2005-01-07 [colin] 0.9.13cvs28.3
[claws.git] / src / inc.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #endif
23
24 #include "defs.h"
25
26 #include <glib.h>
27 #include <gtk/gtkmain.h>
28 #include <gtk/gtkwindow.h>
29 #include <gtk/gtksignal.h>
30 #include <gtk/gtkprogressbar.h>
31 #include <stdio.h>
32 #include <unistd.h>
33 #include <string.h>
34 #include <time.h>
35 #include <sys/time.h>
36 #include <sys/types.h>
37 #include <sys/stat.h>
38 #include <sys/wait.h>
39 #include <signal.h>
40 #include <errno.h>
41
42 #include "intl.h"
43 #include "main.h"
44 #include "inc.h"
45 #include "mainwindow.h"
46 #include "folderview.h"
47 #include "summaryview.h"
48 #include "prefs_common.h"
49 #include "prefs_account.h"
50 #include "account.h"
51 #include "procmsg.h"
52 #include "socket.h"
53 #include "ssl.h"
54 #include "pop.h"
55 #include "recv.h"
56 #include "mbox.h"
57 #include "utils.h"
58 #include "gtkutils.h"
59 #include "statusbar.h"
60 #include "manage_window.h"
61 #include "stock_pixmap.h"
62 #include "progressdialog.h"
63 #include "inputdialog.h"
64 #include "alertpanel.h"
65 #include "folder.h"
66 #include "filtering.h"
67 #include "log.h"
68 #include "hooks.h"
69
70 static GList *inc_dialog_list = NULL;
71
72 static guint inc_lock_count = 0;
73
74 static GdkPixbuf *currentpix;
75 static GdkPixbuf *errorpix;
76 static GdkPixbuf *okpix;
77
78 #define MSGBUFSIZE      8192
79
80 static void inc_finished                (MainWindow             *mainwin,
81                                          gboolean                new_messages);
82 static gint inc_account_mail_real       (MainWindow             *mainwin,
83                                          PrefsAccount           *account);
84
85 static IncProgressDialog *inc_progress_dialog_create
86                                         (gboolean                autocheck);
87 static void inc_progress_dialog_set_list(IncProgressDialog      *inc_dialog);
88 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
89
90 static IncSession *inc_session_new      (PrefsAccount           *account);
91 static void inc_session_destroy         (IncSession             *session);
92 static gint inc_start                   (IncProgressDialog      *inc_dialog);
93 static IncState inc_pop3_session_do     (IncSession             *session);
94
95 static void inc_progress_dialog_update  (IncProgressDialog      *inc_dialog,
96                                          IncSession             *inc_session);
97
98 static void inc_progress_dialog_set_label
99                                         (IncProgressDialog      *inc_dialog,
100                                          IncSession             *inc_session);
101 static void inc_progress_dialog_set_progress
102                                         (IncProgressDialog      *inc_dialog,
103                                          IncSession             *inc_session);
104
105 static void inc_progress_dialog_update_periodic
106                                         (IncProgressDialog      *inc_dialog,
107                                          IncSession             *inc_session);
108
109 static gint inc_recv_data_progressive   (Session        *session,
110                                          guint           cur_len,
111                                          guint           total_len,
112                                          gpointer        data);
113 static gint inc_recv_data_finished      (Session        *session,
114                                          guint           len,
115                                          gpointer        data);
116 static gint inc_recv_message            (Session        *session,
117                                          const gchar    *msg,
118                                          gpointer        data);
119 static gint inc_drop_message            (Pop3Session    *session,
120                                          const gchar    *file);
121
122 static void inc_put_error               (IncState        istate,
123                                          Pop3Session    *session);
124
125 static void inc_cancel_cb               (GtkWidget      *widget,
126                                          gpointer        data);
127 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
128                                          GdkEventAny    *event,
129                                          gpointer        data);
130
131 static gint get_spool                   (FolderItem     *dest,
132                                          const gchar    *mbox);
133
134 static gint inc_spool_account(PrefsAccount *account);
135 static gint inc_all_spool(void);
136 static void inc_autocheck_timer_set_interval    (guint           interval);
137 static gint inc_autocheck_func                  (gpointer        data);
138
139 static void inc_notify_cmd              (gint new_msgs, 
140                                          gboolean notify);
141         
142 /**
143  * inc_finished:
144  * @mainwin: Main window.
145  * @new_messages: TRUE if some messages have been received.
146  * 
147  * Update the folder view and the summary view after receiving
148  * messages.  If @new_messages is FALSE, this function avoids unneeded
149  * updating.
