2005-05-06 [paul] 1.9.6cvs56
[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                                         ngettext("Done (%d message (%s) received)",
576                                                  "Done (%d messages (%s) received)",
577                                          pop3_session->cur_total_num),
578                                          pop3_session->cur_total_num,
579                                          to_human_readable(pop3_session->cur_total_recv_bytes));
580                         else
581                                 msg = g_strdup_printf(_("Done (no new messages)"));
582                         SET_PIXMAP_AND_TEXT(okpix, msg);
583                         g_free(msg);
584                         break;
585                 case INC_CONNECT_ERROR:
586                         SET_PIXMAP_AND_TEXT(errorpix, _("Connection failed"));
587                         break;
588                 case INC_AUTH_FAILED:
589                         SET_PIXMAP_AND_TEXT(errorpix, _("Auth failed"));
590                         break;
591                 case INC_LOCKED:
592                         SET_PIXMAP_AND_TEXT(errorpix, _("Locked"));
593                         break;
594                 case INC_ERROR:
595                 case INC_NO_SPACE:
596                 case INC_IO_ERROR:
597                 case INC_SOCKET_ERROR:
598                 case INC_EOF:
599                         SET_PIXMAP_AND_TEXT(errorpix, _("Error"));
600                         break;
601                 case INC_TIMEOUT:
602                         SET_PIXMAP_AND_TEXT(errorpix, _("Timeout"));
603                         break;
604                 case INC_CANCEL:
605                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
606                         if (!inc_dialog->show_dialog)
607                                 cancelled = TRUE;
608                         break;
609                 default:
610                         break;
611                 }
612                 
613                 if (pop3_session->error_val == PS_AUTHFAIL) {
614                         if(!prefs_common.no_recv_err_panel) {
615                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
616                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window))
617                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
618                         }
619                 }
620
621                 /* CLAWS: perform filtering actions on dropped message */
622                 /* CLAWS: get default inbox (perhaps per account) */
623                 if (pop3_session->ac_prefs->inbox) {
624                         /* CLAWS: get destination folder / mailbox */
625                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
626                         if (!inbox)
627                                 inbox = folder_get_default_inbox();
628                 } else
629                         inbox = folder_get_default_inbox();
630
631                 /* get list of messages in processing */
632                 processing = folder_get_default_processing();
633                 folder_item_scan(processing);
634                 msglist = folder_item_get_msg_list(processing);
635
636                 /* process messages */
637                 folder_item_update_freeze();
638                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
639                         msginfo = (MsgInfo *) msglist_element->data;
640                         if (!pop3_session->ac_prefs->filter_on_recv || !procmsg_msginfo_filter(msginfo))
641                                 folder_item_move_msg(inbox, msginfo);
642                         procmsg_msginfo_free(msginfo);
643                 }
644                 folder_item_update_thaw();
645                 g_slist_free(msglist);
646
647                 statusbar_pop_all();
648
649                 new_msgs += pop3_session->cur_total_num;
650
651                 if (pop3_session->error_val == PS_AUTHFAIL &&
652                     pop3_session->ac_prefs->tmp_pass) {
653                         g_free(pop3_session->ac_prefs->tmp_pass);
654                         pop3_session->ac_prefs->tmp_pass = NULL;
655                 }
656
657                 pop3_write_uidl_list(pop3_session);
658
659                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
660                         error_num++;
661                         if (inc_dialog->show_dialog)
662                                 manage_window_focus_in
