237f1f7483c43b8f4e93b931326e31a96c701d08
[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 <glib/gi18n.h>
28 #include <gtk/gtkmain.h>
29 #include <gtk/gtkwindow.h>
30 #include <gtk/gtksignal.h>
31 #include <gtk/gtkprogressbar.h>
32 #include <stdio.h>
33 #include <unistd.h>
34 #include <string.h>
35 #include <time.h>
36 #include <sys/time.h>
37 #include <sys/types.h>
38 #include <sys/stat.h>
39 #include <sys/wait.h>
40 #include <signal.h>
41 #include <errno.h>
42
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         gboolean cancelled = FALSE;
500
501         qlist = inc_dialog->queue_list;
502         while (qlist != NULL) {
503                 GList *next = qlist->next;
504
505                 session = qlist->data;
506                 pop3_session = POP3_SESSION(session->session); 
507                 pop3_session->user = g_strdup(pop3_session->ac_prefs->userid);
508                 if (pop3_session->ac_prefs->passwd)
509                         pop3_session->pass =
510                                 g_strdup(pop3_session->ac_prefs->passwd);
511                 else if (pop3_session->ac_prefs->tmp_pass)
512                         pop3_session->pass =
513                                 g_strdup(pop3_session->ac_prefs->tmp_pass);
514                 else {
515                         gchar *pass;
516
517                         if (inc_dialog->show_dialog)
518                                 manage_window_focus_in
519                                         (inc_dialog->dialog->window,
520                                          NULL, NULL);
521
522                         pass = input_dialog_query_password
523                                 (pop3_session->ac_prefs->recv_server,
524                                  pop3_session->user);
525
526                         if (inc_dialog->show_dialog)
527                                 manage_window_focus_out
528                                         (inc_dialog->dialog->window,
529                                          NULL, NULL);
530
531                         if (pass) {
532                                 pop3_session->ac_prefs->tmp_pass =
533                                         g_strdup(pass);
534                                 pop3_session->pass = pass;
535                         }
536                 }
537
538                 qlist = next;
539         }
540
541 #define SET_PIXMAP_AND_TEXT(pix, str)                                      \
542 {                                                                          \
543         progress_dialog_list_set(inc_dialog->dialog,                       \
544                                  inc_dialog->cur_row,                      \
545                                  pix,                                      \
546                                  NULL,                                     \
547                                  str);                                     \
548 }
549
550         for (; inc_dialog->queue_list != NULL && !cancelled; inc_dialog->cur_row++) {
551                 session = inc_dialog->queue_list->data;
552                 pop3_session = POP3_SESSION(session->session);
553
554                 if (pop3_session->pass == NULL) {
555                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
556                         inc_session_destroy(session);
557                         inc_dialog->queue_list =
558                                 g_list_remove(inc_dialog->queue_list, session);
559                         continue;
560                 }
561
562                 inc_progress_dialog_clear(inc_dialog);
563                 progress_dialog_list_select_row(inc_dialog->dialog,
564                                                 inc_dialog->cur_row);
565
566                 SET_PIXMAP_AND_TEXT(currentpix, _("Retrieving"));
567
568                 /* begin POP3 session */
569                 inc_state = inc_pop3_session_do(session);
570
571                 switch (inc_state) {
572                 case INC_SUCCESS:
573                         if (pop3_session->cur_total_num > 0)
574                                 msg = g_strdup_printf
575                                         (_("Done (%d message(s) (%s) received)"),
576                                          pop3_session->cur_total_num,
577                                          to_human_readable(pop3_session->cur_total_recv_bytes));
578                         else
579                                 msg = g_strdup_printf(_("Done (no new messages)"));
580                         SET_PIXMAP_AND_TEXT(okpix, msg);
581                         g_free(msg);
582                         break;
