Removed several trailing whitespaces
[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-utils.h"
38 #include "modest-debug.h"
39 #include "modest-search.h"
40 #include "widgets/modest-msg-edit-window.h"
41 #include "modest-tny-msg.h"
42 #include "modest-platform.h"
43 #include "modest-defs.h"
44 #include <libmodest-dbus-client/libmodest-dbus-client.h>
45 #include <libgnomevfs/gnome-vfs-utils.h>
46 #include <stdio.h>
47 #include <string.h>
48 #include <glib/gstdio.h>
49 #ifdef MODEST_HAVE_HILDON0_WIDGETS
50 #include <hildon-widgets/hildon-program.h>
51 #include <libgnomevfs/gnome-vfs-mime-utils.h>
52 #else
53 #include <hildon/hildon-program.h>
54 #include <libgnomevfs/gnome-vfs-mime.h>
55 #endif
56 #include <tny-fs-stream.h>
57
58 #ifdef MODEST_TOOLKIT_HILDON2
59 #include <hildon/hildon.h>
60 #include <modest-accounts-window.h>
61 #include <modest-folder-window.h>
62 #endif
63
64 #include <tny-list.h>
65 #include <tny-iterator.h>
66 #include <tny-simple-list.h>
67 #include <tny-merge-folder.h>
68 #include <tny-account.h>
69
70 #include <modest-text-utils.h>
71
72 typedef struct 
73 {
74         gchar *to;
75         gchar *cc;
76         gchar *bcc;
77         gchar *subject;
78         gchar *body;
79         gchar *attachments;
80 } ComposeMailIdleData;
81
82
83 static gboolean notify_error_in_dbus_callback (gpointer user_data);
84 static gboolean on_idle_compose_mail(gpointer user_data);
85 static gboolean on_idle_top_application (gpointer user_data);
86
87 /** uri_unescape:
88  * @uri An escaped URI. URIs should always be escaped.
89  * @len The length of the @uri string, or -1 if the string is null terminated.
90  * 
91  * Decode a URI, or URI fragment, as per RFC 1738.
92  * http://www.ietf.org/rfc/rfc1738.txt
93  * 
94  * Return value: An unescaped string. This should be freed with g_free().
95  */
96 static gchar* 
97 uri_unescape(const gchar* uri, size_t len)
98 {
99         if (!uri)
100                 return NULL;
101                 
102         if (len == -1)
103                 len = strlen (uri);
104         
105         /* Allocate an extra string so we can be sure that it is null-terminated,
106          * so we can use gnome_vfs_unescape_string().
107          * This is not efficient. */
108         gchar * escaped_nullterminated = g_strndup (uri, len);
109         gchar *result = gnome_vfs_unescape_string (escaped_nullterminated, NULL);
110         g_free (escaped_nullterminated);
111         
112         return result;
113 }
114
115 /** uri_parse_mailto:
116  * @mailto A mailto URI, with the mailto: prefix.
117  * @list_items_and_values: A pointer to a list that should be filled with item namesand value strings, 
118  * with each name item being followed by a value item. This list should be freed with g_slist_free) after 
119  * all the string items have been freed. This parameter may be NULL.
120  * Parse a mailto URI as per RFC2368.
121  * http://www.ietf.org/rfc/rfc2368.txt
122  * 
123  * Return value: The to address, unescaped. This should be freed with g_free().
124  */
125 static gchar* 
126 uri_parse_mailto (const gchar* mailto, GSList** list_items_and_values)
127 {
128         /* The URL must begin with mailto: */
129         if (strncmp (mailto, "mailto:", 7) != 0) {
130                 return NULL;
131         }
132         const gchar* start_to = mailto + 7;
133
134         /* Look for ?, or the end of the string, marking the end of the to address: */
135         const size_t len_to = strcspn (start_to, "?");
136         gchar* result_to = uri_unescape (start_to, len_to);
137         printf("debug: result_to=%s\n", result_to);
138
139         if (list_items_and_values == NULL) {
140                 return result_to;
141         }
142
143         /* Get any other items: */
144         const size_t len_mailto = strlen (start_to);
145         const gchar* p = start_to + len_to + 1; /* parsed so far. */
146         const gchar* end = start_to + len_mailto;
147         while (p < end) {
148                 const gchar *name, *value, *name_start, *name_end, *value_start, *value_end;
149                 name_start = p;
150                 name_end = strchr (name_start, '='); /* Separator between name and value */
151                 if (name_end == NULL) {
152                         g_debug ("Malformed URI: %s\n", mailto);
153                         return result_to;
154                 }
155                 value_start = name_end + 1;
156                 value_end = strchr (value_start, '&'); /* Separator between value and next parameter */
157
158                 name = g_strndup(name_start, name_end - name_start);
159                 if (value_end != NULL) {
160                         value = uri_unescape(value_start, value_end - value_start);
161                         p = value_end + 1;
162                 } else {
163                         value = uri_unescape(value_start, -1);
164                         p = end;
165                 }
166                 *list_items_and_values = g_slist_append (*list_items_and_values, (gpointer) name);
167                 *list_items_and_values = g_slist_append (*list_items_and_values, (gpointer) value);
168         }
169         
170         return result_to;
171 }
172
173 static gboolean
174 check_and_offer_account_creation()
175 {
176         gboolean result = TRUE;
177         
178         /* This is called from idle handlers, so lock gdk: */
179         gdk_threads_enter ();
180         
181         if (!modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(), TRUE)) {
182                 const gboolean created = modest_ui_actions_run_account_setup_wizard (NULL);
183                 if (!created) {
184                         g_debug ("modest: %s: no account exists even after offering, "
185                                  "or account setup was already underway.\n", __FUNCTION__);
186                         result = FALSE;
187                 }
188         }
189         
190         gdk_threads_leave ();
191         
192         return result;
193 }
194
195 static gboolean
196 on_idle_mail_to(gpointer user_data)
197 {
198         gchar *uri = (gchar*)user_data;
199         GSList *list_names_and_values = NULL;
200         gchar *to = NULL;
201         const gchar *cc = NULL;
202         const gchar *bcc = NULL;
203         const gchar *subject = NULL;
204         const gchar *body = NULL;
205
206         if (!check_and_offer_account_creation ()) {
207                 g_idle_add (notify_error_in_dbus_callback, NULL);
208                 goto cleanup;
209         }
210
211         /* Get the relevant items from the list: */
212         to = uri_parse_mailto (uri, &list_names_and_values);
213         GSList *list = list_names_and_values;
214         while (list) {
215                 GSList *list_value = g_slist_next (list);
216                 const gchar * name = (const gchar*)list->data;
217                 const gchar * value = (const gchar*)list_value->data;
218
219                 if (strcmp (name, "cc") == 0) {
220                         cc = value;
221                 } else if (strcmp (name, "bcc") == 0) {
222                         bcc = value;
223                 } else if (strcmp (name, "subject") == 0) {
224                         subject = value;
225                 } else if (strcmp (name, "body") == 0) {
226                         body = value;
227                 }
228
229                 list = g_slist_next (list_value);
230         }
231
232         gdk_threads_enter (); /* CHECKED */
233         modest_ui_actions_compose_msg(NULL, to, cc, bcc, subject, body, NULL, FALSE);
234         gdk_threads_leave (); /* CHECKED */
235
236 cleanup:
237         /* Free the to: and the list, as required by uri_parse_mailto() */
238         g_free(to);
239         g_slist_foreach (list_names_and_values, (GFunc)g_free, NULL);
240         g_slist_free (list_names_and_values);
241
242         g_free(uri);
243
244         return FALSE; /* Do not call this callback again. */
245 }
246
247 static gint 
248 on_mail_to(GArray * arguments, gpointer data, osso_rpc_t * retval)
249 {
250         osso_rpc_t val;
251         gchar *uri;
252
253         /* Get arguments */
254         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_MAIL_TO_ARG_URI);
255         uri = g_strdup (val.value.s);
256         
257         g_idle_add(on_idle_mail_to, (gpointer)uri);
258         
259         /* Note that we cannot report failures during sending, 
260          * because that would be asynchronous. */
261         return OSSO_OK;
262 }
263
264
265 static gboolean
266 on_idle_compose_mail(gpointer user_data)
267 {
268         GSList *attachments = NULL;
269         ComposeMailIdleData *idle_data = (ComposeMailIdleData*)user_data;
270
271         if (!check_and_offer_account_creation ()) {
272                 g_idle_add (notify_error_in_dbus_callback, NULL);
273                 goto cleanup;
274         }
275
276         /* it seems Sketch at least sends a leading ',' -- take that into account,
277          * ie strip that ,*/
278         if (idle_data->attachments && idle_data->attachments[0]==',') {
279                 gchar *tmp = g_strdup (idle_data->attachments + 1);
280                 g_free(idle_data->attachments);
281                 idle_data->attachments = tmp;
282         }
283
284         if (idle_data->attachments != NULL) {
285                 gchar **list = g_strsplit(idle_data->attachments, ",", 0);
286                 gint i = 0;
287                 for (i=0; list[i] != NULL; i++) {
288                         attachments = g_slist_append(attachments, g_strdup(list[i]));
289                 }
290                 g_strfreev(list);
291         }
292
293         /* If the message has nothing then mark the buffers as not
294            modified. This happens in Maemo for example when opening a
295            new message from Contacts plugin, it sends "" instead of
296            NULLs */
297         gdk_threads_enter (); /* CHECKED */
298         if (!strncmp (idle_data->to, "", 1) &&
299             !strncmp (idle_data->to, "", 1) &&
300             !strncmp (idle_data->cc, "", 1) &&