150  **/
151 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
152 {
153         FolderItem *item;
154
155         if (prefs_common.scan_all_after_inc)
156                 folderview_check_new(NULL);
157
158         if (!new_messages && !prefs_common.scan_all_after_inc) return;
159
160         if (prefs_common.open_inbox_on_inc) {
161                 item = cur_account && cur_account->inbox
162                         ? folder_find_item_from_identifier(cur_account->inbox)
163                         : folder_get_default_inbox();
164                 folderview_unselect(mainwin->folderview);
165                 folderview_select(mainwin->folderview, item);
166         }
167 }
168
169 void inc_mail(MainWindow *mainwin, gboolean notify)
170 {
171         gint new_msgs = 0;
172         gint account_new_msgs = 0;
173
174         if (inc_lock_count) return;
175
176         if (prefs_common.work_offline)
177                 if (alertpanel(_("Offline warning"), 
178                                _("You're working offline. Override?"),
179                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
180                 return;
181
182         inc_lock();
183         inc_autocheck_timer_remove();
184         main_window_lock(mainwin);
185
186         if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
187                 /* external incorporating program */
188                 if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
189                         main_window_unlock(mainwin);
190                         inc_autocheck_timer_set();
191                         return;
192                 }
193         } else {
194                 account_new_msgs = inc_account_mail_real(mainwin, cur_account);
195                 if (account_new_msgs > 0)
196                         new_msgs += account_new_msgs;
197         }
198
199         inc_finished(mainwin, new_msgs > 0);
200         main_window_unlock(mainwin);
201         inc_notify_cmd(new_msgs, notify);
202         inc_autocheck_timer_set();
203         inc_unlock();
204 }
205
206 void inc_pop_before_smtp(PrefsAccount *acc)
207 {
208         IncProgressDialog *inc_dialog;
209         IncSession *session;
210         MainWindow *mainwin;
211
212         mainwin = mainwindow_get_mainwindow();
213
214         session = inc_session_new(acc);
215         if (!session) return;
216         POP3_SESSION(session->session)->pop_before_smtp = TRUE;
217                 
218         inc_dialog = inc_progress_dialog_create(FALSE);
219         inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
220                                                session);
221         /* FIXME: assumes to attach to first main window */
222         inc_dialog->mainwin = mainwin;
223         inc_progress_dialog_set_list(inc_dialog);
224
225         if (mainwin) {
226                 toolbar_main_set_sensitive(mainwin);
227                 main_window_set_menu_sensitive(mainwin);
228         }
229                         
230         inc_start(inc_dialog);
231 }
232
233 static gint inc_account_mail_real(MainWindow *mainwin, PrefsAccount *account)
234 {
235         IncProgressDialog *inc_dialog;
236         IncSession *session;
237         
238         switch (account->protocol) {
239         case A_IMAP4:
240         case A_NNTP:
241                 /* Melvin: bug [14]
242                  * FIXME: it should return foldeview_check_new() value.
243                  * TODO: do it when bug [19] is fixed (IMAP folder sets 
244                  * an incorrect new message count)
245                  */
246                 folderview_check_new(FOLDER(account->folder));
247                 return 0;
248         case A_POP3:
249         case A_APOP:
250                 session = inc_session_new(account);
251                 if (!session) return 0;
252                 
253                 inc_dialog = inc_progress_dialog_create(FALSE);
254                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
255                                                        session);
256                 inc_dialog->mainwin = mainwin;
257                 inc_progress_dialog_set_list(inc_dialog);
258
259                 if (mainwin) {
260                         toolbar_main_set_sensitive(mainwin);
261                         main_window_set_menu_sensitive(mainwin);
262                 }
263                         
264                 return inc_start(inc_dialog);
265
266         case A_LOCAL:
267                 return inc_spool_account(account);
268
269         default:
270                 break;
271         }
272         return 0;
273 }
274
275 gint inc_account_mail(MainWindow *mainwin, PrefsAccount *account)
276 {
277         gint new_msgs;
278
279         if (inc_lock_count) return 0;
280
281         if (prefs_common.work_offline)
282                 if (alertpanel(_("Offline warning"), 
283                                _("You're working offline. Override?"),
284                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
285                         return 0;
286
287         inc_autocheck_timer_remove();
288         main_window_lock(mainwin);
289
290         new_msgs = inc_account_mail_real(mainwin, account);
291
292         inc_finished(mainwin, new_msgs > 0);
293         main_window_unlock(mainwin);
294         inc_autocheck_timer_set();
295
296         return new_msgs;
297 }
298
299 void inc_all_account_mail(MainWindow *mainwin, gboolean autocheck,
300                           gboolean notify)
301 {
302         GList *list, *queue_list = NULL;
303         IncProgressDialog *inc_dialog;
304         gint new_msgs = 0;
305         gint account_new_msgs = 0;
306         
307         if (prefs_common.work_offline)
308                 if (alertpanel(_("Offline warning"), 
309                                _("You're working offline. Override?"),
310                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
311                 return;
312
313         if (inc_lock_count) return;
314
315         inc_autocheck_timer_remove();
316         main_window_lock(mainwin);
317
318         list = account_get_list();
319         if (!list) {
320                 inc_finished(mainwin, new_msgs > 0);
321                 main_window_unlock(mainwin);
322                 inc_notify_cmd(new_msgs, notify);
323                 inc_autocheck_timer_set();
324                 return;
325         }
326
327         /* check local folders */
328         account_new_msgs = inc_all_spool();
329         if (account_new_msgs > 0)
330                 new_msgs += account_new_msgs;
331
332         /* check IMAP4 / News folders */
333         for (list = account_get_list(); list != NULL; list = list->next) {
334                 PrefsAccount *account = list->data;
335                 if ((account->protocol == A_IMAP4 ||
336                      account->protocol == A_NNTP) && account->recv_at_getall) {
337                         new_msgs += folderview_check_new(FOLDER(account->folder));
338                 }
339         }
340
341         /* check POP3 accounts */
342         for (list = account_get_list(); list != NULL; list = list->next) {
343                 IncSession *session;
344                 PrefsAccount *account = list->data;
345
346                 if (account->recv_at_getall) {
347                         session = inc_session_new(account);
348                         if (session)
349                                 queue_list = g_list_append(queue_list, session);
350                 }
351         }
352
353         if (queue_list) {
354                 inc_dialog = inc_progress_dialog_create(autocheck);
355                 inc_dialog->queue_list = queue_list;
356                 inc_dialog->mainwin = mainwin;
357                 inc_progress_dialog_set_list(inc_dialog);
358
359                 toolbar_main_set_sensitive(mainwin);
360                 main_window_set_menu_sensitive(mainwin);
361                 new_msgs += inc_start(inc_dialog);
362         }
363
364         inc_finished(mainwin, new_msgs > 0);
365         main_window_unlock(mainwin);