663                                         (inc_dialog->dialog->window,
664                                          NULL, NULL);
665                         inc_put_error(inc_state, pop3_session);
666                         if (inc_dialog->show_dialog)
667                                 manage_window_focus_out
668                                         (inc_dialog->dialog->window,
669                                          NULL, NULL);
670                         if (inc_state == INC_NO_SPACE ||
671                             inc_state == INC_IO_ERROR)
672                                 break;
673                 }
674
675                 inc_session_destroy(session);
676                 inc_dialog->queue_list =
677                         g_list_remove(inc_dialog->queue_list, session);
678         }
679
680 #undef SET_PIXMAP_AND_TEXT
681
682         if (new_msgs > 0)
683                 fin_msg = g_strdup_printf(ngettext("Finished (%d new message)",
684                                                    "Finished (%d new messages)",
685                                                    new_msgs), new_msgs);
686         else
687                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
688
689         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
690
691 #if 0
692         if (error_num && !prefs_common.no_recv_err_panel) {
693                 if (inc_dialog->show_dialog)
694                         manage_window_focus_in(inc_dialog->dialog->window,
695                                                NULL, NULL);
696                 alertpanel_error_log(_("Some errors occurred while getting mail."));
697                 if (inc_dialog->show_dialog)
698                         manage_window_focus_out(inc_dialog->dialog->window,
699                                                 NULL, NULL);
700         }
701 #endif
702
703         while (inc_dialog->queue_list != NULL) {
704                 session = inc_dialog->queue_list->data;
705                 inc_session_destroy(session);
706                 inc_dialog->queue_list =
707                         g_list_remove(inc_dialog->queue_list, session);
708         }
709
710         if (prefs_common.close_recv_dialog || !inc_dialog->show_dialog)
711                 inc_progress_dialog_destroy(inc_dialog);
712         else {
713                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
714                                      fin_msg);
715                 gtk_button_set_label(GTK_BUTTON(inc_dialog->dialog->cancel_btn),
716                                      GTK_STOCK_CLOSE);
717         }
718
719         g_free(fin_msg);
720
721         return new_msgs;
722 }
723
724 static IncState inc_pop3_session_do(IncSession *session)
725 {
726         Pop3Session *pop3_session = POP3_SESSION(session->session);
727         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
728         gchar *server;
729         gushort port;
730         gchar *buf;
731
732         debug_print("getting new messages of account %s...\n",
733                     pop3_session->ac_prefs->account_name);
734                     
735         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
736
737         buf = g_strdup_printf(_("%s: Retrieving new messages"),
738                               pop3_session->ac_prefs->recv_server);
739         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
740         g_free(buf);
741
742         server = pop3_session->ac_prefs->recv_server;
743 #if USE_OPENSSL
744         port = pop3_session->ac_prefs->set_popport ?
745                 pop3_session->ac_prefs->popport :
746                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
747         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
748         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE)
749                 SESSION(pop3_session)->nonblocking =
750                         pop3_session->ac_prefs->use_nonblocking_ssl;
751 #else
752         port = pop3_session->ac_prefs->set_popport ?
753                 pop3_session->ac_prefs->popport : 110;
754 #endif
755
756         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
757         log_message("%s\n", buf);
758
759         progress_dialog_set_label(inc_dialog->dialog, buf);
760         g_free(buf);
761
762         session_set_timeout(SESSION(pop3_session),
763                             prefs_common.io_timeout_secs * 1000);
764
765         if (session_connect(SESSION(pop3_session), server, port) < 0) {
766                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