301             !strncmp (idle_data->bcc, "", 1) &&
302             !strncmp (idle_data->subject, "", 1) &&
303             !strncmp (idle_data->body, "", 1) &&
304             attachments == NULL) {
305                 modest_ui_actions_compose_msg(NULL, NULL, NULL, NULL, NULL, NULL, NULL, FALSE);
306         } else {
307                 modest_ui_actions_compose_msg(NULL, idle_data->to, idle_data->cc,
308                                               idle_data->bcc, idle_data->subject,
309                                               idle_data->body, attachments, TRUE);
310         }
311         gdk_threads_leave (); /* CHECKED */
312 cleanup:
313         g_slist_foreach(attachments, (GFunc)g_free, NULL);
314         g_slist_free(attachments);
315         g_free (idle_data->to);
316         g_free (idle_data->cc);
317         g_free (idle_data->bcc);
318         g_free (idle_data->subject);
319         g_free (idle_data->body);
320         g_free (idle_data->attachments);
321         g_free(idle_data);
322
323         return FALSE; /* Do not call this callback again. */
324 }
325
326 static gint 
327 on_compose_mail(GArray * arguments, gpointer data, osso_rpc_t * retval)
328 {
329         ComposeMailIdleData *idle_data;
330         osso_rpc_t val;
331         
332         idle_data = g_new0(ComposeMailIdleData, 1); /* Freed in the idle callback. */
333         
334         /* Get the arguments: */
335         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_TO);
336         idle_data->to = g_strdup (val.value.s);
337         
338         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_CC);
339         idle_data->cc = g_strdup (val.value.s);
340         
341         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_BCC);
342         idle_data->bcc = g_strdup (val.value.s);
343         
344         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_SUBJECT);
345         idle_data->subject = g_strdup (val.value.s);
346         
347         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_BODY);
348         idle_data->body = g_strdup (val.value.s);
349         
350         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_COMPOSE_MAIL_ARG_ATTACHMENTS);
351         idle_data->attachments = g_strdup (val.value.s);
352
353         /* Use g_idle to context-switch into the application's thread: */
354         g_idle_add(on_idle_compose_mail, (gpointer)idle_data);
355         
356         return OSSO_OK;
357 }
358
359 static TnyMsg *
360 find_message_by_url (const char *uri,  TnyAccount **ac_out)
361 {
362         ModestTnyAccountStore *astore;
363         TnyAccount *account = NULL;
364         TnyFolder *folder = NULL;
365         TnyMsg *msg = NULL;
366
367         astore = modest_runtime_get_account_store ();
368         
369         if (astore == NULL)
370                 return NULL;
371
372         if (uri && g_str_has_prefix (uri, "merge://")) {
373                 /* we assume we're talking about outbox folder, as this 
374                  * is the only merge folder we work with in modest */
375                 return modest_tny_account_store_find_msg_in_outboxes (astore, uri, ac_out);
376         }
377         account = tny_account_store_find_account (TNY_ACCOUNT_STORE (astore),
378                                                   uri);
379         
380         if (account == NULL || !TNY_IS_STORE_ACCOUNT (account))
381                 goto out;
382         *ac_out = account;
383
384         folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), uri, NULL);
385
386         if (folder == NULL)
387                 goto out;
388         
389         msg = tny_folder_find_msg (folder, uri, NULL);
390         
391 out:
392         if (account && !msg) {
393                 g_object_unref (account);
394                 *ac_out = NULL;
395         }
396         if (folder)
397                 g_object_unref (folder);
398
399         return msg;
400 }
401
402 typedef struct {
403         TnyAccount *account;
404         gchar *uri;
405         gboolean connect;
406         guint animation_timeout;
407         GtkWidget *animation;
408 } OpenMsgPerformerInfo;
409
410 #ifndef MODEST_TOOLKIT_HILDON2
411 static gboolean
412 on_show_opening_animation (gpointer userdata)
413 {
414         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) userdata;
415         info->animation = modest_platform_animation_banner (NULL, NULL, _("mail_me_opening"));
416         info->animation_timeout = 0;
417
418         return FALSE;
419 }
420 #endif
421
422 static gboolean
423 on_find_msg_async_destroy (gpointer userdata)
424 {
425         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) userdata;
426
427         if (info->animation_timeout>0) {
428                 g_source_remove (info->animation_timeout);
429                 info->animation_timeout = 0;
430         }
431
432         if (info->animation) {
433                 gtk_widget_destroy (info->animation);
434                 info->animation = NULL;
435         }
436
437         if (info->uri)
438                 g_free (info->uri);
439         
440         if (info->account)
441                 g_object_unref (info->account);
442
443         g_slice_free (OpenMsgPerformerInfo, info);
444         return FALSE;
445 }
446
447 static void     
448 find_msg_async_cb (TnyFolder *folder, 
449                    gboolean cancelled, 
450                    TnyMsg *msg, 
451                    GError *err, 
452                    gpointer user_data)
453 {
454         TnyHeader *header;
455         gchar *msg_uid;
456         ModestWindowMgr *win_mgr;
457         ModestWindow *msg_view = NULL;
458         gboolean is_draft = FALSE;
459         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) user_data;
460
461         if (err || cancelled) {
462                 modest_platform_run_information_dialog (NULL, _("mail_ni_ui_folder_get_msg_folder_error"), TRUE);
463                 g_idle_add (notify_error_in_dbus_callback, NULL);
464                 goto end;
465         }
466
467         header = tny_msg_get_header (msg);
468         if (header && (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)) {
469                 g_object_unref (header);
470                 modest_platform_run_information_dialog (NULL, _("mail_ni_ui_folder_get_msg_folder_error"), TRUE);
471                 g_idle_add (notify_error_in_dbus_callback, NULL);
472                 goto end;
473         }
474
475         msg_uid =  modest_tny_folder_get_header_unique_id (header);
476         win_mgr = modest_runtime_get_window_mgr ();
477
478         if (modest_tny_folder_is_local_folder (folder) &&
479             (modest_tny_folder_get_local_or_mmc_folder_type (folder) == TNY_FOLDER_TYPE_DRAFTS)) {
480                 is_draft = TRUE;
481         }
482
483         if (modest_window_mgr_find_registered_header (win_mgr, header, &msg_view)) {
484                 gtk_window_present (GTK_WINDOW(msg_view));
485         } else {
486                 const gchar *modest_account_name;
487                 TnyAccount *account;
488
489                 modest_window_mgr_register_header (win_mgr, header, NULL);
490
491                 account = tny_folder_get_account (folder);
492                 if (account) {
493                         modest_account_name =
494                                 modest_tny_account_get_parent_modest_account_name_for_server_account (account);
495                 } else {
496                         modest_account_name = NULL;
497                 }
498                         
499                 /* Drafts will be opened in the editor, and others will be opened in the viewer */
500                 if (is_draft) {
501                         gchar *modest_account_name = NULL;
502                         gchar *from_header;
503                         
504                         /* we cannot edit without a valid account... */
505                         if (!modest_account_mgr_has_accounts(modest_runtime_get_account_mgr (), TRUE)) {
506                                 if (!modest_ui_actions_run_account_setup_wizard(NULL)) {
507                                         modest_window_mgr_unregister_header (win_mgr, 
508                                                                              header);
509                                         goto cleanup;
510                                 }
511                         }
512                
513                         from_header = tny_header_dup_from (header);
514                         modest_account_name = modest_utils_get_account_name_from_recipient (from_header);
515                         g_free (from_header);
516                         
517                         if (modest_account_name == NULL) {
518                                 ModestAccountMgr *mgr = modest_runtime_get_account_mgr ();
519                                 modest_account_name = modest_account_mgr_get_default_account (mgr);
520                         }
521                         msg_view = modest_msg_edit_window_new (msg, modest_account_name, TRUE);
522                         g_free (modest_account_name);
523                 } else {
524                         TnyHeader *header;
525                         const gchar *modest_account_name;
526
527                         if (account) {
528                                 modest_account_name = 
529                                         modest_tny_account_get_parent_modest_account_name_for_server_account (account);
530                         } else {
531                                 modest_account_name = NULL;
532                         }
533
534                         header = tny_msg_get_header (msg);
535                         msg_view = modest_msg_view_window_new_for_search_result (msg, modest_account_name, msg_uid);
536                         if (! (tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN)) {
537                                 ModestMailOperation *mail_op;
538                                 
539                                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