366         inc_notify_cmd(new_msgs, notify);
367         inc_autocheck_timer_set();
368 }
369
370 static IncProgressDialog *inc_progress_dialog_create(gboolean autocheck)
371 {
372         IncProgressDialog *dialog;
373         ProgressDialog *progress;
374
375         dialog = g_new0(IncProgressDialog, 1);
376
377         progress = progress_dialog_create();
378         gtk_window_set_title(GTK_WINDOW(progress->window),
379                              _("Retrieving new messages"));
380         g_signal_connect(G_OBJECT(progress->cancel_btn), "clicked",
381                          G_CALLBACK(inc_cancel_cb), dialog);
382         g_signal_connect(G_OBJECT(progress->window), "delete_event",
383                          G_CALLBACK(inc_dialog_delete_cb), dialog);
384         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
385
386         progress_dialog_get_fraction(progress);
387
388         stock_pixbuf_gdk(progress->list_view, STOCK_PIXMAP_COMPLETE,
389                          &okpix);
390         stock_pixbuf_gdk(progress->list_view, STOCK_PIXMAP_CONTINUE,
391                          &currentpix);
392         stock_pixbuf_gdk(progress->list_view, STOCK_PIXMAP_ERROR,
393                          &errorpix);
394
395         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
396             (prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL &&
397              !autocheck)) {
398                 dialog->show_dialog = TRUE;
399                 gtk_widget_show_now(progress->window);
400         }
401
402         dialog->dialog = progress;
403         gettimeofday(&dialog->progress_tv, NULL);
404         gettimeofday(&dialog->folder_tv, NULL);
405         dialog->queue_list = NULL;
406         dialog->cur_row = 0;
407
408         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
409
410         return dialog;
411 }
412
413 static void inc_progress_dialog_set_list(IncProgressDialog *inc_dialog)
414 {
415         GList *list;
416
417         for (list = inc_dialog->queue_list; list != NULL; list = list->next) {
418                 IncSession *session = list->data;
419                 Pop3Session *pop3_session = POP3_SESSION(session->session);
420
421                 session->data = inc_dialog;
422
423                 progress_dialog_list_set(inc_dialog->dialog,
424                                          -1, NULL,
425                                          pop3_session->ac_prefs->account_name,
426                                          _("Standby"));
427         }
428 }
429
430 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
431 {
432         progress_dialog_get_fraction(inc_dialog->dialog);
433         progress_dialog_set_label(inc_dialog->dialog, "");
434         if (inc_dialog->mainwin)
435                 main_window_progress_off(inc_dialog->mainwin);
436 }
437
438 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
439 {
440         g_return_if_fail(inc_dialog != NULL);
441
442         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
443
444         if (inc_dialog->mainwin)
445                 main_window_progress_off(inc_dialog->mainwin);
446         progress_dialog_destroy(inc_dialog->dialog);
447
448         g_free(inc_dialog);
449 }
450
451 static IncSession *inc_session_new(PrefsAccount *account)
452 {
453         IncSession *session;
454
455         g_return_val_if_fail(account != NULL, NULL);
456
457         if (account->protocol != A_POP3)
458                 return NULL;
459         if (!account->recv_server || !account->userid)
460                 return NULL;
461
462         session = g_new0(IncSession, 1);
463
464         session->session = pop3_session_new(account);
465         session->session->data = session;
466         POP3_SESSION(session->session)->drop_message = inc_drop_message;
467         session_set_recv_message_notify(session->session,
468                                         inc_recv_message, session);
469         session_set_recv_data_progressive_notify(session->session,
470                                                  inc_recv_data_progressive,
471                                                  session);
472         session_set_recv_data_notify(session->session,
473                                      inc_recv_data_finished, session);
474
475         return session;
476 }
477
478 static void inc_session_destroy(IncSession *session)
479 {
480         g_return_if_fail(session != NULL);
481
482         session_destroy(session->session);
483         g_free(session);
484 }
485
486 static gint inc_start(IncProgressDialog *inc_dialog)
487 {
488         IncSession *session;
489         GList *qlist;
490         Pop3Session *pop3_session;
491         IncState inc_state;
492         gint error_num = 0;
493         gint new_msgs = 0;
494         gchar *msg;
495         gchar *fin_msg;
496         FolderItem *processing, *inbox;
497         MsgInfo *msginfo;
498         GSList *msglist, *msglist_element;
499
500         qlist = inc_dialog->queue_list;
501         while (qlist != NULL) {
502                 GList *next = qlist->next;
503
504                 session = qlist->data;
505                 pop3_session = POP3_SESSION(session->session); 
506                 pop3_session->user = g_strdup(pop3_session->ac_prefs->userid);
507                 if (pop3_session->ac_prefs->passwd)
508                         pop3_session->pass =
509                                 g_strdup(pop3_session->ac_prefs->passwd);
510                 else if (pop3_session->ac_prefs->tmp_pass)
511                         pop3_session->pass =
512                                 g_strdup(pop3_session->ac_prefs->tmp_pass);
513                 else {
514                         gchar *pass;
515
516                         if (inc_dialog->show_dialog)
517                                 manage_window_focus_in
518                                         (inc_dialog->dialog->window,
519                                          NULL, NULL);
520
521                         pass = input_dialog_query_password
522                                 (pop3_session->ac_prefs->recv_server,
523                                  pop3_session->user);
524
525                         if (inc_dialog->show_dialog)
526                                 manage_window_focus_out
527                                         (inc_dialog->dialog->window,
528                                          NULL, NULL);
529
530                         if (pass) {
531                                 pop3_session->ac_prefs->tmp_pass =
532                                         g_strdup(pass);
533                                 pop3_session->pass = pass;
534                         }
535                 }
536
537                 qlist = next;
538         }
539
540 #define SET_PIXMAP_AND_TEXT(pix, str)                                      \
541 {                                                                          \
542         progress_dialog_list_set(inc_dialog->dialog,                       \
543                                  inc_dialog->cur_row,                      \
544                                  pix,                                      \
545                                  NULL,                                     \
546                                  str);                                     \
547 }
548
549         for (; inc_dialog->queue_list != NULL; inc_dialog->cur_row++) {
550                 session = inc_dialog->queue_list->data;
551                 pop3_session = POP3_SESSION(session->session);
552
553                 if (pop3_session->pass == NULL) {
554                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
555                         inc_session_destroy(session);
556                         inc_dialog->queue_list =
557                                 g_list_remove(inc_dialog->queue_list, session);
558                         continue;
559                 }
560
561                 inc_progress_dialog_clear(inc_dialog);
562                 progress_dialog_list_select_row(inc_dialog->dialog,