583                 case INC_CONNECT_ERROR:
584                         SET_PIXMAP_AND_TEXT(errorpix, _("Connection failed"));
585                         break;
586                 case INC_AUTH_FAILED:
587                         SET_PIXMAP_AND_TEXT(errorpix, _("Auth failed"));
588                         break;
589                 case INC_LOCKED:
590                         SET_PIXMAP_AND_TEXT(errorpix, _("Locked"));
591                         break;
592                 case INC_ERROR:
593                 case INC_NO_SPACE:
594                 case INC_IO_ERROR:
595                 case INC_SOCKET_ERROR:
596                 case INC_EOF:
597                         SET_PIXMAP_AND_TEXT(errorpix, _("Error"));
598                         break;
599                 case INC_TIMEOUT:
600                         SET_PIXMAP_AND_TEXT(errorpix, _("Timeout"));
601                         break;
602                 case INC_CANCEL:
603                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
604                         cancelled = TRUE;
605                         break;
606                 default:
607                         break;
608                 }
609                 
610                 if (pop3_session->error_val == PS_AUTHFAIL) {
611                         if(!prefs_common.no_recv_err_panel) {
612                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
613                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window))
614                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
615                         }
616                 }
617
618                 /* CLAWS: perform filtering actions on dropped message */
619                 /* CLAWS: get default inbox (perhaps per account) */
620                 if (pop3_session->ac_prefs->inbox) {
621                         /* CLAWS: get destination folder / mailbox */
622                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
623                         if (!inbox)
624                                 inbox = folder_get_default_inbox();
625                 } else
626                         inbox = folder_get_default_inbox();
627
628                 /* get list of messages in processing */
629                 processing = folder_get_default_processing();
630                 folder_item_scan(processing);
631                 msglist = folder_item_get_msg_list(processing);
632
633                 /* process messages */
634                 folder_item_update_freeze();
635                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
636                         msginfo = (MsgInfo *) msglist_element->data;
637                         if (!pop3_session->ac_prefs->filter_on_recv || !procmsg_msginfo_filter(msginfo))
638                                 folder_item_move_msg(inbox, msginfo);
639                         procmsg_msginfo_free(msginfo);
640                 }
641                 folder_item_update_thaw();
642                 g_slist_free(msglist);
643
644                 statusbar_pop_all();
645
646                 new_msgs += pop3_session->cur_total_num;
647
648                 if (pop3_session->error_val == PS_AUTHFAIL &&
649                     pop3_session->ac_prefs->tmp_pass) {
650                         g_free(pop3_session->ac_prefs->tmp_pass);
651                         pop3_session->ac_prefs->tmp_pass = NULL;
652                 }
653
654                 pop3_write_uidl_list(pop3_session);
655
656                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
657                         error_num++;
658                         if (inc_dialog->show_dialog)
659                                 manage_window_focus_in
660                                         (inc_dialog->dialog->window,
661                                          NULL, NULL);
662                         inc_put_error(inc_state, pop3_session);
663                         if (inc_dialog->show_dialog)
664                                 manage_window_focus_out
665                                         (inc_dialog->dialog->window,
666                                          NULL, NULL);
667                         if (inc_state == INC_NO_SPACE ||
668                             inc_state == INC_IO_ERROR)
669                                 break;
670                 }
671
672                 inc_session_destroy(session);
673                 inc_dialog->queue_list =
674                         g_list_remove(inc_dialog->queue_list, session);
675         }
676
677 #undef SET_PIXMAP_AND_TEXT
678
679         if (new_msgs > 0)
680                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
681                                           new_msgs);