767                             server, port);
768                 if(!prefs_common.no_recv_err_panel) {
769                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
770                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
771                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
772                         }
773                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
774                                          server, port);
775                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
776                 }
777                 session->inc_state = INC_CONNECT_ERROR;
778                 statusbar_pop_all();
779                 return INC_CONNECT_ERROR;
780         }
781
782         while (session_is_connected(SESSION(pop3_session)) &&
783                session->inc_state != INC_CANCEL)
784                 gtk_main_iteration();
785
786         if (session->inc_state == INC_SUCCESS) {
787                 switch (pop3_session->error_val) {
788                 case PS_SUCCESS:
789                         switch (SESSION(pop3_session)->state) {
790                         case SESSION_ERROR:
791                                 if (pop3_session->state == POP3_READY)
792                                         session->inc_state = INC_CONNECT_ERROR;
793                                 else
794                                         session->inc_state = INC_ERROR;
795                                 break;
796                         case SESSION_EOF:
797                                 session->inc_state = INC_EOF;
798                                 break;
799                         case SESSION_TIMEOUT:
800                                 session->inc_state = INC_TIMEOUT;
801                                 break;
802                         default:
803                                 session->inc_state = INC_SUCCESS;
804                                 break;
805                         }
806                         break;
807                 case PS_AUTHFAIL:
808                         session->inc_state = INC_AUTH_FAILED;
809                         break;
810                 case PS_IOERR:
811                         session->inc_state = INC_IO_ERROR;
812                         break;
813                 case PS_SOCKET:
814                         session->inc_state = INC_SOCKET_ERROR;
815                         break;
816                 case PS_LOCKBUSY:
817                         session->inc_state = INC_LOCKED;
818                         break;
819                 default:
820                         session->inc_state = INC_ERROR;
821                         break;
822                 }
823         }
824
825         session_disconnect(SESSION(pop3_session));
826         statusbar_pop_all();
827
828         return session->inc_state;
829 }
830
831 static void inc_progress_dialog_update(IncProgressDialog *inc_dialog,
832                                        IncSession *inc_session)
833 {
834         inc_progress_dialog_set_label(inc_dialog, inc_session);
835         inc_progress_dialog_set_progress(inc_dialog, inc_session);
836 }
837
838 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
839                                           IncSession *inc_session)
840 {
841         ProgressDialog *dialog = inc_dialog->dialog;
842         Pop3Session *session;
843
844         g_return_if_fail(inc_session != NULL);
845
846         session = POP3_SESSION(inc_session->session);
847
848         switch (session->state) {
849         case POP3_GREETING:
850                 break;
851         case POP3_GETAUTH_USER:
852         case POP3_GETAUTH_PASS:
853         case POP3_GETAUTH_APOP:
854                 progress_dialog_set_label(dialog, _("Authenticating..."));
855                 statusbar_print_all(_("Retrieving messages from %s (%s) ..."),
856                                     SESSION(session)->server,
857                                     session->ac_prefs->account_name);
858                 break;
859         case POP3_GETRANGE_STAT:
860                 progress_dialog_set_label
861                         (dialog, _("Getting the number of new messages (STAT)..."));
862                 break;
863         case POP3_GETRANGE_LAST:
864                 progress_dialog_set_label
865                         (dialog, _("Getting the number of new messages (LAST)..."));
866                 break;
867         case POP3_GETRANGE_UIDL:
868                 progress_dialog_set_label
869                         (dialog, _("Getting the number of new messages (UIDL)..."));