563                                                 inc_dialog->cur_row);
564
565                 SET_PIXMAP_AND_TEXT(currentpix, _("Retrieving"));
566
567                 /* begin POP3 session */
568                 inc_state = inc_pop3_session_do(session);
569
570                 switch (inc_state) {
571                 case INC_SUCCESS:
572                         if (pop3_session->cur_total_num > 0)
573                                 msg = g_strdup_printf
574                                         (_("Done (%d message(s) (%s) received)"),
575                                          pop3_session->cur_total_num,
576                                          to_human_readable(pop3_session->cur_total_recv_bytes));
577                         else
578                                 msg = g_strdup_printf(_("Done (no new messages)"));
579                         SET_PIXMAP_AND_TEXT(okpix, msg);
580                         g_free(msg);
581                         break;
582                 case INC_CONNECT_ERROR:
583                         SET_PIXMAP_AND_TEXT(errorpix, _("Connection failed"));
584                         break;
585                 case INC_AUTH_FAILED:
586                         SET_PIXMAP_AND_TEXT(errorpix, _("Auth failed"));
587                         break;
588                 case INC_LOCKED:
589                         SET_PIXMAP_AND_TEXT(errorpix, _("Locked"));
590                         break;
591                 case INC_ERROR:
592                 case INC_NO_SPACE:
593                 case INC_IO_ERROR:
594                 case INC_SOCKET_ERROR:
595                 case INC_EOF:
596                         SET_PIXMAP_AND_TEXT(errorpix, _("Error"));
597                         break;
598                 case INC_TIMEOUT:
599                         SET_PIXMAP_AND_TEXT(errorpix, _("Timeout"));
600                         break;
601                 case INC_CANCEL:
602                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
603                         break;
604                 default:
605                         break;
606                 }
607                 
608                 if (pop3_session->error_val == PS_AUTHFAIL) {
609                         if(!prefs_common.no_recv_err_panel) {
610                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
611                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window))
612                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
613                         }
614                 }
615
616                 /* CLAWS: perform filtering actions on dropped message */
617                 /* CLAWS: get default inbox (perhaps per account) */
618                 if (pop3_session->ac_prefs->inbox) {
619                         /* CLAWS: get destination folder / mailbox */
620                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
621                         if (!inbox)
622                                 inbox = folder_get_default_inbox();
623                 } else
624                         inbox = folder_get_default_inbox();
625
626                 /* get list of messages in processing */
627                 processing = folder_get_default_processing();
628                 folder_item_scan(processing);
629                 msglist = folder_item_get_msg_list(processing);
630
631                 /* process messages */
632                 folder_item_update_freeze();
633                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
634                         msginfo = (MsgInfo *) msglist_element->data;
635                         if (!pop3_session->ac_prefs->filter_on_recv || !procmsg_msginfo_filter(msginfo))
636                                 folder_item_move_msg(inbox, msginfo);
637                         procmsg_msginfo_free(msginfo);
638                 }
639                 folder_item_update_thaw();
640                 g_slist_free(msglist);
641
642                 statusbar_pop_all();
643
644                 new_msgs += pop3_session->cur_total_num;
645
646                 if (pop3_session->error_val == PS_AUTHFAIL &&
647                     pop3_session->ac_prefs->tmp_pass) {
648                         g_free(pop3_session->ac_prefs->tmp_pass);
649                         pop3_session->ac_prefs->tmp_pass = NULL;
650                 }
651
652                 pop3_write_uidl_list(pop3_session);
653
654                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
655                         error_num++;
656                         if (inc_dialog->show_dialog)
657                                 manage_window_focus_in
658                                         (inc_dialog->dialog->window,
659                                          NULL, NULL);
660                         inc_put_error(inc_state, pop3_session);
661                         if (inc_dialog->show_dialog)
662                                 manage_window_focus_out
663                                         (inc_dialog->dialog->window,
664                                          NULL, NULL);
665                         if (inc_state == INC_NO_SPACE ||
666                             inc_state == INC_IO_ERROR)
667                                 break;
668                 }
669
670                 inc_session_destroy(session);
671                 inc_dialog->queue_list =
672                         g_list_remove(inc_dialog->queue_list, session);
673         }
674
675 #undef SET_PIXMAP_AND_TEXT
676
677         if (new_msgs > 0)
678                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
679                                           new_msgs);
680         else
681                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
682
683         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
684
685 #if 0
686         if (error_num && !prefs_common.no_recv_err_panel) {
687                 if (inc_dialog->show_dialog)
688                         manage_window_focus_in(inc_dialog->dialog->window,
689                                                NULL, NULL);
690                 alertpanel_error_log(_("Some errors occurred while getting mail."));
691                 if (inc_dialog->show_dialog)
692                         manage_window_focus_out(inc_dialog->dialog->window,
693                                                 NULL, NULL);
694         }
695 #endif
696
697         while (inc_dialog->queue_list != NULL) {
698                 session = inc_dialog->queue_list->data;
699                 inc_session_destroy(session);
700                 inc_dialog->queue_list =
701                         g_list_remove(inc_dialog->queue_list, session);
702         }
703
704         if (prefs_common.close_recv_dialog || !inc_dialog->show_dialog)
705                 inc_progress_dialog_destroy(inc_dialog);
706         else {
707                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
708                                      fin_msg);
709                 gtk_label_set_text(GTK_LABEL(GTK_BIN(inc_dialog->dialog->cancel_btn)->child),
710                                    _("Close"));
711         }
712
713         g_free(fin_msg);
714
715         return new_msgs;
716 }
717
718 static IncState inc_pop3_session_do(IncSession *session)
719 {
720         Pop3Session *pop3_session = POP3_SESSION(session->session);
721         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
722         gchar *server;
723         gushort port;
724         gchar *buf;
725
726         debug_print("getting new messages of account %s...\n",
727                     pop3_session->ac_prefs->account_name);
728                     
729         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
730
731         buf = g_strdup_printf(_("%s: Retrieving new messages"),
732                               pop3_session->ac_prefs->recv_server);
733         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
734         g_free(buf);
735
736         server = pop3_session->ac_prefs->recv_server;
737 #if USE_OPENSSL
738         port = pop3_session->ac_prefs->set_popport ?