540                                 /* Sync folder, we need this to save the seen flag */
541                                 mail_op = modest_mail_operation_new (NULL);
542                                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
543                                                                  mail_op);
544                                 modest_mail_operation_sync_folder (mail_op, folder, FALSE);
545                                 g_object_unref (mail_op);
546                         }
547                         g_object_unref (header);
548                 }
549
550                 if (msg_view != NULL) {
551                         if (!modest_window_mgr_register_window (win_mgr, msg_view, NULL)) {
552                                 gtk_widget_destroy (GTK_WIDGET (msg_view));
553                         } else {
554                                 gtk_widget_show_all (GTK_WIDGET (msg_view));
555                         }
556                 }
557         }
558
559 cleanup:
560         g_object_unref (header);
561
562 end:
563         on_find_msg_async_destroy (info);
564 }
565
566
567 static void 
568 on_open_message_performer (gboolean canceled, 
569                            GError *err,
570                            GtkWindow *parent_window, 
571                            TnyAccount *account, 
572                            gpointer user_data)
573 {
574         OpenMsgPerformerInfo *info;
575         TnyFolder *folder = NULL;
576
577         info = (OpenMsgPerformerInfo *) user_data;
578         if (canceled || err) {
579                 modest_platform_run_information_dialog (NULL, _("mail_ni_ui_folder_get_msg_folder_error"), TRUE);
580                 g_idle_add (notify_error_in_dbus_callback, 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                 modest_platform_run_information_dialog (NULL, _("mail_ni_ui_folder_get_msg_folder_error"), TRUE);
600                 g_idle_add (notify_error_in_dbus_callback, NULL);
601                 on_find_msg_async_destroy (info);
602                 return;
603         }
604 #ifndef MODEST_TOOLKIT_HILDON2
605         info->animation_timeout = g_timeout_add (1000, on_show_opening_animation, info);
606 #endif
607         /* Get message */
608         tny_folder_find_msg_async (folder, info->uri, find_msg_async_cb, NULL, info);
609         g_object_unref (folder);
610 }
611
612 static gboolean
613 on_idle_open_message_performer (gpointer user_data)
614 {
615         ModestWindow *top_win = NULL;
616         OpenMsgPerformerInfo *info = (OpenMsgPerformerInfo *) user_data;
617
618         top_win = modest_window_mgr_get_current_top (modest_runtime_get_window_mgr());
619
620         /* Lock before the call as we're in an idle handler */
621         gdk_threads_enter ();
622         if (info->connect) {
623                 modest_platform_connect_and_perform (GTK_WINDOW (top_win), TRUE, 
624                                                      info->account, 
625                                                      on_open_message_performer, info);
626         } else {
627                 on_open_message_performer (FALSE, NULL, GTK_WINDOW (top_win), 
628                                            info->account, info);
629         }
630         gdk_threads_leave ();
631
632         return FALSE;
633 }
634
635 static gint 
636 on_open_message (GArray * arguments, gpointer data, osso_rpc_t * retval)
637 {
638         osso_rpc_t val;
639         gchar *uri;
640         TnyAccount *account = NULL;
641         gint osso_retval;
642         gboolean is_merge;
643
644         /* Get the arguments: */
645         val = g_array_index(arguments, osso_rpc_t, MODEST_DBUS_OPEN_MESSAGE_ARG_URI);
646         uri = g_strdup (val.value.s);
647
648         is_merge = g_str_has_prefix (uri, "merge:");
649
650         /* Get the account */
651         if (!is_merge)
652                 account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
653                                                           uri);
654
655         
656         if (is_merge || account) {
657                 OpenMsgPerformerInfo *info;
658                 TnyFolder *folder = NULL;
659
660                 info = g_slice_new0 (OpenMsgPerformerInfo);
661                 if (account) 
662                         info->account = g_object_ref (account);
663                 info->uri = uri;
664                 info->connect = TRUE;
665                 info->animation = NULL;
666                 info->animation_timeout = 0;
667
668                 /* Try to get the message, if it's already downloaded
669                    we don't need to connect */
670                 if (account) {
671                         folder = tny_store_account_find_folder (TNY_STORE_ACCOUNT (account), uri, NULL);
672                 } else {
673                         ModestTnyAccountStore *account_store;
674                         ModestTnyLocalFoldersAccount *local_folders_account;
675
676                         account_store = modest_runtime_get_account_store ();
677                         local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
678                                 modest_tny_account_store_get_local_folders_account (account_store));
679                         folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
680                         g_object_unref (local_folders_account);
681                 }
682                 if (folder) {
683                         TnyDevice *device;
684                         gboolean device_online;
685
686                         device = modest_runtime_get_device();
687                         device_online = tny_device_is_online (device);
688                         if (device_online) {
689                                 info->connect = TRUE;
690                         } else {
691                                 TnyMsg *msg = tny_folder_find_msg (folder, uri, NULL);
692                                 if (msg) {
693                                         info->connect = FALSE;
694                                         g_object_unref (msg);
695                                 } else {
696                                         info->connect = TRUE;
697                                 }
698                         }
699                         g_object_unref (folder);
700                 }
701
702                 /* We need to call it into an idle to get
703                    modest_platform_connect_and_perform into the main
704                    loop */
705                 g_idle_add (on_idle_open_message_performer, info);
706                 osso_retval = OSSO_OK;
707         } else {
708                 g_free (uri);
709                 osso_retval = OSSO_ERROR; 
710                 g_idle_add (notify_error_in_dbus_callback, NULL);
711         }
712
713         if (account)
714                 g_object_unref (account);
715         return osso_retval;
716 }
717
718 static void 
719 on_remove_msgs_finished (ModestMailOperation *mail_op,
720                          gpointer user_data)
721 {       
722         TnyHeader *header;
723         ModestWindow *top_win = NULL, *msg_view = NULL;
724
725         header = (TnyHeader *) user_data;
726
727         /* Get the main window if exists */
728         top_win = modest_window_mgr_get_current_top (modest_runtime_get_window_mgr());
729         if (!top_win) {
730                 g_object_unref (header);
731                 return;
732         }
733
734         if (modest_window_mgr_find_registered_header (modest_runtime_get_window_mgr(),
735                                                       header, &msg_view)) {
736                 if (MODEST_IS_MSG_VIEW_WINDOW (msg_view))
737                         modest_ui_actions_refresh_message_window_after_delete (MODEST_MSG_VIEW_WINDOW (msg_view));
738         }       
739         g_object_unref (header);
740
741         /* Refilter the header views explicitely */
742
743         /* TODO: call modest_window_mgr_refilter_header_views */
744         /* this call will go through all the windows, get the header views and refilter them */
745 }
746
747 static gpointer
748 thread_prepare_delete_message (gpointer userdata)
749 {
750         TnyList *headers = NULL, *tmp_headers = NULL;
751         TnyFolder *folder = NULL;
752         TnyIterator *iter = NULL; 
753         TnyHeader *header = NULL, *msg_header = NULL;
754         TnyMsg *msg = NULL;
755         TnyAccount *account = NULL;
756         char *uri;
757         gchar *uid = NULL;
758         ModestMailOperation *mail_op = NULL;
759         ModestWindow *top_win = NULL;
760
761         uri = (char *) userdata;
762
763         msg = find_message_by_url (uri, &account);
764         if (account)
765                 g_object_unref (account);
766
767         if (!msg) {
768                 g_warning ("%s: Could not find message '%s'", __FUNCTION__, uri);
769                 g_idle_add (notify_error_in_dbus_callback, NULL);
770                 g_free (uri);
771                 return FALSE; 
772         }
773
774         top_win = modest_window_mgr_get_current_top (modest_runtime_get_window_mgr());
775
776         folder = tny_msg_get_folder (msg);
777         if (!folder) {
778                 g_warning ("%s: Could not find folder (uri:'%s')", __FUNCTION__, uri);
779                 g_object_unref (msg);
780                 g_idle_add (notify_error_in_dbus_callback, NULL);
781                 g_free (uri);
782                 return FALSE; 
783         }
784
785         /* Get UID */
786         msg_header = tny_msg_get_header (msg);
787         uid = tny_header_dup_uid (msg_header);
788         g_object_unref (msg);
789         g_object_unref (msg_header);
790
791         headers = tny_simple_list_new ();
792         tny_folder_get_headers (folder, headers, TRUE, NULL);
793         iter = tny_list_create_iterator (headers);
794
795         while (!tny_iterator_is_done (iter)) {
796                 gchar *cur_id = NULL;
797
798                 header = TNY_HEADER (tny_iterator_get_current (iter));