870                 break;
871         case POP3_GETSIZE_LIST:
872                 progress_dialog_set_label
873                         (dialog, _("Getting the size of messages (LIST)..."));
874                 break;
875         case POP3_RETR:
876         case POP3_RETR_RECV:
877                 break;
878         case POP3_DELETE:
879 #if 0
880                 if (session->msg[session->cur_msg].recv_time <
881                         session->current_time) {
882                         gchar buf[MSGBUFSIZE];
883                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
884                                    session->cur_msg);
885                         progress_dialog_set_label(dialog, buf);
886                 }
887 #endif
888                 break;
889         case POP3_LOGOUT:
890                 progress_dialog_set_label(dialog, _("Quitting"));
891                 break;
892         default:
893                 break;
894         }
895 }
896
897 static void inc_progress_dialog_set_progress(IncProgressDialog *inc_dialog,
898                                              IncSession *inc_session)
899 {
900         gchar buf[MSGBUFSIZE];
901         Pop3Session *pop3_session = POP3_SESSION(inc_session->session);
902         gchar *total_size_str;
903         gint cur_total;
904         gint total;
905
906         if (!pop3_session->new_msg_exist) return;
907
908         cur_total = inc_session->cur_total_bytes;
909         total = pop3_session->total_bytes;
910         if (pop3_session->state == POP3_RETR ||
911             pop3_session->state == POP3_RETR_RECV ||
912             pop3_session->state == POP3_DELETE) {
913                 Xstrdup_a(total_size_str, to_human_readable(total), return);
914                 g_snprintf(buf, sizeof(buf),
915                            _("Retrieving message (%d / %d) (%s / %s)"),
916                            pop3_session->cur_msg, pop3_session->count,
917                            to_human_readable(cur_total), total_size_str);
918                 progress_dialog_set_label(inc_dialog->dialog, buf);
919         }
920
921         progress_dialog_set_fraction
922                 (inc_dialog->dialog,(gfloat)cur_total / (gfloat)total);
923
924         g_snprintf(buf, sizeof(buf), "%d / %d",
925                    pop3_session->cur_msg, pop3_session->count);
926         gtk_progress_bar_set_text
927                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), buf);
928         gtk_progress_bar_set_fraction
929                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
930                  (gfloat)cur_total / (gfloat)total);
931
932         if (pop3_session->cur_total_num > 0) {
933                 g_snprintf(buf, sizeof(buf),
934                            ngettext("Retrieving (%d message (%s) received)",
935                                     "Retrieving (%d messages (%s) received)",
936                                     pop3_session->cur_total_num),
937                            pop3_session->cur_total_num,
938                            to_human_readable
939                            (pop3_session->cur_total_recv_bytes));
940                 progress_dialog_list_set_status(inc_dialog->dialog,
941                                                 inc_dialog->cur_row,
942                                                 buf);
943         }
944 }
945
946 static void inc_progress_dialog_update_periodic(IncProgressDialog *inc_dialog,
947                                                 IncSession *inc_session)
948 {
949         struct timeval tv_cur;
950         struct timeval tv_result;
951         gint msec;
952
953         gettimeofday(&tv_cur, NULL);
954
955         tv_result.tv_sec = tv_cur.tv_sec - inc_dialog->progress_tv.tv_sec;
956         tv_result.tv_usec = tv_cur.tv_usec - inc_dialog->progress_tv.tv_usec;
957         if (tv_result.tv_usec < 0) {
958                 tv_result.tv_sec--;
959                 tv_result.tv_usec += 1000000;
960         }
961
962         msec = tv_result.tv_sec * 1000 + tv_result.tv_usec / 1000;
963         if (msec > PROGRESS_UPDATE_INTERVAL) {
964                 inc_progress_dialog_update(inc_dialog, inc_session);
965                 inc_dialog->progress_tv.tv_sec = tv_cur.tv_sec;
966                 inc_dialog->progress_tv.tv_usec = tv_cur.tv_usec;
967         }
968 }
969
970 static gint inc_recv_data_progressive(Session *session, guint cur_len,
971                                       guint total_len, gpointer data)
972 {