739                 pop3_session->ac_prefs->popport :
740                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
741         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
742         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE)
743                 SESSION(pop3_session)->nonblocking =
744                         pop3_session->ac_prefs->use_nonblocking_ssl;
745 #else
746         port = pop3_session->ac_prefs->set_popport ?
747                 pop3_session->ac_prefs->popport : 110;
748 #endif
749
750         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
751         log_message("%s\n", buf);
752
753         progress_dialog_set_label(inc_dialog->dialog, buf);
754         g_free(buf);
755
756         session_set_timeout(SESSION(pop3_session),
757                             prefs_common.io_timeout_secs * 1000);
758
759         if (session_connect(SESSION(pop3_session), server, port) < 0) {
760                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
761                             server, port);
762                 if(!prefs_common.no_recv_err_panel) {
763                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
764                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
765                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
766                         }
767                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
768                                          server, port);
769                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
770                 }
771                 session->inc_state = INC_CONNECT_ERROR;
772                 statusbar_pop_all();
773                 return INC_CONNECT_ERROR;
774         }
775
776         while (session_is_connected(SESSION(pop3_session)) &&
777                session->inc_state != INC_CANCEL)
778                 gtk_main_iteration();
779
780         if (session->inc_state == INC_SUCCESS) {
781                 switch (pop3_session->error_val) {
782                 case PS_SUCCESS:
783                         switch (SESSION(pop3_session)->state) {
784                         case SESSION_ERROR:
785                                 if (pop3_session->state == POP3_READY)
786                                         session->inc_state = INC_CONNECT_ERROR;
787                                 else
788                                         session->inc_state = INC_ERROR;
789                                 break;
790                         case SESSION_EOF:
791                                 session->inc_state = INC_EOF;
792                                 break;
793                         case SESSION_TIMEOUT:
794                                 session->inc_state = INC_TIMEOUT;
795                                 break;
796                         default:
797                                 session->inc_state = INC_SUCCESS;
798                                 break;
799                         }
800                         break;
801                 case PS_AUTHFAIL:
802                         session->inc_state = INC_AUTH_FAILED;
803                         break;
804                 case PS_IOERR:
805                         session->inc_state = INC_IO_ERROR;
806                         break;
807                 case PS_SOCKET:
808                         session->inc_state = INC_SOCKET_ERROR;
809                         break;
810                 case PS_LOCKBUSY:
811                         session->inc_state = INC_LOCKED;
812                         break;
813                 default:
814                         session->inc_state = INC_ERROR;
815                         break;
816                 }
817         }
818
819         session_disconnect(SESSION(pop3_session));
820         statusbar_pop_all();
821
822         return session->inc_state;
823 }
824
825 static void inc_progress_dialog_update(IncProgressDialog *inc_dialog,
826                                        IncSession *inc_session)
827 {
828         inc_progress_dialog_set_label(inc_dialog, inc_session);
829         inc_progress_dialog_set_progress(inc_dialog, inc_session);
830 }
831
832 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
833                                           IncSession *inc_session)
834 {
835         ProgressDialog *dialog = inc_dialog->dialog;
836         Pop3Session *session;
837
838         g_return_if_fail(inc_session != NULL);
839
840         session = POP3_SESSION(inc_session->session);
841
842         switch (session->state) {
843         case POP3_GREETING:
844                 break;
845         case POP3_GETAUTH_USER:
846         case POP3_GETAUTH_PASS:
847         case POP3_GETAUTH_APOP:
848                 progress_dialog_set_label(dialog, _("Authenticating..."));
849                 statusbar_print_all(_("Retrieving messages from %s (%s) ..."),
850                                     SESSION(session)->server,
851                                     session->ac_prefs->account_name);
852                 break;
853         case POP3_GETRANGE_STAT:
854                 progress_dialog_set_label
855                         (dialog, _("Getting the number of new messages (STAT)..."));
856                 break;
857         case POP3_GETRANGE_LAST:
858                 progress_dialog_set_label
859                         (dialog, _("Getting the number of new messages (LAST)..."));
860                 break;
861         case POP3_GETRANGE_UIDL:
862                 progress_dialog_set_label
863                         (dialog, _("Getting the number of new messages (UIDL)..."));
864                 break;
865         case POP3_GETSIZE_LIST:
866                 progress_dialog_set_label
867                         (dialog, _("Getting the size of messages (LIST)..."));
868                 break;
869         case POP3_RETR:
870         case POP3_RETR_RECV:
871                 break;
872         case POP3_DELETE:
873 #if 0
874                 if (session->msg[session->cur_msg].recv_time <
875                         session->current_time) {
876                         gchar buf[MSGBUFSIZE];
877                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
878                                    session->cur_msg);
879                         progress_dialog_set_label(dialog, buf);
880                 }
881 #endif
882                 break;
883         case POP3_LOGOUT:
884                 progress_dialog_set_label(dialog, _("Quitting"));
885                 break;
886         default:
887                 break;
888         }
889 }
890
891 static void inc_progress_dialog_set_progress(IncProgressDialog *inc_dialog,
892                                              IncSession *inc_session)
893 {
894         gchar buf[MSGBUFSIZE];
895         Pop3Session *pop3_session = POP3_SESSION(inc_session->session);
896         gchar *total_size_str;
897         gint cur_total;
898         gint total;
899
900         if (!pop3_session->new_msg_exist) return;
901
902         cur_total = inc_session->cur_total_bytes;
903         total = pop3_session->total_bytes;
904         if (pop3_session->state == POP3_RETR ||
905             pop3_session->state == POP3_RETR_RECV ||
906             pop3_session->state == POP3_DELETE) {
907                 Xstrdup_a(total_size_str, to_human_readable(total), return);
908                 g_snprintf(buf, sizeof(buf),
909                            _("Retrieving message (%d / %d) (%s / %s)"),
910                            pop3_session->cur_msg, pop3_session->count,
911                            to_human_readable(cur_total), total_size_str);
912                 progress_dialog_set_label(inc_dialog->dialog, buf);
913         }
914
915         progress_dialog_set_fraction
916                 (inc_dialog->dialog,(gfloat)cur_total / (gfloat)total);
917
918         g_snprintf(buf, sizeof(buf), "%d / %d",
919                    pop3_session->cur_msg, pop3_session->count);
920         gtk_progress_bar_set_text
921                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), buf);
922         gtk_progress_bar_set_fraction
923                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
924                  (gfloat)cur_total / (gfloat)total);
925
926         if (pop3_session->cur_total_num > 0) {
927                 g_snprintf(buf, sizeof(buf),
928                            _("Retrieving (%d message(s) (%s) received)"),
929                            pop3_session->cur_total_num,
930                            to_human_readable
931                            (pop3_session->cur_total_recv_bytes));
932                 progress_dialog_list_set_status(inc_dialog->dialog,
933                                                 inc_dialog->cur_row,
934                                                 buf);
935         }
936 }
937
938 static void inc_progress_dialog_update_periodic(IncProgressDialog *inc_dialog,
939                                                 IncSession *inc_session)
940 {
941         struct timeval tv_cur;
942         struct timeval tv_result;
943         gint msec;
944
945         gettimeofday(&tv_cur, NULL);
946
947         tv_result.tv_sec = tv_cur.tv_sec - inc_dialog->progress_tv.tv_sec;
948         tv_result.tv_usec = tv_cur.tv_usec - inc_dialog->progress_tv.tv_usec;
949         if (tv_result.tv_usec < 0) {
950                 tv_result.tv_sec--;
951                 tv_result.tv_usec += 1000000;
952         }
953
954         msec = tv_result.tv_sec * 1000 + tv_result.tv_usec / 1000;
955         if (msec > PROGRESS_UPDATE_INTERVAL) {
956                 inc_progress_dialog_update(inc_dialog, inc_session);
957                 inc_dialog->progress_tv.tv_sec = tv_cur.tv_sec;
958                 inc_dialog->progress_tv.tv_usec = tv_cur.tv_usec;
959         }
960 }
961
962 static gint inc_recv_data_progressive(Session *session, guint cur_len,
963                                       guint total_len, gpointer data)
964 {
965         IncSession *inc_session = (IncSession *)data;
966         Pop3Session *pop3_session = POP3_SESSION(session);
967         IncProgressDialog *inc_dialog;
968         gint cur_total;
969
970         g_return_val_if_fail(inc_session != NULL, -1);
971
972         if (pop3_session->state != POP3_RETR &&
973             pop3_session->state != POP3_RETR_RECV &&
974             pop3_session->state != POP3_DELETE &&
975             pop3_session->state != POP3_LOGOUT) return 0;
976
977         if (!pop3_session->new_msg_exist) return 0;
978
979         cur_total = pop3_session->cur_total_bytes + cur_len;
980         if (cur_total > pop3_session->total_bytes)
981                 cur_total = pop3_session->total_bytes;
982         inc_session->cur_total_bytes = cur_total;
983
984         inc_dialog = (IncProgressDialog *)inc_session->data;
985         inc_progress_dialog_update_periodic(inc_dialog, inc_session);
986
987         return 0;
988 }
989
990 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
991 {
992         IncSession *inc_session = (IncSession *)data;
993         IncProgressDialog *inc_dialog;
994
995         g_return_val_if_fail(inc_session != NULL, -1);
996
997         inc_dialog = (IncProgressDialog *)inc_session->data;
998
999         inc_recv_data_progressive(session, 0, 0, inc_session);
1000
1001         if (POP3_SESSION(session)->state == POP3_LOGOUT) {
1002                 inc_progress_dialog_update(inc_dialog, inc_session);
1003         }
1004
1005         return 0;
1006 }
1007
1008 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
1009 {
1010         IncSession *inc_session = (IncSession *)data;
1011         IncProgressDialog *inc_dialog;
1012
1013         g_return_val_if_fail(inc_session != NULL, -1);
1014
1015         inc_dialog = (IncProgressDialog *)inc_session->data;
1016
1017         switch (POP3_SESSION(session)->state) {
1018         case POP3_GETAUTH_USER:
1019         case POP3_GETAUTH_PASS:
1020         case POP3_GETAUTH_APOP:
1021         case POP3_GETRANGE_STAT:
1022         case POP3_GETRANGE_LAST:
1023         case POP3_GETRANGE_UIDL:
1024         case POP3_GETSIZE_LIST:
1025                 inc_progress_dialog_update(inc_dialog, inc_session);
1026                 break;
1027         case POP3_RETR:
1028                 inc_recv_data_progressive(session, 0, 0, inc_session);
1029                 break;
1030         case POP3_LOGOUT:
1031                 inc_progress_dialog_update(inc_dialog, inc_session);
1032                 break;
1033         default:
1034                 break;
1035         }
1036
1037         return 0;
1038 }
1039
1040 static gint inc_drop_message(Pop3Session *session, const gchar *file)
1041 {
1042         FolderItem *inbox;
1043         FolderItem *dropfolder;
1044         IncSession *inc_session = (IncSession *)(SESSION(session)->data);