799                 if (header)
800                         cur_id = tny_header_dup_uid (header);
801                 
802                 if (cur_id && uid && g_str_equal (cur_id, uid)) {
803                         g_free (cur_id);
804                         /* g_debug ("Found corresponding header from folder"); */
805                         break;
806                 }
807                 g_free (cur_id);
808
809                 if (header) {
810                         g_object_unref (header);
811                         header = NULL;
812                 }
813                 
814                 tny_iterator_next (iter);
815         }
816         g_free (uid);
817         g_object_unref (iter);
818         g_object_unref (headers);
819
820         if (header == NULL) {
821                 if (folder)
822                         g_object_unref (folder);
823                 g_idle_add (notify_error_in_dbus_callback, NULL);                       
824                 g_free (uri);
825                 return FALSE;
826         }
827                 
828         /* This is a GDK lock because we are an idle callback and
829          * the code below is or does Gtk+ code */
830         gdk_threads_enter (); /* CHECKED */
831
832         mail_op = modest_mail_operation_new (top_win ? G_OBJECT(top_win) : NULL);
833         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
834
835         g_signal_connect (G_OBJECT (mail_op),
836                           "operation-finished",
837                           G_CALLBACK (on_remove_msgs_finished),
838                           g_object_ref (header));
839
840         tmp_headers = tny_simple_list_new ();
841         tny_list_append (tmp_headers, (GObject *) header);
842
843         modest_mail_operation_remove_msgs (mail_op, tmp_headers, FALSE);
844
845         g_object_unref (tmp_headers);
846         g_object_unref (G_OBJECT (mail_op));
847         gdk_threads_leave (); /* CHECKED */
848         
849         /* Clean */
850         if (header)
851                 g_object_unref (header);
852         g_free (uri);
853         
854         return FALSE;
855 }
856
857 static gboolean
858 on_idle_delete_message (gpointer user_data)
859 {
860         const char *uri = NULL;
861
862         uri = (char *) user_data;
863
864         g_thread_create (thread_prepare_delete_message, g_strdup (uri), FALSE, NULL);
865
866         return FALSE;
867         
868 }
869
870
871
872
873 static gint
874 on_delete_message (GArray *arguments, gpointer data, osso_rpc_t *retval)
875 {
876         /* Get the arguments: */
877         osso_rpc_t val = g_array_index (arguments,
878                              osso_rpc_t,
879                              MODEST_DBUS_DELETE_MESSAGE_ARG_URI);
880         gchar *uri = g_strdup (val.value.s);
881         
882         /* Use g_idle to context-switch into the application's thread: */
883         g_idle_add(on_idle_delete_message, (gpointer)uri);
884         
885         return OSSO_OK;
886 }
887
888 static gboolean
889 on_idle_send_receive(gpointer user_data)
890 {
891         gboolean auto_update;
892         ModestWindow *top_win = NULL;
893
894         top_win = modest_window_mgr_get_current_top (modest_runtime_get_window_mgr ());
895
896         gdk_threads_enter (); /* CHECKED */
897
898         /* Check if the autoupdate feature is on */
899         auto_update = modest_conf_get_bool (modest_runtime_get_conf (), 
900                                             MODEST_CONF_AUTO_UPDATE, NULL);
901
902         if (auto_update)
903                 /* Do send receive */
904                 modest_ui_actions_do_send_receive_all (top_win, FALSE, FALSE, FALSE);
905         else
906                 /* Disable auto update */
907                 modest_platform_set_update_interval (0);
908
909         gdk_threads_leave (); /* CHECKED */
910         
911         return FALSE;
912 }
913
914
915
916 static gint 
917 on_dbus_method_dump_send_queues (DBusConnection *con, DBusMessage *message)
918 {
919         gchar *str;
920         
921         DBusMessage *reply;
922         dbus_uint32_t serial = 0;
923
924         GSList *account_names, *cursor;
925
926         str = g_strdup("\nsend queues\n"
927                        "===========\n");
928
929         cursor = account_names = modest_account_mgr_account_names
930                 (modest_runtime_get_account_mgr(), TRUE); /* only enabled accounts */
931
932         while (cursor) {
933                 TnyAccount *acc;
934                 gchar *tmp, *accname = (gchar*)cursor->data;
935                 
936                 tmp = g_strdup_printf ("%s", str);
937                 g_free (str);
938                 str = tmp;
939                 
940                 /* transport */
941                 acc = modest_tny_account_store_get_server_account (
942                         modest_runtime_get_account_store(), accname,
943                         TNY_ACCOUNT_TYPE_TRANSPORT);
944                 if (TNY_IS_ACCOUNT(acc)) {
945                         gchar *tmp = NULL, *url = tny_account_get_url_string (acc);
946                         ModestTnySendQueue *sendqueue =
947                                 modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT(acc), TRUE);
948
949                         if (TNY_IS_SEND_QUEUE (sendqueue)) {
950                                 gchar *queue_str = modest_tny_send_queue_to_string (sendqueue);
951                         
952                                 tmp = g_strdup_printf ("%s[%s]: '%s': %s\n%s",
953                                                        str, accname, tny_account_get_id (acc), url,
954                                                        queue_str);
955                                 g_free(queue_str);
956                                 g_free (str);
957                                 str = tmp;
958                         }
959                         g_free (url);
960
961                         g_object_unref (acc);
962                 }
963                 
964                 cursor = g_slist_next (cursor);
965         }
966         modest_account_mgr_free_account_names (account_names);
967                                                          
968         g_printerr (str);
969         
970         reply = dbus_message_new_method_return (message);
971         if (reply) {
972                 dbus_message_append_args (reply,
973                                           DBUS_TYPE_STRING, &str,
974                                           DBUS_TYPE_INVALID);
975                 dbus_connection_send (con, reply, &serial);
976                 dbus_connection_flush (con);
977                 dbus_message_unref (reply);
978         }
979         g_free (str);
980
981         /* Let modest die */
982         g_idle_add (notify_error_in_dbus_callback, NULL);
983
984         return OSSO_OK;
985 }
986
987
988 static gint 
989 on_dbus_method_dump_operation_queue (DBusConnection *con, DBusMessage *message)
990 {
991         gchar *str;
992         gchar *op_queue_str;
993         
994         DBusMessage *reply;
995         dbus_uint32_t serial = 0;
996
997         /* operations queue; */
998         op_queue_str = modest_mail_operation_queue_to_string
999                 (modest_runtime_get_mail_operation_queue ());
1000                 
1001         str = g_strdup_printf ("\noperation queue\n"
1002                                "===============\n"
1003                                "status: %s\n"
1004                                "%s\n",
1005                                tny_device_is_online (modest_runtime_get_device ()) ? "online" : "offline",
1006                                op_queue_str);
1007         g_free (op_queue_str);
1008         
1009         g_printerr (str);
1010         
1011         reply = dbus_message_new_method_return (message);
1012         if (reply) {
1013                 dbus_message_append_args (reply,
1014                                           DBUS_TYPE_STRING, &str,
1015                                           DBUS_TYPE_INVALID);
1016                 dbus_connection_send (con, reply, &serial);
1017                 dbus_connection_flush (con);
1018                 dbus_message_unref (reply);
1019         }       
1020         g_free (str);
1021
1022         /* Let modest die */
1023         g_idle_add (notify_error_in_dbus_callback, NULL);
1024
1025         return OSSO_OK;
1026 }
1027
1028
1029
1030 static gint 
1031 on_dbus_method_dump_accounts (DBusConnection *con, DBusMessage *message)
1032 {
1033         gchar *str;
1034         
1035         DBusMessage *reply;
1036         dbus_uint32_t serial = 0;
1037
1038         GSList *account_names, *cursor;
1039
1040         str = g_strdup ("\naccounts\n========\n");
1041
1042         cursor = account_names = modest_account_mgr_account_names
1043                 (modest_runtime_get_account_mgr(), TRUE); /* only enabled accounts */
1044
1045         while (cursor) {
1046                 TnyAccount *acc;
1047                 gchar *tmp, *accname = (gchar*)cursor->data;
1048
1049                 tmp = g_strdup_printf ("%s[%s]\n", str, accname);
1050                 g_free (str);
1051                 str = tmp;
1052                 
1053                 /* store */
1054                 acc = modest_tny_account_store_get_server_account (
1055                         modest_runtime_get_account_store(), accname,
1056                         TNY_ACCOUNT_TYPE_STORE);
1057                 if (TNY_IS_ACCOUNT(acc)) {
1058                         gchar *tmp, *url = tny_account_get_url_string (acc);
1059                         tmp = g_strdup_printf ("%sstore    : '%s': %s (refs: %d)\n",
1060                                                str, tny_account_get_id (acc), url, 
1061                                                ((GObject*)acc)->ref_count-1);
1062                         g_free (str);
1063                         str = tmp;
1064                         g_free (url);
1065                         g_object_unref (acc);
1066                 }
1067                 
