start_date;
1331         search->end_date  = end_date;
1332         search->flags = 0;
1333
1334         /* Text to serach for in various parts of the message: */
1335         if (dbus_flags & MODEST_DBUS_SEARCH_SUBJECT) {
1336                 search->flags |= MODEST_SEARCH_SUBJECT;
1337                 search->subject = g_strdup (query);
1338         }
1339
1340         if (dbus_flags & MODEST_DBUS_SEARCH_SENDER) {
1341                 search->flags |=  MODEST_SEARCH_SENDER;
1342                 search->from = g_strdup (query);
1343         }
1344
1345         if (dbus_flags & MODEST_DBUS_SEARCH_RECIPIENT) {
1346                 search->flags |= MODEST_SEARCH_RECIPIENT; 
1347                 search->recipient = g_strdup (query);
1348         }
1349
1350         if (dbus_flags & MODEST_DBUS_SEARCH_BODY) {
1351                 search->flags |=  MODEST_SEARCH_BODY; 
1352                 search->body = g_strdup (query);
1353         }
1354
1355         if (sd_v > 0) {
1356                 search->flags |= MODEST_SEARCH_BEFORE;
1357                 search->start_date = start_date;
1358         }
1359
1360         if (ed_v > 0) {
1361                 search->flags |= MODEST_SEARCH_AFTER;
1362                 search->end_date = end_date;
1363         }
1364
1365         if (size_v > 0) {
1366                 search->flags |= MODEST_SEARCH_SIZE;
1367                 search->minsize = size_v;
1368         }
1369
1370 #ifdef MODEST_HAVE_OGS
1371         search->flags |= MODEST_SEARCH_USE_OGS;
1372         g_debug ("%s: Starting search for %s", __FUNCTION__, search->query);
1373 #endif
1374
1375         SearchHelper *helper = g_slice_new (SearchHelper);
1376         helper->search = search;
1377         dbus_message_ref (message);
1378         helper->message = message;
1379         helper->con = con;
1380
1381         /* Search asynchronously */
1382         modest_search_all_accounts (search, search_all_cb, helper);
1383 }
1384
1385
1386 /* A complex D-Bus type (like a struct),
1387  * used to return various information about a folder.
1388  */
1389 #define GET_FOLDERS_RESULT_DBUS_TYPE \
1390         DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
1391         DBUS_TYPE_STRING_AS_STRING /* Folder Name */ \
1392         DBUS_TYPE_STRING_AS_STRING /* Folder URI */ \
1393         DBUS_STRUCT_END_CHAR_AS_STRING
1394
1395 static DBusMessage *
1396 get_folders_result_to_message (DBusMessage *reply,
1397                            GList *folder_ids)
1398 {
1399         DBusMessageIter iter;   
1400         dbus_message_iter_init_append (reply, &iter); 
1401         
1402         DBusMessageIter array_iter;
1403         dbus_message_iter_open_container (&iter,
1404                                           DBUS_TYPE_ARRAY,
1405                                           GET_FOLDERS_RESULT_DBUS_TYPE,
1406                                           &array_iter); 
1407
1408         GList *list_iter = folder_ids;
1409         for (list_iter = folder_ids; list_iter; list_iter = list_iter->next) {
1410                 
1411                 const gchar *folder_name = (const gchar*)list_iter->data;
1412                 if (folder_name) {
1413                         /* g_debug ("DEBUG: %s: Adding folder: %s", __FUNCTION__, folder_name); */
1414                         
1415                         DBusMessageIter struct_iter;
1416                         dbus_message_iter_open_container (&array_iter,
1417                                                           DBUS_TYPE_STRUCT,
1418                                                           NULL,
1419                                                           &struct_iter);
1420         
1421                         /* name: */
1422                         dbus_message_iter_append_basic (&struct_iter,
1423                                                         DBUS_TYPE_STRING,
1424                                                         &folder_name); /* The string will be copied. */
1425                                                         
1426                         /* URI: This is maybe not needed by osso-global-search: */
1427                         const gchar *folder_uri = "TODO:unimplemented";
1428                         dbus_message_iter_append_basic (&struct_iter,
1429                                                         DBUS_TYPE_STRING,
1430                                                         &folder_uri); /* The string will be copied. */
1431         
1432                         dbus_message_iter_close_container (&array_iter,
1433                                                            &struct_iter); 
1434                 }
1435         }
1436
1437         dbus_message_iter_close_container (&iter, &array_iter);
1438
1439         return reply;
1440 }
1441
1442 static void
1443 add_single_folder_to_list (TnyFolder *folder, GList** list)
1444 {
1445         if (!folder)
1446                 return;
1447                 
1448         if (TNY_IS_MERGE_FOLDER (folder)) {
1449                 const gchar * folder_name;
1450                 /* Ignore these because their IDs ares
1451                  * a) not always unique or sensible.