682         else
683                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
684
685         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
686
687 #if 0
688         if (error_num && !prefs_common.no_recv_err_panel) {
689                 if (inc_dialog->show_dialog)
690                         manage_window_focus_in(inc_dialog->dialog->window,
691                                                NULL, NULL);
692                 alertpanel_error_log(_("Some errors occurred while getting mail."));
693                 if (inc_dialog->show_dialog)
694                         manage_window_focus_out(inc_dialog->dialog->window,
695                                                 NULL, NULL);
696         }
697 #endif
698
699         while (inc_dialog->queue_list != NULL) {
700                 session = inc_dialog->queue_list->data;
701                 inc_session_destroy(session);
702                 inc_dialog->queue_list =
703                         g_list_remove(inc_dialog->queue_list, session);
704         }
705
706         if (prefs_common.close_recv_dialog || !inc_dialog->show_dialog)
707                 inc_progress_dialog_destroy(inc_dialog);
708         else {
709                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
710                                      fin_msg);
711                 gtk_button_set_label(GTK_BUTTON(inc_dialog->dialog->cancel_btn),
712                                      GTK_STOCK_CLOSE);
713         }
714
715         g_free(fin_msg);
716
717         return new_msgs;
718 }
719
720 static IncState inc_pop3_session_do(IncSession *session)
721 {
722         Pop3Session *pop3_session = POP3_SESSION(session->session);
723         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
724         gchar *server;
725         gushort port;
726         gchar *buf;
727
728         debug_print("getting new messages of account %s...\n",
729                     pop3_session->ac_prefs->account_name);
730                     
731         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
732
733         buf = g_strdup_printf(_("%s: Retrieving new messages"),
734                               pop3_session->ac_prefs->recv_server);
735         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
736         g_free(buf);
737
738         server = pop3_session->ac_prefs->recv_server;
739 #if USE_OPENSSL
740         port = pop3_session->ac_prefs->set_popport ?
741                 pop3_session->ac_prefs->popport :
742                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
743         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
744         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE)
745                 SESSION(pop3_session)->nonblocking =
746                         pop3_session->ac_prefs->use_nonblocking_ssl;
747 #else
748         port = pop3_session->ac_prefs->set_popport ?
749                 pop3_session->ac_prefs->popport : 110;
750 #endif
751
752         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
753         log_message("%s\n", buf);
754
755         progress_dialog_set_label(inc_dialog->dialog, buf);
756         g_free(buf);
757
758         session_set_timeout(SESSION(pop3_session),
759                             prefs_common.io_timeout_secs * 1000);
760
761         if (session_connect(SESSION(pop3_session), server, port) < 0) {
762                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
763                             server, port);
764                 if(!prefs_common.no_recv_err_panel) {
765                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
766                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
767                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
768                         }
769                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
770                                          server, port);
771                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
772                 }
773                 session->inc_state = INC_CONNECT_ERROR;
774                 statusbar_pop_all();
775                 return INC_CONNECT_ERROR;
776         }
777
778         while (session_is_connected(SESSION(pop3_session)) &&
779                session->inc_state != INC_CANCEL)
780                 gtk_main_iteration();
781
782         if (session->inc_state == INC_SUCCESS) {
783                 switch (pop3_session->error_val) {
784                 case PS_SUCCESS:
785                         switch (SESSION(pop3_session)->state) {
786                         case SESSION_ERROR:
787                                 if (pop3_session->state == POP3_READY)