1068                 /* transport */
1069                 acc = modest_tny_account_store_get_server_account (
1070                         modest_runtime_get_account_store(), accname,
1071                         TNY_ACCOUNT_TYPE_TRANSPORT);
1072                 if (TNY_IS_ACCOUNT(acc)) {
1073                         gchar *tmp, *url = tny_account_get_url_string (acc);
1074                         tmp = g_strdup_printf ("%stransport: '%s': %s (refs: %d)\n",
1075                                                str, tny_account_get_id (acc), url, 
1076                                                ((GObject*)acc)->ref_count-1);
1077                         g_free (str);
1078                         str = tmp;
1079                         g_free (url);
1080                         g_object_unref (acc);
1081                 }
1082                 
1083                 cursor = g_slist_next (cursor);
1084         }
1085         
1086         modest_account_mgr_free_account_names (account_names);
1087                                                          
1088         g_printerr (str);
1089         
1090         reply = dbus_message_new_method_return (message);
1091         if (reply) {
1092                 dbus_message_append_args (reply,
1093                                           DBUS_TYPE_STRING, &str,
1094                                           DBUS_TYPE_INVALID);
1095                 dbus_connection_send (con, reply, &serial);
1096                 dbus_connection_flush (con);
1097                 dbus_message_unref (reply);
1098         }       
1099         g_free (str);
1100
1101         /* Let modest die */
1102         g_idle_add (notify_error_in_dbus_callback, NULL);
1103
1104         return OSSO_OK;
1105 }
1106
1107 static void
1108 on_send_receive_performer(gboolean canceled, 
1109                           GError *err,
1110                           GtkWindow *parent_window,
1111                           TnyAccount *account,
1112                           gpointer user_data)
1113 {
1114         ModestConnectedVia connect_when;
1115
1116         if (err || canceled) {
1117                 g_idle_add (notify_error_in_dbus_callback, NULL);
1118                 return;
1119         }
1120
1121         connect_when = modest_conf_get_int (modest_runtime_get_conf (), 
1122                                             MODEST_CONF_UPDATE_WHEN_CONNECTED_BY, NULL);
1123
1124         /* Perform a send and receive if the user selected to connect
1125            via any mean or if the current connection method is the
1126            same as the one specified by the user */
1127         if (connect_when == MODEST_CONNECTED_VIA_ANY ||
1128             connect_when == modest_platform_get_current_connection ()) {
1129                 g_idle_add (on_idle_send_receive, NULL);
1130         } else {
1131                 /* We need this to allow modest to finish */
1132                 g_idle_add (notify_error_in_dbus_callback, NULL);
1133         }
1134 }
1135
1136
1137 static gint
1138 on_send_receive(GArray *arguments, gpointer data, osso_rpc_t * retval)
1139 {
1140         TnyDevice *device = modest_runtime_get_device ();
1141
1142         if (!tny_device_is_online (device))
1143                 modest_platform_connect_and_perform (NULL, FALSE, NULL, on_send_receive_performer, NULL);
1144         else
1145                 on_send_receive_performer (FALSE, NULL, NULL, NULL, NULL);
1146
1147         return OSSO_OK;
1148 }
1149
1150 static gint
1151 on_open_default_inbox(GArray * arguments, gpointer data, osso_rpc_t * retval)
1152 {
1153         g_idle_add(on_idle_top_application, NULL);
1154
1155         return OSSO_OK;
1156 }
1157
1158 #ifdef MODEST_TOOLKIT_HILDON2
1159 static gboolean
1160 on_idle_top_application (gpointer user_data)
1161 {
1162         HildonWindowStack *stack;
1163         GtkWidget *window;
1164
1165         /* This is a GDK lock because we are an idle callback and
1166          * the code below is or does Gtk+ code */
1167
1168         gdk_threads_enter (); /* CHECKED */
1169
1170         stack = hildon_window_stack_get_default ();
1171         window = GTK_WIDGET (hildon_window_stack_peek (stack));
1172
1173         if (window) {
1174                 gtk_window_present (GTK_WINDOW (window));
1175         } else {
1176                 ModestWindowMgr *mgr;
1177
1178                 mgr = modest_runtime_get_window_mgr ();
1179                 window = (GtkWidget *) modest_window_mgr_show_initial_window (mgr);
1180                 if (window) {
1181                         modest_platform_remove_new_mail_notifications (FALSE);
1182                 } else {
1183                         g_printerr ("modest: failed to get main window instance\n");
1184                 }
1185         }
1186
1187         gdk_threads_leave (); /* CHECKED */
1188
1189         return FALSE; /* Do not call this callback again. */
1190 }
1191 #else
1192 static gboolean
1193 on_idle_top_application (gpointer user_data)
1194 {
1195         ModestWindow *main_win;
1196         gboolean new_window = FALSE;
1197
1198         /* This is a GDK lock because we are an idle callback and
1199          * the code below is or does Gtk+ code */
1200
1201         gdk_threads_enter (); /* CHECKED */
1202
1203         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
1204                                                       FALSE);
1205
1206         if (!main_win) {
1207                 main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
1208                                                               TRUE);
1209                 new_window = TRUE;
1210         }
1211
1212         if (main_win) {
1213                 /* If we're showing an already existing window then
1214                    reselect the INBOX */
1215                 if (!new_window) {
1216                         GtkWidget *folder_view;
1217                         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (main_win),
1218                                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
1219                         modest_folder_view_select_first_inbox_or_local (MODEST_FOLDER_VIEW (folder_view));
1220                 }
1221         }
1222
1223         if (main_win) {
1224                 gtk_widget_show_all (GTK_WIDGET (main_win));
1225                 gtk_window_present (GTK_WINDOW (main_win));
1226         }
1227
1228         gdk_threads_leave (); /* CHECKED */
1229
1230         return FALSE; /* Do not call this callback again. */
1231 }
1232 #endif
1233
1234 static gint 
1235 on_top_application(GArray * arguments, gpointer data, osso_rpc_t * retval)
1236 {
1237         /* Use g_idle to context-switch into the application's thread: */
1238         g_idle_add(on_idle_top_application, NULL);
1239         
1240         return OSSO_OK;
1241 }
1242
1243 static gboolean 
1244 on_idle_show_memory_low (gpointer user_data)
1245 {
1246         ModestWindow *main_win = NULL;
1247
1248         gdk_threads_enter ();
1249         main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (), FALSE);
1250         modest_platform_run_information_dialog (GTK_WINDOW (main_win),
1251                                                 dgettext("ke-recv","memr_ib_operation_disabled"),
1252                                                 TRUE);
1253         gdk_threads_leave ();
1254         
1255         return FALSE;
1256 }
1257                       
1258 /* Callback for normal D-BUS messages */
1259 gint 
1260 modest_dbus_req_handler(const gchar * interface, const gchar * method,
1261                         GArray * arguments, gpointer data,
1262                         osso_rpc_t * retval)
1263 {
1264         /* Check memory low conditions */
1265         if (modest_platform_check_memory_low (NULL, FALSE)) {
1266                 g_idle_add (on_idle_show_memory_low, NULL);
1267                 goto param_error;
1268         }
1269
1270         if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_MAIL_TO) == 0) {
1271                 if (arguments->len != MODEST_DBUS_MAIL_TO_ARGS_COUNT)
1272                         goto param_error;
1273                 return on_mail_to (arguments, data, retval);            
1274         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_OPEN_MESSAGE) == 0) {
1275                 if (arguments->len != MODEST_DBUS_OPEN_MESSAGE_ARGS_COUNT)
1276                         goto param_error;
1277                 return on_open_message (arguments, data, retval);
1278         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_SEND_RECEIVE) == 0) {
1279                 if (arguments->len != 0)
1280                         goto param_error;
1281                 return on_send_receive (arguments, data, retval);
1282         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_COMPOSE_MAIL) == 0) {
1283                 if (arguments->len != MODEST_DBUS_COMPOSE_MAIL_ARGS_COUNT)
1284                         goto param_error;
1285                 return on_compose_mail (arguments, data, retval);
1286         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_DELETE_MESSAGE) == 0) {
1287                 if (arguments->len != MODEST_DBUS_DELETE_MESSAGE_ARGS_COUNT)
1288                         goto param_error;
1289                 return on_delete_message (arguments,data, retval);
1290         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_OPEN_DEFAULT_INBOX) == 0) {
1291                 if (arguments->len != 0)
1292                         goto param_error;
1293                 return on_open_default_inbox (arguments, data, retval);
1294         } else if (g_ascii_strcasecmp (method, MODEST_DBUS_METHOD_TOP_APPLICATION) == 0) {
1295                 if (arguments->len != 0)
1296                         goto param_error;
1297                 return on_top_application (arguments, data, retval); 
1298         } else { 
1299                 /* We need to return INVALID here so
1300                  * libosso will return DBUS_HANDLER_RESULT_NOT_YET_HANDLED,
1301                  * so that our modest_dbus_req_filter will then be tried instead.