973         IncSession *inc_session = (IncSession *)data;
974         Pop3Session *pop3_session = POP3_SESSION(session);
975         IncProgressDialog *inc_dialog;
976         gint cur_total;
977
978         g_return_val_if_fail(inc_session != NULL, -1);
979
980         if (pop3_session->state != POP3_RETR &&
981             pop3_session->state != POP3_RETR_RECV &&
982             pop3_session->state != POP3_DELETE &&
983             pop3_session->state != POP3_LOGOUT) return 0;
984
985         if (!pop3_session->new_msg_exist) return 0;
986
987         cur_total = pop3_session->cur_total_bytes + cur_len;
988         if (cur_total > pop3_session->total_bytes)
989                 cur_total = pop3_session->total_bytes;
990         inc_session->cur_total_bytes = cur_total;
991
992         inc_dialog = (IncProgressDialog *)inc_session->data;
993         inc_progress_dialog_update_periodic(inc_dialog, inc_session);
994
995         return 0;
996 }
997
998 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
999 {
1000         IncSession *inc_session = (IncSession *)data;
1001         IncProgressDialog *inc_dialog;
1002
1003         g_return_val_if_fail(inc_session != NULL, -1);
1004
1005         inc_dialog = (IncProgressDialog *)inc_session->data;
1006
1007         inc_recv_data_progressive(session, 0, 0, inc_session);
1008
1009         if (POP3_SESSION(session)->state == POP3_LOGOUT) {
1010                 inc_progress_dialog_update(inc_dialog, inc_session);
1011         }
1012
1013         return 0;
1014 }
1015
1016 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
1017 {
1018         IncSession *inc_session = (IncSession *)data;
1019         IncProgressDialog *inc_dialog;
1020
1021         g_return_val_if_fail(inc_session != NULL, -1);
1022
1023         inc_dialog = (IncProgressDialog *)inc_session->data;
1024
1025         switch (POP3_SESSION(session)->state) {
1026         case POP3_GETAUTH_USER:
1027         case POP3_GETAUTH_PASS:
1028         case POP3_GETAUTH_APOP:
1029         case POP3_GETRANGE_STAT:
1030         case POP3_GETRANGE_LAST:
1031         case POP3_GETRANGE_UIDL:
1032         case POP3_GETSIZE_LIST:
1033                 inc_progress_dialog_update(inc_dialog, inc_session);
1034                 break;
1035         case POP3_RETR:
1036                 inc_recv_data_progressive(session, 0, 0, inc_session);
1037                 break;
1038         case POP3_LOGOUT:
1039                 inc_progress_dialog_update(inc_dialog, inc_session);
1040                 break;
1041         default:
1042                 break;
1043         }
1044
1045         return 0;
1046 }
1047
1048 static gint inc_drop_message(Pop3Session *session, const gchar *file)
1049 {
1050         FolderItem *inbox;
1051         FolderItem *dropfolder;
1052         IncSession *inc_session = (IncSession *)(SESSION(session)->data);
1053         gint msgnum;
1054
1055         g_return_val_if_fail(inc_session != NULL, -1);
1056
1057         if (session->ac_prefs->inbox) {
1058                 inbox = folder_find_item_from_identifier
1059                         (session->ac_prefs->inbox);
1060                 if (!inbox)
1061                         inbox = folder_get_default_inbox();
1062         } else
1063                 inbox = folder_get_default_inbox();
1064         if (!inbox) {
1065                 unlink(file);
1066                 return -1;
1067         }
1068
1069         /* CLAWS: claws uses a global .processing folder for the filtering. */
1070         dropfolder = folder_get_default_processing();
1071
1072         /* add msg file to drop folder */
1073         if ((msgnum = folder_item_add_msg(
1074                         dropfolder, file, NULL, TRUE)) < 0) {
1075                 unlink(file);
1076                 return -1;
1077         }
1078
1079         return 0;
1080 }
1081
1082 static void inc_put_error(IncState istate, Pop3Session *session)
1083 {
1084         gchar *log_msg = NULL;
1085         gchar *err_msg = NULL;
1086         gboolean fatal_error = FALSE;
1087
1088         switch (istate) {
1089         case INC_CONNECT_ERROR:
1090                 log_msg = _("Connection failed.");
1091                 if (prefs_common.no_recv_err_panel)
1092                         break;
1093                 err_msg = g_strdup_printf(_("Connection to %s:%d failed."),
1094                                           SESSION(session)->server, 
1095                                           SESSION(session)->port);
1096                 break;
1097         case INC_ERROR:
1098                 log_msg = _("Error occurred while processing mail.");