1452                  * b) not human-readable, and currently need a human-readable 
1453                  *    ID here, because the osso-email-interface API does not allow 
1454                  *    us to return both an ID and a display name.
1455                  * 
1456                  * This is actually the merged outbox folder.
1457                  * We could hack our D-Bus API to understand "outbox" as the merged outboxes, 
1458                  * but that seems unwise. murrayc.
1459                  */
1460                 folder_name = tny_folder_get_name (folder);
1461                 if (folder_name && !strcmp (folder_name, "Outbox")) {
1462                         *list = g_list_append(*list, g_strdup ("MAND:outbox"));
1463                 }
1464                 return; 
1465         }
1466                 
1467         /* Add this folder to the list: */
1468         /*
1469         const gchar * folder_name = tny_folder_get_name (folder);
1470         if (folder_name)
1471                 *list = g_list_append(*list, g_strdup (folder_name));
1472         else {
1473         */
1474                 /* osso-global-search only uses one string,
1475                  * so ID is the only thing that could possibly identify a folder.
1476                  * TODO: osso-global search should probably be changed to 
1477                  * take an ID and a Name.
1478                  */
1479         const gchar * id =  tny_folder_get_id (folder);
1480         if (id && strlen(id)) {
1481                 const gchar *prefix = NULL;
1482                 TnyFolderType folder_type;
1483                         
1484                 /* dbus global search api expects a prefix identifying the type of
1485                  * folder here. Mandatory folders should have MAND: prefix, and
1486                  * other user created folders should have USER: prefix
1487                  */
1488                 folder_type = modest_tny_folder_guess_folder_type (folder);
1489                 switch (folder_type) {
1490                 case TNY_FOLDER_TYPE_INBOX:
1491                         prefix = "MY:";
1492                         break;
1493                 case TNY_FOLDER_TYPE_OUTBOX:
1494                 case TNY_FOLDER_TYPE_DRAFTS:
1495                 case TNY_FOLDER_TYPE_SENT:
1496                 case TNY_FOLDER_TYPE_ARCHIVE:
1497                         prefix = "MAND:";
1498                         break;
1499                 case TNY_FOLDER_TYPE_INVALID:
1500                         g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
1501                         return; /* don't add it */
1502                 default:
1503                         prefix = "USER:";
1504                         
1505                 }
1506                 
1507
1508                 *list = g_list_append(*list, g_strdup_printf ("%s%s", prefix, id));
1509         }
1510 }
1511
1512 static void
1513 add_folders_to_list (TnyFolderStore *folder_store, GList** list)
1514 {
1515         if (!folder_store)
1516                 return;
1517         
1518         /* Add this folder to the list: */
1519         if (TNY_IS_FOLDER (folder_store)) {
1520                 add_single_folder_to_list (TNY_FOLDER (folder_store), list);
1521         }       
1522                 
1523         /* Recurse into child folders: */
1524                 
1525         /* Get the folders list: */
1526         /*
1527         TnyFolderStoreQuery *query = tny_folder_store_query_new ();
1528         tny_folder_store_query_add_item (query, NULL, 
1529                 TNY_FOLDER_STORE_QUERY_OPTION_SUBSCRIBED);
1530         */
1531         TnyList *all_folders = tny_simple_list_new ();
1532         tny_folder_store_get_folders (folder_store,
1533                                       all_folders,
1534                                       NULL /* query */,
1535                                       NULL /* error */);
1536
1537         TnyIterator *iter = tny_list_create_iterator (all_folders);
1538         while (!tny_iterator_is_done (iter)) {
1539                 
1540                 /* Do not recurse, because the osso-global-search UI specification 
1541                  * does not seem to want the sub-folders, though that spec seems to 
1542                  * be generally unsuitable for Modest.