1302                  * */
1303                 return OSSO_INVALID;
1304         }
1305  param_error:
1306         /* Notify error in D-Bus method */
1307         g_idle_add (notify_error_in_dbus_callback, NULL);
1308         return OSSO_ERROR;
1309 }
1310                                          
1311 /* A complex D-Bus type (like a struct),
1312  * used to return various information about a search hit.
1313  */
1314 #define SEARCH_HIT_DBUS_TYPE \
1315         DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
1316         DBUS_TYPE_STRING_AS_STRING /* msgid */ \
1317         DBUS_TYPE_STRING_AS_STRING /* subject */ \
1318         DBUS_TYPE_STRING_AS_STRING /* folder */ \
1319         DBUS_TYPE_STRING_AS_STRING /* sender */ \
1320         DBUS_TYPE_UINT64_AS_STRING /* msize */ \
1321         DBUS_TYPE_BOOLEAN_AS_STRING /* has_attachment */ \
1322         DBUS_TYPE_BOOLEAN_AS_STRING /* is_unread */ \
1323         DBUS_TYPE_INT64_AS_STRING /* timestamp */ \
1324         DBUS_STRUCT_END_CHAR_AS_STRING
1325
1326 static DBusMessage *
1327 search_result_to_message (DBusMessage *reply,
1328                            GList       *hits)
1329 {
1330         DBusMessageIter iter;
1331         DBusMessageIter array_iter;
1332         GList          *hit_iter;
1333
1334         dbus_message_iter_init_append (reply, &iter); 
1335         dbus_message_iter_open_container (&iter,
1336                                           DBUS_TYPE_ARRAY,
1337                                           SEARCH_HIT_DBUS_TYPE,
1338                                           &array_iter); 
1339
1340         for (hit_iter = hits; hit_iter; hit_iter = hit_iter->next) {
1341                 DBusMessageIter  struct_iter;
1342                 ModestSearchResultHit *hit;
1343                 char            *msg_url;
1344                 const char      *subject;
1345                 const char      *folder;
1346                 const char      *sender;
1347                 guint64          size;
1348                 gboolean         has_attachment;
1349                 gboolean         is_unread;
1350                 gint64           ts;
1351
1352                 hit = (ModestSearchResultHit *) hit_iter->data;
1353
1354                 msg_url = hit->msgid;
1355                 subject = hit->subject;
1356                 folder  = hit->folder;
1357                 sender  = hit->sender;
1358                 size           = hit->msize;
1359                 has_attachment = hit->has_attachment;
1360                 is_unread      = hit->is_unread;
1361                 ts             = hit->timestamp;
1362
1363                 g_debug ("DEBUG: %s: Adding hit: %s", __FUNCTION__, msg_url);   
1364                 
1365                 dbus_message_iter_open_container (&array_iter,
1366                                                   DBUS_TYPE_STRUCT,
1367                                                   NULL,
1368                                                   &struct_iter);
1369
1370                 dbus_message_iter_append_basic (&struct_iter,
1371                                                 DBUS_TYPE_STRING,
1372                                                 &msg_url);
1373
1374                 dbus_message_iter_append_basic (&struct_iter,
1375                                                 DBUS_TYPE_STRING,
1376                                                 &subject); 
1377
1378                 dbus_message_iter_append_basic (&struct_iter,
1379                                                 DBUS_TYPE_STRING,
1380                                                 &folder);
1381
1382                 dbus_message_iter_append_basic (&struct_iter,
1383                                                 DBUS_TYPE_STRING,
1384                                                 &sender);
1385
1386                 dbus_message_iter_append_basic (&struct_iter,
1387                                                 DBUS_TYPE_UINT64,
1388                                                 &size);
1389
1390                 dbus_message_iter_append_basic (&struct_iter,
1391                                                 DBUS_TYPE_BOOLEAN,
1392                                                 &has_attachment);
1393
1394                 dbus_message_iter_append_basic (&struct_iter,
1395                                                 DBUS_TYPE_BOOLEAN,
1396                                                 &is_unread);
1397                 
1398                 dbus_message_iter_append_basic (&struct_iter,
1399                                                 DBUS_TYPE_INT64,
1400                                                 &ts);
1401
1402                 dbus_message_iter_close_container (&array_iter,
1403                                                    &struct_iter); 
1404
1405                 g_free (hit->msgid);
1406                 g_free (hit->subject);
1407                 g_free (hit->folder);
1408                 g_free (hit->sender);
1409
1410                 g_slice_free (ModestSearchResultHit, hit);
1411         }
1412
1413         dbus_message_iter_close_container (&iter, &array_iter);
1414
1415         return reply;
1416 }
1417
1418 typedef struct
1419 {
1420         DBusConnection *con;
1421         DBusMessage *message;
1422         ModestSearch *search;
1423 } SearchHelper;
1424
1425 static void
1426 search_all_cb (GList *hits, gpointer user_data)
1427 {
1428         DBusMessage  *reply;
1429         SearchHelper *helper = (SearchHelper *) user_data;
1430
1431         reply = dbus_message_new_method_return (helper->message);
1432
1433         if (reply) {
1434                 dbus_uint32_t serial = 0;
1435                 
1436                 search_result_to_message (reply, hits);
1437
1438                 dbus_connection_send (helper->con, reply, &serial);
1439                 dbus_connection_flush (helper->con);
1440                 dbus_message_unref (reply);
1441         }
1442
1443         /* Free the helper */
1444         dbus_message_unref (helper->message);
1445         modest_search_free (helper->search);
1446         g_slice_free (ModestSearch, helper->search);
1447         g_slice_free (SearchHelper, helper);
1448 }
1449
1450 static void
1451 on_dbus_method_search (DBusConnection *con, DBusMessage *message)
1452 {
1453         ModestDBusSearchFlags dbus_flags;
1454         dbus_bool_t  res;
1455         dbus_int64_t sd_v;
1456         dbus_int64_t ed_v;
1457         dbus_int32_t flags_v;
1458         dbus_uint32_t size_v;
1459         const char *folder;
1460         const char *query;
1461         time_t start_date;
1462         time_t end_date;
1463         ModestSearch *search;
1464         DBusError error;
1465
1466         dbus_error_init (&error);
1467
1468         sd_v = ed_v = 0;
1469         flags_v = 0;
1470
1471         res = dbus_message_get_args (message,
1472                                      &error,
1473                                      DBUS_TYPE_STRING, &query,
1474                                      DBUS_TYPE_STRING, &folder, /* e.g. "INBOX/drafts": TODO: Use both an ID and a display name. */
1475                                      DBUS_TYPE_INT64, &sd_v,
1476                                      DBUS_TYPE_INT64, &ed_v,
1477                                      DBUS_TYPE_INT32, &flags_v,
1478                                      DBUS_TYPE_UINT32, &size_v,
1479                                      DBUS_TYPE_INVALID);
1480
1481         dbus_flags = (ModestDBusSearchFlags) flags_v;
1482         start_date = (time_t) sd_v;
1483         end_date = (time_t) ed_v;
1484
1485         search = g_slice_new0 (ModestSearch);
1486         
1487         if (folder && g_str_has_prefix (folder, "MAND:")) {
1488                 search->folder = g_strdup (folder + strlen ("MAND:"));
1489         } else if (folder && g_str_has_prefix (folder, "USER:")) {
1490                 search->folder = g_strdup (folder + strlen ("USER:"));
1491         } else if (folder && g_str_has_prefix (folder, "MY:")) {
1492                 search->folder = g_strdup (folder + strlen ("MY:"));
1493         } else {
1494                 search->folder = g_strdup (folder);
1495         }
1496
1497    /* Remember the text to search for: */
1498 #ifdef MODEST_HAVE_OGS
1499         search->query  = g_strdup (query);
1500 #endif
1501
1502         /* Other criteria: */
1503         search->start_date = start_date;
1504         search->end_date  = end_date;
1505         search->flags = 0;
1506
1507         /* Text to serach for in various parts of the message: */
1508         if (dbus_flags & MODEST_DBUS_SEARCH_SUBJECT) {
1509                 search->flags |= MODEST_SEARCH_SUBJECT;
1510                 search->subject = g_strdup (query);
1511         }
1512
1513         if (dbus_flags & MODEST_DBUS_SEARCH_SENDER) {
1514                 search->flags |=  MODEST_SEARCH_SENDER;
1515                 search->from = g_strdup (query);
1516         }
1517
1518         if (dbus_flags & MODEST_DBUS_SEARCH_RECIPIENT) {
1519                 search->flags |= MODEST_SEARCH_RECIPIENT; 
1520                 search->recipient = g_strdup (query);
1521         }
1522
1523         if (dbus_flags & MODEST_DBUS_SEARCH_BODY) {
1524                 search->flags |=  MODEST_SEARCH_BODY; 
1525                 search->body = g_strdup (query);
1526         }
1527
1528         if (sd_v > 0) {
1529                 search->flags |= MODEST_SEARCH_AFTER;
1530                 search->start_date = start_date;
1531         }
1532
1533         if (ed_v > 0) {
1534                 search->flags |= MODEST_SEARCH_BEFORE;
1535                 search->end_date = end_date;
1536         }
1537
1538         if (size_v > 0) {
1539                 search->flags |= MODEST_SEARCH_SIZE;
1540                 search->minsize = size_v;
1541         }
1542
1543 #ifdef MODEST_HAVE_OGS
1544         search->flags |= MODEST_SEARCH_USE_OGS;
1545         g_debug ("%s: Starting search for %s", __FUNCTION__, search->query);
1546 #endif
1547
1548         SearchHelper *helper = g_slice_new (SearchHelper);
1549         helper->search = search;
1550         dbus_message_ref (message);
1551         helper->message = message;
1552         helper->con = con;
1553
1554         /* Search asynchronously */
1555         modest_search_all_accounts (search, search_all_cb, helper);
1556 }
1557
1558
1559 /* A complex D-Bus type (like a struct),
1560  * used to return various information about a folder.