788                                         session->inc_state = INC_CONNECT_ERROR;
789                                 else
790                                         session->inc_state = INC_ERROR;
791                                 break;
792                         case SESSION_EOF:
793                                 session->inc_state = INC_EOF;
794                                 break;
795                         case SESSION_TIMEOUT:
796                                 session->inc_state = INC_TIMEOUT;
797                                 break;
798                         default:
799                                 session->inc_state = INC_SUCCESS;
800                                 break;
801                         }
802                         break;
803                 case PS_AUTHFAIL:
804                         session->inc_state = INC_AUTH_FAILED;
805                         break;
806                 case PS_IOERR:
807                         session->inc_state = INC_IO_ERROR;
808                         break;
809                 case PS_SOCKET:
810                         session->inc_state = INC_SOCKET_ERROR;
811                         break;
812                 case PS_LOCKBUSY:
813                         session->inc_state = INC_LOCKED;
814                         break;
815                 default:
816                         session->inc_state = INC_ERROR;
817                         break;
818                 }
819         }
820
821         session_disconnect(SESSION(pop3_session));
822         statusbar_pop_all();
823
824         return session->inc_state;
825 }
826
827 static void inc_progress_dialog_update(IncProgressDialog *inc_dialog,
828                                        IncSession *inc_session)
829 {
830         inc_progress_dialog_set_label(inc_dialog, inc_session);
831         inc_progress_dialog_set_progress(inc_dialog, inc_session);
832 }
833
834 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
835                                           IncSession *inc_session)
836 {
837         ProgressDialog *dialog = inc_dialog->dialog;
838         Pop3Session *session;
839
840         g_return_if_fail(inc_session != NULL);
841
842         session = POP3_SESSION(inc_session->session);
843
844         switch (session->state) {
845         case POP3_GREETING:
846                 break;
847         case POP3_GETAUTH_USER:
848         case POP3_GETAUTH_PASS:
849         case POP3_GETAUTH_APOP:
850                 progress_dialog_set_label(dialog, _("Authenticating..."));
851                 statusbar_print_all(_("Retrieving messages from %s (%s) ..."),
852                                     SESSION(session)->server,
853                                     session->ac_prefs->account_name);
854                 break;
855         case POP3_GETRANGE_STAT:
856                 progress_dialog_set_label
857                         (dialog, _("Getting the number of new messages (STAT)..."));
858                 break;
859         case POP3_GETRANGE_LAST:
860                 progress_dialog_set_label
861                         (dialog, _("Getting the number of new messages (LAST)..."));
862                 break;
863         case POP3_GETRANGE_UIDL:
864                 progress_dialog_set_label
865                         (dialog, _("Getting the number of new messages (UIDL)..."));
866                 break;
867         case POP3_GETSIZE_LIST:
868                 progress_dialog_set_label
869                         (dialog, _("Getting the size of messages (LIST)..."));
870                 break;
871         case POP3_RETR:
872         case POP3_RETR_RECV:
873                 break;
874         case POP3_DELETE:
875 #if 0
876                 if (session->msg[session->cur_msg].recv_time <
877                         session->current_time) {
878                         gchar buf[MSGBUFSIZE];
879                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
880                                    session->cur_msg);
881                         progress_dialog_set_label(dialog, buf);
882                 }
883 #endif
884                 break;
885         case POP3_LOGOUT:
886                 progress_dialog_set_label(dialog, _("Quitting"));
887                 break;
888         default:
889                 break;
890         }
891 }
892
893 static void inc_progress_dialog_set_progress(IncProgressDialog *inc_dialog,
894                                              IncSession *inc_session)
895 {
896         gchar buf[MSGBUFSIZE];
897         Pop3Session *pop3_session = POP3_SESSION(inc_session->session);
898         gchar *total_size_str;
899         gint cur_total;