1099                 if (prefs_common.no_recv_err_panel)
1100                         break;
1101                 if (session->error_msg)
1102                         err_msg = g_strdup_printf
1103                                 (_("Error occurred while processing mail:\n%s"),
1104                                  session->error_msg);
1105                 else
1106                         err_msg = g_strdup(log_msg);
1107                 break;
1108         case INC_NO_SPACE:
1109                 log_msg = _("No disk space left.");
1110                 err_msg = g_strdup(log_msg);
1111                 fatal_error = TRUE;
1112                 break;
1113         case INC_IO_ERROR:
1114                 log_msg = _("Can't write file.");
1115                 err_msg = g_strdup(log_msg);
1116                 fatal_error = TRUE;
1117                 break;
1118         case INC_SOCKET_ERROR:
1119                 log_msg = _("Socket error.");
1120                 if (prefs_common.no_recv_err_panel)
1121                         break;
1122                 err_msg = g_strdup_printf(_("Socket error on connection to %s:%d."),
1123                                           SESSION(session)->server, 
1124                                           SESSION(session)->port);
1125                 break;
1126         case INC_EOF:
1127                 log_msg = _("Connection closed by the remote host.");
1128                 if (prefs_common.no_recv_err_panel)
1129                         break;
1130                 err_msg = g_strdup_printf(_("Connection to %s:%d closed by the remote host."), 
1131                                           SESSION(session)->server, 
1132                                           SESSION(session)->port);
1133                 break;
1134         case INC_LOCKED:
1135                 log_msg = _("Mailbox is locked.");
1136                 if (prefs_common.no_recv_err_panel)
1137                         break;
1138                 if (session->error_msg)
1139                         err_msg = g_strdup_printf(_("Mailbox is locked:\n%s"),
1140                                                   session->error_msg);
1141                 else
1142                         err_msg = g_strdup(log_msg);
1143                 break;
1144         case INC_AUTH_FAILED:
1145                 log_msg = _("Authentication failed.");
1146                 if (prefs_common.no_recv_err_panel)
1147                         break;
1148                 if (session->error_msg)
1149                         err_msg = g_strdup_printf
1150                                 (_("Authentication failed:\n%s"), session->error_msg);
1151                 else
1152                         err_msg = g_strdup(log_msg);
1153                 break;
1154         case INC_TIMEOUT:
1155                 log_msg = _("Session timed out.");
1156                 if (prefs_common.no_recv_err_panel)
1157                         break;
1158                 err_msg = g_strdup_printf(_("Connection to %s:%d timed out."), 
1159                                           SESSION(session)->server, 
1160                                           SESSION(session)->port);
1161                 break;
1162         default:
1163                 break;
1164         }
1165
1166         if (log_msg) {
1167                 if (fatal_error)
1168                         log_error("%s\n", log_msg);
1169                 else
1170                         log_warning("%s\n", log_msg);
1171         }
1172         if (err_msg) {
1173                 alertpanel_error_log(err_msg);
1174                 g_free(err_msg);
1175         }
1176 }
1177
1178 static void inc_cancel(IncProgressDialog *dialog)
1179 {
1180         IncSession *session;
1181
1182         g_return_if_fail(dialog != NULL);
1183
1184         if (dialog->queue_list == NULL) {
1185                 inc_progress_dialog_destroy(dialog);
1186                 return;
1187         }
1188
1189         session = dialog->queue_list->data;
1190
1191         session->inc_state = INC_CANCEL;
1192
1193         log_message(_("Incorporation cancelled\n"));
1194 }
1195
1196 gboolean inc_is_active(void)
1197 {
1198         return (inc_dialog_list != NULL);
1199 }
1200
1201 void inc_cancel_all(void)
1202 {
1203         GList *cur;
1204
1205         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1206                 inc_cancel((IncProgressDialog *)cur->data);
1207 }
1208
1209 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1210 {
1211         inc_cancel((IncProgressDialog *)data);