1543                  */
1544                 TnyFolder *folder = TNY_FOLDER (tny_iterator_get_current (iter));
1545                 if (folder) {
1546                         add_single_folder_to_list (TNY_FOLDER (folder), list);
1547                          
1548                         #if 0
1549                         if (TNY_IS_FOLDER_STORE (folder))
1550                                 add_folders_to_list (TNY_FOLDER_STORE (folder), list);
1551                         else {
1552                                 add_single_folder_to_list (TNY_FOLDER (folder), list);
1553                         }
1554                         #endif
1555                         
1556                         /* tny_iterator_get_current() gave us a reference. */
1557                         g_object_unref (folder);
1558                 }
1559                 
1560                 tny_iterator_next (iter);
1561         }
1562         g_object_unref (G_OBJECT (iter));
1563 }
1564
1565
1566 /* return >1 for a special folder, 0 for a user-folder */
1567 static gint
1568 get_rank (const gchar *folder)
1569 {
1570         if (strcmp (folder, "INBOX") == 0)
1571                 return 1;
1572         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_SENT)) == 0)
1573                 return 2;
1574         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_DRAFTS)) == 0)
1575                 return 3;
1576         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_OUTBOX)) == 0)
1577                 return 4;
1578         return 0;
1579 }
1580
1581 static gint
1582 folder_name_compare_func (const gchar* folder1, const gchar* folder2)
1583 {
1584         gint r1 = get_rank (folder1);
1585         gint r2 = get_rank (folder2);
1586
1587         if (r1 > 0 && r2 > 0)
1588                 return r1 - r2;
1589         if (r1 > 0 && r2 == 0)
1590                 return -1;
1591         if (r1 == 0 && r2 > 0)
1592                 return 1;
1593         else
1594                 return  modest_text_utils_utf8_strcmp (folder1, folder2, TRUE);
1595 }
1596
1597 /* FIXME: */
1598 /*   - we're still missing the outbox */
1599 /*   - we need to take care of localization (urgh) */
1600 /*   - what about 'All mail folders'? */
1601 static void
1602 on_dbus_method_get_folders (DBusConnection *con, DBusMessage *message)
1603 {
1604         DBusMessage  *reply = NULL;
1605         ModestAccountMgr *account_mgr = NULL;
1606         gchar *account_name = NULL;
1607         GList *folder_names = NULL;     
1608         TnyAccount *account_local = NULL;
1609         TnyAccount *account_mmc = NULL;
1610         
1611         /* Get the TnyStoreAccount so we can get the folders: */
1612         account_mgr = modest_runtime_get_account_mgr();
1613         account_name = modest_account_mgr_get_default_account (account_mgr);
1614         if (!account_name) {
1615                 g_printerr ("modest: no account found\n");
1616         }
1617         
1618         if (account_name) {
1619                 TnyAccount *account = NULL;
1620                 if (account_mgr) {
1621                         account = modest_tny_account_store_get_server_account (
1622                                 modest_runtime_get_account_store(), account_name, 
1623                                 TNY_ACCOUNT_TYPE_STORE);
1624                 }
1625                 
1626                 if (!account) {
1627                         g_printerr ("modest: failed to get tny account folder'%s'\n", account_name);
1628                 } 
1629                 
1630                 printf("DEBUG: %s: Getting folders for account name=%s\n", __FUNCTION__, account_name);
1631                 g_free (account_name);
1632                 account_name = NULL;
1633                 
1634                 add_folders_to_list (TNY_FOLDER_STORE (account), &folder_names);
1635         
1636                 g_object_unref (account);
1637                 account = NULL;
1638         }
1639         
1640         /* Also add the folders from the local folders account,
1641          * because they are (currently) used with all accounts:
1642          * TODO: This is not working. It seems to get only the Merged Folder (with an ID of "" (not NULL)).
1643          */
1644         account_local = 
1645                 modest_tny_account_store_get_local_folders_account (modest_runtime_get_account_store());
1646         add_folders_to_list (TNY_FOLDER_STORE (account_local), &folder_names);
1647
1648         g_object_unref (account_local);
1649         account_local = NULL;
1650
1651         /* Obtain the mmc account */
1652         account_mmc = 
1653                 modest_tny_account_store_get_mmc_folders_account (modest_runtime_get_account_store());
1654         if (account_mmc) {
1655                 add_folders_to_list (TNY_FOLDER_STORE (account_mmc), &folder_names);
1656                 g_object_unref (account_mmc);
1657                 account_mmc = NULL;
1658         }
1659
1660         /* specs require us to sort the folder names, although
1661          * this is really not the place to do that...