900         gint total;
901
902         if (!pop3_session->new_msg_exist) return;
903
904         cur_total = inc_session->cur_total_bytes;
905         total = pop3_session->total_bytes;
906         if (pop3_session->state == POP3_RETR ||
907             pop3_session->state == POP3_RETR_RECV ||
908             pop3_session->state == POP3_DELETE) {
909                 Xstrdup_a(total_size_str, to_human_readable(total), return);
910                 g_snprintf(buf, sizeof(buf),
911                            _("Retrieving message (%d / %d) (%s / %s)"),
912                            pop3_session->cur_msg, pop3_session->count,
913                            to_human_readable(cur_total), total_size_str);
914                 progress_dialog_set_label(inc_dialog->dialog, buf);
915         }
916
917         progress_dialog_set_fraction
918                 (inc_dialog->dialog,(gfloat)cur_total / (gfloat)total);
919
920         g_snprintf(buf, sizeof(buf), "%d / %d",
921                    pop3_session->cur_msg, pop3_session->count);
922         gtk_progress_bar_set_text
923                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), buf);
924         gtk_progress_bar_set_fraction
925                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
926                  (gfloat)cur_total / (gfloat)total);
927
928         if (pop3_session->cur_total_num > 0) {
929                 g_snprintf(buf, sizeof(buf),
930                            _("Retrieving (%d message(s) (%s) received)"),
931                            pop3_session->cur_total_num,
932                            to_human_readable
933                            (pop3_session->cur_total_recv_bytes));
934                 progress_dialog_list_set_status(inc_dialog->dialog,
935                                                 inc_dialog->cur_row,
936                                                 buf);
937         }
938 }
939
940 static void inc_progress_dialog_update_periodic(IncProgressDialog *inc_dialog,
941                                                 IncSession *inc_session)
942 {
943         struct timeval tv_cur;
944         struct timeval tv_result;
945         gint msec;
946
947         gettimeofday(&tv_cur, NULL);
948
949         tv_result.tv_sec = tv_cur.tv_sec - inc_dialog->progress_tv.tv_sec;
950         tv_result.tv_usec = tv_cur.tv_usec - inc_dialog->progress_tv.tv_usec;
951         if (tv_result.tv_usec < 0) {
952                 tv_result.tv_sec--;
953                 tv_result.tv_usec += 1000000;
954         }
955
956         msec = tv_result.tv_sec * 1000 + tv_result.tv_usec / 1000;
957         if (msec > PROGRESS_UPDATE_INTERVAL) {
958                 inc_progress_dialog_update(inc_dialog, inc_session);
959                 inc_dialog->progress_tv.tv_sec = tv_cur.tv_sec;
960                 inc_dialog->progress_tv.tv_usec = tv_cur.tv_usec;
961         }
962 }
963
964 static gint inc_recv_data_progressive(Session *session, guint cur_len,
965                                       guint total_len, gpointer data)
966 {
967         IncSession *inc_session = (IncSession *)data;
968         Pop3Session *pop3_session = POP3_SESSION(session);
969         IncProgressDialog *inc_dialog;
970         gint cur_total;
971
972         g_return_val_if_fail(inc_session != NULL, -1);
973
974         if (pop3_session->state != POP3_RETR &&
975             pop3_session->state != POP3_RETR_RECV &&
976             pop3_session->state != POP3_DELETE &&
977             pop3_session->state != POP3_LOGOUT) return 0;
978
979         if (!pop3_session->new_msg_exist) return 0;
980
981         cur_total = pop3_session->cur_total_bytes + cur_len;
982         if (cur_total > pop3_session->total_bytes)
983                 cur_total = pop3_session->total_bytes;
984         inc_session->cur_total_bytes = cur_total;
985
986         inc_dialog = (IncProgressDialog *)inc_session->data;
987         inc_progress_dialog_update_periodic(inc_dialog, inc_session);
988
989         return 0;
990 }
991
992 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
993 {
994         IncSession *inc_session = (IncSession *)data;
995         IncProgressDialog *inc_dialog;
996
997         g_return_val_if_fail(inc_session != NULL, -1);
998
999         inc_dialog = (IncProgressDialog *)inc_session->data;
1000
1001         inc_recv_data_progressive(session, 0, 0, inc_session);
1002
1003         if (POP3_SESSION(session)->state == POP3_LOGOUT) {
1004                 inc_progress_dialog_update(inc_dialog, inc_session);
1005         }
1006
1007         return 0;
1008 }
1009
1010 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
1011 {
1012         IncSession *inc_session = (IncSession *)data;