1561  */
1562 #define GET_FOLDERS_RESULT_DBUS_TYPE \
1563         DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
1564         DBUS_TYPE_STRING_AS_STRING /* Folder Name */ \
1565         DBUS_TYPE_STRING_AS_STRING /* Folder URI */ \
1566         DBUS_STRUCT_END_CHAR_AS_STRING
1567
1568 static DBusMessage *
1569 get_folders_result_to_message (DBusMessage *reply,
1570                            GList *folder_ids)
1571 {
1572         DBusMessageIter iter;   
1573         dbus_message_iter_init_append (reply, &iter); 
1574         
1575         DBusMessageIter array_iter;
1576         dbus_message_iter_open_container (&iter,
1577                                           DBUS_TYPE_ARRAY,
1578                                           GET_FOLDERS_RESULT_DBUS_TYPE,
1579                                           &array_iter); 
1580
1581         GList *list_iter = folder_ids;
1582         for (list_iter = folder_ids; list_iter; list_iter = list_iter->next) {
1583                 
1584                 const gchar *folder_name = (const gchar*)list_iter->data;
1585                 if (folder_name) {
1586                         /* g_debug ("DEBUG: %s: Adding folder: %s", __FUNCTION__, folder_name); */
1587                         
1588                         DBusMessageIter struct_iter;
1589                         dbus_message_iter_open_container (&array_iter,
1590                                                           DBUS_TYPE_STRUCT,
1591                                                           NULL,
1592                                                           &struct_iter);
1593         
1594                         /* name: */
1595                         dbus_message_iter_append_basic (&struct_iter,
1596                                                         DBUS_TYPE_STRING,
1597                                                         &folder_name); /* The string will be copied. */
1598                                                         
1599                         /* URI: This is maybe not needed by osso-global-search: */
1600                         const gchar *folder_uri = "TODO:unimplemented";
1601                         dbus_message_iter_append_basic (&struct_iter,
1602                                                         DBUS_TYPE_STRING,
1603                                                         &folder_uri); /* The string will be copied. */
1604         
1605                         dbus_message_iter_close_container (&array_iter,
1606                                                            &struct_iter); 
1607                 }
1608         }
1609
1610         dbus_message_iter_close_container (&iter, &array_iter);
1611
1612         return reply;
1613 }
1614
1615 static void
1616 add_single_folder_to_list (TnyFolder *folder, GList** list)
1617 {
1618         if (!folder)
1619                 return;
1620                 
1621         if (TNY_IS_MERGE_FOLDER (folder)) {
1622                 const gchar * folder_name;
1623                 /* Ignore these because their IDs ares
1624                  * a) not always unique or sensible.
1625                  * b) not human-readable, and currently need a human-readable 
1626                  *    ID here, because the osso-email-interface API does not allow 
1627                  *    us to return both an ID and a display name.
1628                  * 
1629                  * This is actually the merged outbox folder.
1630                  * We could hack our D-Bus API to understand "outbox" as the merged outboxes, 
1631                  * but that seems unwise. murrayc.
1632                  */
1633                 folder_name = tny_folder_get_name (folder);
1634                 if (folder_name && !strcmp (folder_name, "Outbox")) {
1635                         *list = g_list_append(*list, g_strdup ("MAND:outbox"));
1636                 }
1637                 return; 
1638         }
1639                 
1640         /* Add this folder to the list: */
1641         /*
1642         const gchar * folder_name = tny_folder_get_name (folder);
1643         if (folder_name)
1644                 *list = g_list_append(*list, g_strdup (folder_name));
1645         else {
1646         */
1647                 /* osso-global-search only uses one string,
1648                  * so ID is the only thing that could possibly identify a folder.
1649                  * TODO: osso-global search should probably be changed to 
1650                  * take an ID and a Name.
1651                  */
1652         const gchar * id =  tny_folder_get_id (folder);
1653         if (id && strlen(id)) {
1654                 const gchar *prefix = NULL;
1655                 TnyFolderType folder_type;
1656                         
1657                 /* dbus global search api expects a prefix identifying the type of
1658                  * folder here. Mandatory folders should have MAND: prefix, and
1659                  * other user created folders should have USER: prefix
1660                  */
1661                 folder_type = modest_tny_folder_guess_folder_type (folder);
1662                 switch (folder_type) {
1663                 case TNY_FOLDER_TYPE_INBOX:
1664                         prefix = "MY:";
1665                         break;
1666                 case TNY_FOLDER_TYPE_OUTBOX:
1667                 case TNY_FOLDER_TYPE_DRAFTS:
1668                 case TNY_FOLDER_TYPE_SENT:
1669                 case TNY_FOLDER_TYPE_ARCHIVE:
1670                         prefix = "MAND:";
1671                         break;
1672                 case TNY_FOLDER_TYPE_INVALID:
1673                         g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
1674                         return; /* don't add it */
1675                 default:
1676                         prefix = "USER:";
1677                         
1678                 }
1679                 
1680
1681                 *list = g_list_append(*list, g_strdup_printf ("%s%s", prefix, id));
1682         }
1683 }
1684
1685 static void
1686 add_folders_to_list (TnyFolderStore *folder_store, GList** list)
1687 {
1688         if (!folder_store)
1689                 return;
1690         
1691         /* Add this folder to the list: */
1692         if (TNY_IS_FOLDER (folder_store)) {
1693                 add_single_folder_to_list (TNY_FOLDER (folder_store), list);
1694         }       
1695                 
1696         /* Recurse into child folders: */
1697                 
1698         /* Get the folders list: */
1699         /*
1700         TnyFolderStoreQuery *query = tny_folder_store_query_new ();
1701         tny_folder_store_query_add_item (query, NULL, 
1702                 TNY_FOLDER_STORE_QUERY_OPTION_SUBSCRIBED);
1703         */
1704         TnyList *all_folders = tny_simple_list_new ();
1705         tny_folder_store_get_folders (folder_store,
1706                                       all_folders,
1707                                       NULL /* query */,
1708                                       FALSE,
1709                                       NULL /* error */);
1710
1711         TnyIterator *iter = tny_list_create_iterator (all_folders);
1712         while (!tny_iterator_is_done (iter)) {
1713                 
1714                 /* Do not recurse, because the osso-global-search UI specification 
1715                  * does not seem to want the sub-folders, though that spec seems to 
1716                  * be generally unsuitable for Modest.