1662          */
1663         folder_names = g_list_sort (folder_names,
1664                                     (GCompareFunc)folder_name_compare_func);
1665
1666         /* Put the result in a DBus reply: */
1667         reply = dbus_message_new_method_return (message);
1668
1669         get_folders_result_to_message (reply, folder_names);
1670
1671         if (reply == NULL) {
1672                 g_warning ("%s: Could not create reply.", __FUNCTION__);
1673         }
1674
1675         if (reply) {
1676                 dbus_uint32_t serial = 0;
1677                 dbus_connection_send (con, reply, &serial);
1678         dbus_connection_flush (con);
1679         dbus_message_unref (reply);
1680         }
1681
1682         g_list_foreach (folder_names, (GFunc)g_free, NULL);
1683         g_list_free (folder_names);
1684 }
1685
1686
1687 /** This D-Bus handler is used when the main osso-rpc 
1688  * D-Bus handler has not handled something.
1689  * We use this for D-Bus methods that need to use more complex types 
1690  * than osso-rpc supports.
1691  */
1692 DBusHandlerResult
1693 modest_dbus_req_filter (DBusConnection *con,
1694                         DBusMessage    *message,
1695                         void           *user_data)
1696 {
1697         gboolean handled = FALSE;
1698
1699         if (dbus_message_is_method_call (message,
1700                                          MODEST_DBUS_IFACE,
1701                                          MODEST_DBUS_METHOD_SEARCH)) {
1702                 on_dbus_method_search (con, message);
1703                 handled = TRUE;                         
1704         } else if (dbus_message_is_method_call (message,
1705                                                 MODEST_DBUS_IFACE,
1706                                                 MODEST_DBUS_METHOD_GET_FOLDERS)) {
1707                 on_dbus_method_get_folders (con, message);
1708                 handled = TRUE;                         
1709         } else if (dbus_message_is_method_call (message,
1710                                                 MODEST_DBUS_IFACE,
1711                                                 MODEST_DBUS_METHOD_DUMP_OPERATION_QUEUE)) {
1712                 on_dbus_method_dump_operation_queue (con, message);
1713                 handled = TRUE;
1714         } else if (dbus_message_is_method_call (message,
1715                                                 MODEST_DBUS_IFACE,
1716                                                 MODEST_DBUS_METHOD_DUMP_ACCOUNTS)) {
1717                 on_dbus_method_dump_accounts (con, message);
1718                 handled = TRUE;
1719         } else if (dbus_message_is_method_call (message,
1720                                                 MODEST_DBUS_IFACE,
1721                                                 MODEST_DBUS_METHOD_DUMP_SEND_QUEUES)) {
1722                 on_dbus_method_dump_send_queues (con, message);
1723                 handled = TRUE;
1724         } else {
1725                 /* Note that this mentions methods that were already handled in modest_dbus_req_handler(). */
1726                 /* 
1727                 g_debug ("  debug: %s: Unexpected (maybe already handled) D-Bus method:\n   Interface=%s, Member=%s\n", 
1728                         __FUNCTION__, dbus_message_get_interface (message),
1729                         dbus_message_get_member(message));
1730                 */
1731         }
1732         
1733         return (handled ? 
1734                 DBUS_HANDLER_RESULT_HANDLED :
1735                 DBUS_HANDLER_RESULT_NOT_YET_HANDLED);
1736 }
1737
1738 static gboolean
1739 notify_error_in_dbus_callback (gpointer user_data)
1740 {
1741         ModestMailOperation *mail_op;
1742         ModestMailOperationQueue *mail_op_queue;
1743
1744         mail_op = modest_mail_operation_new (NULL);
1745         mail_op_queue = modest_runtime_get_mail_operation_queue ();
1746
1747         /* Issues a noop operation in order to force the queue to emit
1748            the "queue-empty" signal to allow modest to quit */
1749         modest_mail_operation_queue_add (mail_op_queue, mail_op);
1750         modest_mail_operation_noop (mail_op);
1751         g_object_unref (mail_op);
1752
1753         return FALSE;
1754 }
1755
1756 static gboolean
1757 notify_msg_not_found_in_idle (gpointer user_data)
1758 {
1759         modest_platform_run_information_dialog (NULL, _("mail_ni_ui_folder_get_msg_folder_error"));
1760
1761         return FALSE;
1762 }