1013         IncProgressDialog *inc_dialog;
1014
1015         g_return_val_if_fail(inc_session != NULL, -1);
1016
1017         inc_dialog = (IncProgressDialog *)inc_session->data;
1018
1019         switch (POP3_SESSION(session)->state) {
1020         case POP3_GETAUTH_USER:
1021         case POP3_GETAUTH_PASS:
1022         case POP3_GETAUTH_APOP:
1023         case POP3_GETRANGE_STAT:
1024         case POP3_GETRANGE_LAST:
1025         case POP3_GETRANGE_UIDL:
1026         case POP3_GETSIZE_LIST:
1027                 inc_progress_dialog_update(inc_dialog, inc_session);
1028                 break;
1029         case POP3_RETR:
1030                 inc_recv_data_progressive(session, 0, 0, inc_session);
1031                 break;
1032         case POP3_LOGOUT:
1033                 inc_progress_dialog_update(inc_dialog, inc_session);
1034                 break;
1035         default:
1036                 break;
1037         }
1038
1039         return 0;
1040 }
1041
1042 static gint inc_drop_message(Pop3Session *session, const gchar *file)
1043 {
1044         FolderItem *inbox;
1045         FolderItem *dropfolder;
1046         IncSession *inc_session = (IncSession *)(SESSION(session)->data);
1047         gint msgnum;
1048
1049         g_return_val_if_fail(inc_session != NULL, -1);
1050
1051         if (session->ac_prefs->inbox) {
1052                 inbox = folder_find_item_from_identifier
1053                         (session->ac_prefs->inbox);
1054                 if (!inbox)
1055                         inbox = folder_get_default_inbox();
1056         } else
1057                 inbox = folder_get_default_inbox();
1058         if (!inbox) {
1059                 unlink(file);
1060                 return -1;
1061         }
1062
1063         /* CLAWS: claws uses a global .processing folder for the filtering. */
1064         dropfolder = folder_get_default_processing();
1065
1066         /* add msg file to drop folder */
1067         if ((msgnum = folder_item_add_msg(
1068                         dropfolder, file, NULL, TRUE)) < 0) {
1069                 unlink(file);
1070                 return -1;
1071         }
1072
1073         return 0;
1074 }
1075
1076 static void inc_put_error(IncState istate, Pop3Session *session)
1077 {
1078         gchar *log_msg = NULL;
1079         gchar *err_msg = NULL;
1080         gboolean fatal_error = FALSE;
1081
1082         switch (istate) {
1083         case INC_CONNECT_ERROR:
1084                 log_msg = _("Connection failed.");
1085                 if (prefs_common.no_recv_err_panel)
1086                         break;
1087                 err_msg = g_strdup_printf(_("Connection to %s:%d failed."),
1088                                           SESSION(session)->server, 
1089                                           SESSION(session)->port);
1090                 break;
1091         case INC_ERROR:
1092                 log_msg = _("Error occurred while processing mail.");
1093                 if (prefs_common.no_recv_err_panel)
1094                         break;
1095                 if (session->error_msg)
1096                         err_msg = g_strdup_printf
1097                                 (_("Error occurred while processing mail:\n%s"),
1098                                  session->error_msg);
1099                 else
1100                         err_msg = g_strdup(log_msg);
1101                 break;
1102         case INC_NO_SPACE:
1103                 log_msg = _("No disk space left.");
1104                 err_msg = g_strdup(log_msg);
1105                 fatal_error = TRUE;
1106                 break;
1107         case INC_IO_ERROR:
1108                 log_msg = _("Can't write file.");
1109                 err_msg = g_strdup(log_msg);
1110                 fatal_error = TRUE;
1111                 break;
1112         case INC_SOCKET_ERROR:
1113                 log_msg = _("Socket error.");
1114                 if (prefs_common.no_recv_err_panel)
1115                         break;
1116                 err_msg = g_strdup_printf(_("Socket error on connection to %s:%d."),
1117                                           SESSION(session)->server, 
1118                                           SESSION(session)->port);
1119                 break;
1120         case INC_EOF:
1121                 log_msg = _("Connection closed by the remote host.");
1122                 if (prefs_common.no_recv_err_panel)
1123                         break;
1124                 err_msg = g_strdup_printf(_("Connection to %s:%d closed by the remote host."), 
1125                                           SESSION(session)->server, 
1126                                           SESSION(session)->port);