1045         gint msgnum;
1046
1047         g_return_val_if_fail(inc_session != NULL, -1);
1048
1049         if (session->ac_prefs->inbox) {
1050                 inbox = folder_find_item_from_identifier
1051                         (session->ac_prefs->inbox);
1052                 if (!inbox)
1053                         inbox = folder_get_default_inbox();
1054         } else
1055                 inbox = folder_get_default_inbox();
1056         if (!inbox) {
1057                 unlink(file);
1058                 return -1;
1059         }
1060
1061         /* CLAWS: claws uses a global .processing folder for the filtering. */
1062         dropfolder = folder_get_default_processing();
1063
1064         /* add msg file to drop folder */
1065         if ((msgnum = folder_item_add_msg(
1066                         dropfolder, file, NULL, TRUE)) < 0) {
1067                 unlink(file);
1068                 return -1;
1069         }
1070
1071         return 0;
1072 }
1073
1074 static void inc_put_error(IncState istate, Pop3Session *session)
1075 {
1076         gchar *log_msg = NULL;
1077         gchar *err_msg = NULL;
1078         gboolean fatal_error = FALSE;
1079
1080         switch (istate) {
1081         case INC_CONNECT_ERROR:
1082                 log_msg = _("Connection failed.");
1083                 if (prefs_common.no_recv_err_panel)
1084                         break;
1085                 err_msg = g_strdup_printf(_("Connection to %s:%d failed."),
1086                                           SESSION(session)->server, 
1087                                           SESSION(session)->port);
1088                 break;
1089         case INC_ERROR:
1090                 log_msg = _("Error occurred while processing mail.");
1091                 if (prefs_common.no_recv_err_panel)
1092                         break;
1093                 if (session->error_msg)
1094                         err_msg = g_strdup_printf
1095                                 (_("Error occurred while processing mail:\n%s"),
1096                                  session->error_msg);
1097                 else
1098                         err_msg = g_strdup(log_msg);
1099                 break;
1100         case INC_NO_SPACE:
1101                 log_msg = _("No disk space left.");
1102                 err_msg = g_strdup(log_msg);
1103                 fatal_error = TRUE;
1104                 break;
1105         case INC_IO_ERROR:
1106                 log_msg = _("Can't write file.");
1107                 err_msg = g_strdup(log_msg);
1108                 fatal_error = TRUE;
1109                 break;
1110         case INC_SOCKET_ERROR:
1111                 log_msg = _("Socket error.");
1112                 if (prefs_common.no_recv_err_panel)
1113                         break;
1114                 err_msg = g_strdup_printf(_("Socket error on connection to %s:%d."),
1115                                           SESSION(session)->server, 
1116                                           SESSION(session)->port);
1117                 break;
1118         case INC_EOF:
1119                 log_msg = _("Connection closed by the remote host.");
1120                 if (prefs_common.no_recv_err_panel)
1121                         break;
1122                 err_msg = g_strdup_printf(_("Connection to %s:%d closed by the remote host."), 
1123                                           SESSION(session)->server, 
1124                                           SESSION(session)->port);
1125                 break;
1126         case INC_LOCKED:
1127                 log_msg = _("Mailbox is locked.");
1128                 if (prefs_common.no_recv_err_panel)
1129                         break;
1130                 if (session->error_msg)
1131                         err_msg = g_strdup_printf(_("Mailbox is locked:\n%s"),
1132                                                   session->error_msg);
1133                 else
1134                         err_msg = g_strdup(log_msg);
1135                 break;
1136         case INC_AUTH_FAILED:
1137                 log_msg = _("Authentication failed.");
1138                 if (prefs_common.no_recv_err_panel)
1139                         break;
1140                 if (session->error_msg)
1141                         err_msg = g_strdup_printf
1142                                 (_("Authentication failed:\n%s"), session->error_msg);
1143                 else
1144                         err_msg = g_strdup(log_msg);
1145                 break;
1146         case INC_TIMEOUT:
1147                 log_msg = _("Session timed out.");
1148                 if (prefs_common.no_recv_err_panel)
1149                         break;
1150                 err_msg = g_strdup_printf(_("Connection to %s:%d timed out."), 
1151                                           SESSION(session)->server, 
1152                                           SESSION(session)->port);
1153                 break;
1154         default:
1155                 break;
1156         }
1157
1158         if (log_msg) {
1159                 if (fatal_error)
1160                         log_error("%s\n", log_msg);
1161                 else
1162                         log_warning("%s\n", log_msg);
1163         }
1164         if (err_msg) {
1165                 alertpanel_error_log(err_msg);
1166                 g_free(err_msg);
1167         }
1168 }
1169
1170 static void inc_cancel(IncProgressDialog *dialog)
1171 {
1172         IncSession *session;
1173
1174         g_return_if_fail(dialog != NULL);
1175
1176         if (dialog->queue_list == NULL) {
1177                 inc_progress_dialog_destroy(dialog);
1178                 return;
1179         }
1180
1181         session = dialog->queue_list->data;
1182
1183         session->inc_state = INC_CANCEL;
1184
1185         log_message(_("Incorporation cancelled\n"));
1186 }
1187
1188 gboolean inc_is_active(void)
1189 {
1190         return (inc_dialog_list != NULL);
1191 }
1192
1193 void inc_cancel_all(void)
1194 {
1195         GList *cur;
1196
1197         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1198                 inc_cancel((IncProgressDialog *)cur->data);
1199 }
1200
1201 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1202 {
1203         inc_cancel((IncProgressDialog *)data);
1204 }
1205
1206 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1207                                  gpointer data)
1208 {