1717                  */
1718                 TnyFolder *folder = TNY_FOLDER (tny_iterator_get_current (iter));
1719                 if (folder) {
1720                         add_single_folder_to_list (TNY_FOLDER (folder), list);
1721                          
1722                         #if 0
1723                         if (TNY_IS_FOLDER_STORE (folder))
1724                                 add_folders_to_list (TNY_FOLDER_STORE (folder), list);
1725                         else {
1726                                 add_single_folder_to_list (TNY_FOLDER (folder), list);
1727                         }
1728                         #endif
1729                         
1730                         /* tny_iterator_get_current() gave us a reference. */
1731                         g_object_unref (folder);
1732                 }
1733                 
1734                 tny_iterator_next (iter);
1735         }
1736         g_object_unref (G_OBJECT (iter));
1737 }
1738
1739
1740 /* return >1 for a special folder, 0 for a user-folder */
1741 static gint
1742 get_rank (const gchar *folder)
1743 {
1744         if (strcmp (folder, "INBOX") == 0)
1745                 return 1;
1746         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_SENT)) == 0)
1747                 return 2;
1748         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_DRAFTS)) == 0)
1749                 return 3;
1750         if (strcmp (folder, modest_local_folder_info_get_type_name(TNY_FOLDER_TYPE_OUTBOX)) == 0)
1751                 return 4;
1752         return 0;
1753 }
1754
1755 static gint
1756 folder_name_compare_func (const gchar* folder1, const gchar* folder2)
1757 {
1758         gint r1 = get_rank (folder1);
1759         gint r2 = get_rank (folder2);
1760
1761         if (r1 > 0 && r2 > 0)
1762                 return r1 - r2;
1763         if (r1 > 0 && r2 == 0)
1764                 return -1;
1765         if (r1 == 0 && r2 > 0)
1766                 return 1;
1767         else
1768                 return  modest_text_utils_utf8_strcmp (folder1, folder2, TRUE);
1769 }
1770
1771 /* FIXME: */
1772 /*   - we're still missing the outbox */
1773 /*   - we need to take care of localization (urgh) */
1774 /*   - what about 'All mail folders'? */
1775 static void
1776 on_dbus_method_get_folders (DBusConnection *con, DBusMessage *message)
1777 {
1778         DBusMessage  *reply = NULL;
1779         ModestAccountMgr *account_mgr = NULL;
1780         gchar *account_name = NULL;
1781         GList *folder_names = NULL;     
1782         TnyAccount *account_local = NULL;
1783         TnyAccount *account_mmc = NULL;
1784         
1785         /* Get the TnyStoreAccount so we can get the folders: */
1786         account_mgr = modest_runtime_get_account_mgr();
1787         account_name = modest_account_mgr_get_default_account (account_mgr);
1788         if (!account_name) {
1789                 g_printerr ("modest: no account found\n");
1790         }
1791         
1792         if (account_name) {
1793                 TnyAccount *account = NULL;
1794                 if (account_mgr) {
1795                         account = modest_tny_account_store_get_server_account (
1796                                 modest_runtime_get_account_store(), account_name, 
1797                                 TNY_ACCOUNT_TYPE_STORE);
1798                 }
1799                 
1800                 if (!account) {
1801                         g_printerr ("modest: failed to get tny account folder'%s'\n", account_name);
1802                 } 
1803                 
1804                 printf("DEBUG: %s: Getting folders for account name=%s\n", __FUNCTION__, account_name);
1805                 g_free (account_name);
1806                 account_name = NULL;
1807                 
1808                 add_folders_to_list (TNY_FOLDER_STORE (account), &folder_names);
1809         
1810                 g_object_unref (account);
1811                 account = NULL;
1812         }
1813         
1814         /* Also add the folders from the local folders account,
1815          * because they are (currently) used with all accounts:
1816          * TODO: This is not working. It seems to get only the Merged Folder (with an ID of "" (not NULL)).
1817          */
1818         account_local = 
1819                 modest_tny_account_store_get_local_folders_account (modest_runtime_get_account_store());
1820         add_folders_to_list (TNY_FOLDER_STORE (account_local), &folder_names);
1821
1822         g_object_unref (account_local);
1823         account_local = NULL;
1824
1825         /* Obtain the mmc account */
1826         account_mmc = 
1827                 modest_tny_account_store_get_mmc_folders_account (modest_runtime_get_account_store());
1828         if (account_mmc) {
1829                 add_folders_to_list (TNY_FOLDER_STORE (account_mmc), &folder_names);
1830                 g_object_unref (account_mmc);
1831                 account_mmc = NULL;
1832         }
1833
1834         /* specs require us to sort the folder names, although
1835          * this is really not the place to do that...
1836          */
1837         folder_names = g_list_sort (folder_names,
1838                                     (GCompareFunc)folder_name_compare_func);
1839
1840         /* Put the result in a DBus reply: */
1841         reply = dbus_message_new_method_return (message);
1842
1843         get_folders_result_to_message (reply, folder_names);
1844
1845         if (reply == NULL) {
1846                 g_warning ("%s: Could not create reply.", __FUNCTION__);
1847         }
1848
1849         if (reply) {
1850                 dbus_uint32_t serial = 0;
1851                 dbus_connection_send (con, reply, &serial);
1852         dbus_connection_flush (con);
1853         dbus_message_unref (reply);
1854         }
1855
1856         g_list_foreach (folder_names, (GFunc)g_free, NULL);
1857         g_list_free (folder_names);
1858 }
1859
1860
1861 static void
1862 reply_empty_results (DBusConnection *con, DBusMessage *msg)
1863 {
1864         DBusMessage *reply = dbus_message_new_method_return (msg);
1865         if (reply) {
1866                 dbus_uint32_t serial = 0;
1867                 /* we simply return an empty list, otherwise
1868                    global-search gets confused */
1869                 search_result_to_message (reply, NULL);
1870
1871                 dbus_connection_send (con, reply, &serial);
1872                 dbus_connection_flush (con);
1873                 dbus_message_unref (reply);
1874         } else
1875                 g_warning ("%s: failed to send reply",
1876                         __FUNCTION__);
1877 }
1878
1879
1880 /** This D-Bus handler is used when the main osso-rpc 
1881  * D-Bus handler has not handled something.
1882  * We use this for D-Bus methods that need to use more complex types 
1883  * than osso-rpc supports.
1884  */
1885 DBusHandlerResult
1886 modest_dbus_req_filter (DBusConnection *con,
1887                         DBusMessage    *message,
1888                         void           *user_data)
1889 {
1890         gboolean handled = FALSE;
1891
1892         if (dbus_message_is_method_call (message,
1893                                          MODEST_DBUS_IFACE,
1894                                          MODEST_DBUS_METHOD_SEARCH)) {
1895                 
1896         /* don't try to search when there not enough mem */
1897                 if (modest_platform_check_memory_low (NULL, TRUE)) {
1898                         g_warning ("%s: not enough memory for searching",
1899                                    __FUNCTION__);
1900                         reply_empty_results (con, message);
1901                         handled = TRUE;
1902
1903                 } else {
1904                         on_dbus_method_search (con, message);
1905                         handled = TRUE;
1906                 }
1907                                 
1908         } else if (dbus_message_is_method_call (message,
1909                                                 MODEST_DBUS_IFACE,
1910                                                 MODEST_DBUS_METHOD_GET_FOLDERS)) {
1911                 on_dbus_method_get_folders (con, message);
1912                 handled = TRUE;                         
1913         } else if (dbus_message_is_method_call (message,
1914                                                 MODEST_DBUS_IFACE,
1915                                                 MODEST_DBUS_METHOD_DUMP_OPERATION_QUEUE)) {
1916                 on_dbus_method_dump_operation_queue (con, message);
1917                 handled = TRUE;
1918         } else if (dbus_message_is_method_call (message,
1919                                                 MODEST_DBUS_IFACE,
1920                                                 MODEST_DBUS_METHOD_DUMP_ACCOUNTS)) {
1921                 on_dbus_method_dump_accounts (con, message);
1922                 handled = TRUE;
1923         } else if (dbus_message_is_method_call (message,
1924                                                 MODEST_DBUS_IFACE,
1925                                                 MODEST_DBUS_METHOD_DUMP_SEND_QUEUES)) {
1926                 on_dbus_method_dump_send_queues (con, message);
1927                 handled = TRUE;
1928         } else {
1929                 /* Note that this mentions methods that were already handled in modest_dbus_req_handler(). */
1930                 /* 
1931                 g_debug ("  debug: %s: Unexpected (maybe already handled) D-Bus method:\n   Interface=%s, Member=%s\n", 
1932                         __FUNCTION__, dbus_message_get_interface (message),
1933                         dbus_message_get_member(message));
1934                 */
1935         }
1936         
1937         return (handled ? 
1938                 DBUS_HANDLER_RESULT_HANDLED :
1939                 DBUS_HANDLER_RESULT_NOT_YET_HANDLED);
1940 }
1941
1942 static gboolean
1943 notify_error_in_dbus_callback (gpointer user_data)
1944 {
1945         ModestMailOperation *mail_op;
1946         ModestMailOperationQueue *mail_op_queue;
1947
1948         mail_op = modest_mail_operation_new (NULL);
1949         mail_op_queue = modest_runtime_get_mail_operation_queue ();
1950
1951         /* Issues a noop operation in order to force the queue to emit
1952            the "queue-empty" signal to allow modest to quit */
1953         modest_mail_operation_queue_add (mail_op_queue, mail_op);
1954         modest_mail_operation_noop (mail_op);
1955         g_object_unref (mail_op);
1956
1957         return FALSE;
1958 }