1127                 break;
1128         case INC_LOCKED:
1129                 log_msg = _("Mailbox is locked.");
1130                 if (prefs_common.no_recv_err_panel)
1131                         break;
1132                 if (session->error_msg)
1133                         err_msg = g_strdup_printf(_("Mailbox is locked:\n%s"),
1134                                                   session->error_msg);
1135                 else
1136                         err_msg = g_strdup(log_msg);
1137                 break;
1138         case INC_AUTH_FAILED:
1139                 log_msg = _("Authentication failed.");
1140                 if (prefs_common.no_recv_err_panel)
1141                         break;
1142                 if (session->error_msg)
1143                         err_msg = g_strdup_printf
1144                                 (_("Authentication failed:\n%s"), session->error_msg);
1145                 else
1146                         err_msg = g_strdup(log_msg);
1147                 break;
1148         case INC_TIMEOUT:
1149                 log_msg = _("Session timed out.");
1150                 if (prefs_common.no_recv_err_panel)
1151                         break;
1152                 err_msg = g_strdup_printf(_("Connection to %s:%d timed out."), 
1153                                           SESSION(session)->server, 
1154                                           SESSION(session)->port);
1155                 break;
1156         default:
1157                 break;
1158         }
1159
1160         if (log_msg) {
1161                 if (fatal_error)
1162                         log_error("%s\n", log_msg);
1163                 else
1164                         log_warning("%s\n", log_msg);
1165         }
1166         if (err_msg) {
1167                 alertpanel_error_log(err_msg);
1168                 g_free(err_msg);
1169         }
1170 }
1171
1172 static void inc_cancel(IncProgressDialog *dialog)
1173 {
1174         IncSession *session;
1175
1176         g_return_if_fail(dialog != NULL);
1177
1178         if (dialog->queue_list == NULL) {
1179                 inc_progress_dialog_destroy(dialog);
1180                 return;
1181         }
1182
1183         session = dialog->queue_list->data;
1184
1185         session->inc_state = INC_CANCEL;
1186
1187         log_message(_("Incorporation cancelled\n"));
1188 }
1189
1190 gboolean inc_is_active(void)
1191 {
1192         return (inc_dialog_list != NULL);
1193 }
1194
1195 void inc_cancel_all(void)
1196 {
1197         GList *cur;
1198
1199         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1200                 inc_cancel((IncProgressDialog *)cur->data);
1201 }
1202
1203 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1204 {
1205         inc_cancel((IncProgressDialog *)data);
1206 }
1207
1208 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1209                                  gpointer data)
1210 {
1211         IncProgressDialog *dialog = (IncProgressDialog *)data;
1212
1213         if (dialog->queue_list == NULL)
1214                 inc_progress_dialog_destroy(dialog);
1215
1216         return TRUE;
1217 }
1218
1219 static gint inc_spool_account(PrefsAccount *account)
1220 {
1221         FolderItem *inbox;
1222         gchar *mbox;
1223         gint result;
1224
1225         if (account->inbox) {
1226                 inbox = folder_find_item_from_path(account->inbox);
1227                 if (!inbox)
1228                         inbox = folder_get_default_inbox();
1229         } else
1230                 inbox = folder_get_default_inbox();
1231
1232         if (is_file_exist(account->local_mbox))
1233                 mbox = g_strdup(account->local_mbox);
1234         else if (is_dir_exist(account->local_mbox)) 
1235                 mbox = g_strconcat(account->local_mbox, G_DIR_SEPARATOR_S,
1236                                    g_get_user_name(), NULL);
1237         else {
1238                 debug_print("%s: local mailbox not found.\n", 
1239                             account->local_mbox);
1240                 return -1;
1241         }
1242         
1243         result = get_spool(inbox, mbox);
1244         g_free(mbox);
1245         
1246         statusbar_pop_all();
1247         
1248         return result;
1249 }
1250
1251 static gint inc_all_spool(void)
1252 {
1253         GList *list = NULL;
1254         gint new_msgs = 0;
1255         gint account_new_msgs = 0;
1256
1257         list = account_get_list();
1258         if (!list) return 0;
1259
1260         for (; list != NULL; list = list->next) {
1261                 PrefsAccount *account = list->data;
1262