1209         IncProgressDialog *dialog = (IncProgressDialog *)data;
1210
1211         if (dialog->queue_list == NULL)
1212                 inc_progress_dialog_destroy(dialog);
1213
1214         return TRUE;
1215 }
1216
1217 static gint inc_spool_account(PrefsAccount *account)
1218 {
1219         FolderItem *inbox;
1220         gchar *mbox;
1221         gint result;
1222
1223         if (account->inbox) {
1224                 inbox = folder_find_item_from_path(account->inbox);
1225                 if (!inbox)
1226                         inbox = folder_get_default_inbox();
1227         } else
1228                 inbox = folder_get_default_inbox();
1229
1230         if (is_file_exist(account->local_mbox))
1231                 mbox = g_strdup(account->local_mbox);
1232         else if (is_dir_exist(account->local_mbox)) 
1233                 mbox = g_strconcat(account->local_mbox, G_DIR_SEPARATOR_S,
1234                                    g_get_user_name(), NULL);
1235         else {
1236                 debug_print("%s: local mailbox not found.\n", 
1237                             account->local_mbox);
1238                 return -1;
1239         }
1240         
1241         result = get_spool(inbox, mbox);
1242         g_free(mbox);
1243         
1244         statusbar_pop_all();
1245         
1246         return result;
1247 }
1248
1249 static gint inc_all_spool(void)
1250 {
1251         GList *list = NULL;
1252         gint new_msgs = 0;
1253         gint account_new_msgs = 0;
1254
1255         list = account_get_list();
1256         if (!list) return 0;
1257
1258         for (; list != NULL; list = list->next) {
1259                 PrefsAccount *account = list->data;
1260
1261                 if ((account->protocol == A_LOCAL) &&
1262                     (account->recv_at_getall)) {
1263                         account_new_msgs = inc_spool_account(account);
1264                         if (account_new_msgs > 0)
1265                                 new_msgs += account_new_msgs;
1266                 }
1267         }
1268
1269         return new_msgs;
1270 }
1271
1272 static gint get_spool(FolderItem *dest, const gchar *mbox)
1273 {
1274         gint msgs, size;
1275         gint lockfd;
1276         gchar tmp_mbox[MAXPATHLEN + 1];
1277
1278         g_return_val_if_fail(dest != NULL, -1);
1279         g_return_val_if_fail(mbox != NULL, -1);
1280
1281         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1282                 debug_print("%s: no messages in local mailbox.\n", mbox);
1283                 return 0;
1284         } else if (size < 0)
1285                 return -1;
1286
1287         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1288                 return -1;
1289
1290         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1291                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1292
1293         if (copy_mbox(mbox, tmp_mbox) < 0) {
1294                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1295                 return -1;
1296         }
1297
1298         debug_print("Getting new messages from %s into %s...\n",
1299                     mbox, dest->path);
1300
1301         msgs = proc_mbox(dest, tmp_mbox, TRUE);
1302
1303         unlink(tmp_mbox);
1304         if (msgs >= 0) empty_mbox(mbox);
1305         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1306
1307         return msgs;
1308 }
1309
1310 void inc_lock(void)
1311 {
1312         inc_lock_count++;
1313 }
1314
1315 void inc_unlock(void)
1316 {
1317         if (inc_lock_count > 0)
1318                 inc_lock_count--;
1319 }
1320
1321 static guint autocheck_timer = 0;
1322 static gpointer autocheck_data = NULL;
1323
1324 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1325 {
1326
1327         gchar *buf, *numpos, *ret_str;
1328         gssize by_read = 0, by_written = 0;
1329
1330         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1331             *prefs_common.newmail_notify_cmd))
1332                      return;
1333         buf = g_strdup(prefs_common.newmail_notify_cmd);
1334         if ((numpos = strstr(buf, "%d")) != NULL) {
1335                 gchar *buf2;
1336
1337                 *numpos = '\0';
1338                 buf2 = g_strdup_printf("%s%d%s", buf, new_msgs, numpos + 2);
1339                 g_free(buf);
1340                 buf = buf2;
1341         }
1342
1343         ret_str = g_locale_from_utf8(buf, strlen(buf), &by_read, &by_written,
1344                                      NULL);
1345         if (ret_str && by_written) {
1346                 g_free(buf);
1347                 buf = ret_str;
1348         }
1349         debug_print("executing new mail notification command: %s\n", buf);
1350         execute_command_line(buf, TRUE);
1351
1352         g_free(buf);
1353 }
1354  
1355 void inc_autocheck_timer_init(MainWindow *mainwin)
1356 {
1357         autocheck_data = mainwin;
1358         inc_autocheck_timer_set();
1359 }
1360
1361 static void inc_autocheck_timer_set_interval(guint interval)
1362 {
1363         inc_autocheck_timer_remove();
1364         /* last test is to avoid re-enabling auto_check after modifying 
1365            the common preferences */
1366         if (prefs_common.autochk_newmail && autocheck_data
1367             && prefs_common.work_offline == FALSE) {
1368                 autocheck_timer = gtk_timeout_add
1369                         (interval, inc_autocheck_func, autocheck_data);
1370                 debug_print("added timer = %d\n", autocheck_timer);
1371         }
1372 }
1373
1374 void inc_autocheck_timer_set(void)
1375 {
1376         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1377 }
1378
1379 void inc_autocheck_timer_remove(void)
1380 {
1381         if (autocheck_timer) {
1382                 debug_print("removed timer = %d\n", autocheck_timer);
1383                 gtk_timeout_remove(autocheck_timer);
1384                 autocheck_timer = 0;
1385         }
1386 }
1387
1388 static gint inc_autocheck_func(gpointer data)
1389 {
1390         MainWindow *mainwin = (MainWindow *)data;
1391
1392         if (inc_lock_count) {
1393                 debug_print("autocheck is locked.\n");
1394                 inc_autocheck_timer_set_interval(1000);
1395                 return FALSE;
1396         }
1397
1398         inc_all_account_mail(mainwin, TRUE, prefs_common.newmail_notify_auto);
1399
1400         return FALSE;
1401 }