1263                 if ((account->protocol == A_LOCAL) &&
1264                     (account->recv_at_getall)) {
1265                         account_new_msgs = inc_spool_account(account);
1266                         if (account_new_msgs > 0)
1267                                 new_msgs += account_new_msgs;
1268                 }
1269         }
1270
1271         return new_msgs;
1272 }
1273
1274 static gint get_spool(FolderItem *dest, const gchar *mbox)
1275 {
1276         gint msgs, size;
1277         gint lockfd;
1278         gchar tmp_mbox[MAXPATHLEN + 1];
1279
1280         g_return_val_if_fail(dest != NULL, -1);
1281         g_return_val_if_fail(mbox != NULL, -1);
1282
1283         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1284                 debug_print("%s: no messages in local mailbox.\n", mbox);
1285                 return 0;
1286         } else if (size < 0)
1287                 return -1;
1288
1289         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1290                 return -1;
1291
1292         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1293                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1294
1295         if (copy_mbox(mbox, tmp_mbox) < 0) {
1296                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1297                 return -1;
1298         }
1299
1300         debug_print("Getting new messages from %s into %s...\n",
1301                     mbox, dest->path);
1302
1303         msgs = proc_mbox(dest, tmp_mbox, TRUE);
1304
1305         unlink(tmp_mbox);
1306         if (msgs >= 0) empty_mbox(mbox);
1307         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1308
1309         return msgs;
1310 }
1311
1312 void inc_lock(void)
1313 {
1314         inc_lock_count++;
1315 }
1316
1317 void inc_unlock(void)
1318 {
1319         if (inc_lock_count > 0)
1320                 inc_lock_count--;
1321 }
1322
1323 static guint autocheck_timer = 0;
1324 static gpointer autocheck_data = NULL;
1325
1326 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1327 {
1328
1329         gchar *buf, *numpos, *ret_str;
1330         gssize by_read = 0, by_written = 0;
1331
1332         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1333             *prefs_common.newmail_notify_cmd))
1334                      return;
1335         buf = g_strdup(prefs_common.newmail_notify_cmd);
1336         if ((numpos = strstr(buf, "%d")) != NULL) {
1337                 gchar *buf2;
1338
1339                 *numpos = '\0';
1340                 buf2 = g_strdup_printf("%s%d%s", buf, new_msgs, numpos + 2);
1341                 g_free(buf);
1342                 buf = buf2;
1343         }
1344
1345         ret_str = g_locale_from_utf8(buf, strlen(buf), &by_read, &by_written,
1346                                      NULL);
1347         if (ret_str && by_written) {
1348                 g_free(buf);
1349                 buf = ret_str;
1350         }
1351         debug_print("executing new mail notification command: %s\n", buf);
1352         execute_command_line(buf, TRUE);
1353
1354         g_free(buf);
1355 }
1356  
1357 void inc_autocheck_timer_init(MainWindow *mainwin)
1358 {
1359         autocheck_data = mainwin;
1360         inc_autocheck_timer_set();
1361 }
1362
1363 static void inc_autocheck_timer_set_interval(guint interval)
1364 {
1365         inc_autocheck_timer_remove();
1366         /* last test is to avoid re-enabling auto_check after modifying 
1367            the common preferences */
1368         if (prefs_common.autochk_newmail && autocheck_data
1369             && prefs_common.work_offline == FALSE) {
1370                 autocheck_timer = gtk_timeout_add
1371                         (interval, inc_autocheck_func, autocheck_data);
1372                 debug_print("added timer = %d\n", autocheck_timer);
1373         }
1374 }
1375
1376 void inc_autocheck_timer_set(void)
1377 {
1378         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1379 }
1380
1381 void inc_autocheck_timer_remove(void)
1382 {
1383         if (autocheck_timer) {
1384                 debug_print("removed timer = %d\n", autocheck_timer);
1385                 gtk_timeout_remove(autocheck_timer);
1386                 autocheck_timer = 0;
1387         }
1388 }
1389
1390 static gint inc_autocheck_func(gpointer data)
1391 {
1392         MainWindow *mainwin = (MainWindow *)data;
1393
1394         if (inc_lock_count) {
1395                 debug_print("autocheck is locked.\n");
1396                 inc_autocheck_timer_set_interval(1000);
1397                 return FALSE;
1398         }
1399
1400         inc_all_account_mail(mainwin, TRUE, prefs_common.newmail_notify_auto);
1401
1402         return FALSE;
1403 }