1212 }
1213
1214 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1215                                  gpointer data)
1216 {
1217         IncProgressDialog *dialog = (IncProgressDialog *)data;
1218
1219         if (dialog->queue_list == NULL)
1220                 inc_progress_dialog_destroy(dialog);
1221
1222         return TRUE;
1223 }
1224
1225 static gint inc_spool_account(PrefsAccount *account)
1226 {
1227         FolderItem *inbox;
1228         gchar *mbox;
1229         gint result;
1230
1231         if (account->inbox) {
1232                 inbox = folder_find_item_from_path(account->inbox);
1233                 if (!inbox)
1234                         inbox = folder_get_default_inbox();
1235         } else
1236                 inbox = folder_get_default_inbox();
1237
1238         if (is_file_exist(account->local_mbox))
1239                 mbox = g_strdup(account->local_mbox);
1240         else if (is_dir_exist(account->local_mbox)) 
1241                 mbox = g_strconcat(account->local_mbox, G_DIR_SEPARATOR_S,
1242                                    g_get_user_name(), NULL);
1243         else {
1244                 debug_print("%s: local mailbox not found.\n", 
1245                             account->local_mbox);
1246                 return -1;
1247         }
1248         
1249         result = get_spool(inbox, mbox);
1250         g_free(mbox);
1251         
1252         statusbar_pop_all();
1253         
1254         return result;
1255 }
1256
1257 static gint inc_all_spool(void)
1258 {
1259         GList *list = NULL;
1260         gint new_msgs = 0;
1261         gint account_new_msgs = 0;
1262
1263         list = account_get_list();
1264         if (!list) return 0;
1265
1266         for (; list != NULL; list = list->next) {
1267                 PrefsAccount *account = list->data;
1268
1269                 if ((account->protocol == A_LOCAL) &&
1270                     (account->recv_at_getall)) {
1271                         account_new_msgs = inc_spool_account(account);
1272                         if (account_new_msgs > 0)
1273                                 new_msgs += account_new_msgs;
1274                 }
1275         }
1276
1277         return new_msgs;
1278 }
1279
1280 static gint get_spool(FolderItem *dest, const gchar *mbox)
1281 {
1282         gint msgs, size;
1283         gint lockfd;
1284         gchar tmp_mbox[MAXPATHLEN + 1];
1285
1286         g_return_val_if_fail(dest != NULL, -1);
1287         g_return_val_if_fail(mbox != NULL, -1);
1288
1289         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1290                 debug_print("%s: no messages in local mailbox.\n", mbox);
1291                 return 0;
1292         } else if (size < 0)
1293                 return -1;
1294
1295         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1296                 return -1;
1297
1298         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1299                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1300
1301         if (copy_mbox(mbox, tmp_mbox) < 0) {
1302                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1303                 return -1;
1304         }
1305
1306         debug_print("Getting new messages from %s into %s...\n",
1307                     mbox, dest->path);
1308
1309         msgs = proc_mbox(dest, tmp_mbox, TRUE);
1310
1311         unlink(tmp_mbox);
1312         if (msgs >= 0) empty_mbox(mbox);
1313         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1314
1315         return msgs;
1316 }
1317
1318 void inc_lock(void)
1319 {
1320         inc_lock_count++;
1321 }
1322
1323 void inc_unlock(void)
1324 {
1325         if (inc_lock_count > 0)
1326                 inc_lock_count--;
1327 }
1328
1329 static guint autocheck_timer = 0;
1330 static gpointer autocheck_data = NULL;
1331
1332 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1333 {
1334
1335         gchar *buf, *numpos, *ret_str;
1336         gssize by_read = 0, by_written = 0;
1337
1338         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1339             *prefs_common.newmail_notify_cmd))
1340                      return;
1341         buf = g_strdup(prefs_common.newmail_notify_cmd);
1342         if ((numpos = strstr(buf, "%d")) != NULL) {
1343                 gchar *buf2;
1344
1345                 *numpos = '\0';
1346                 buf2 = g_strdup_printf("%s%d%s", buf, new_msgs, numpos + 2);
1347                 g_free(buf);
1348                 buf = buf2;
1349         }
1350
1351         ret_str = g_locale_from_utf8(buf, strlen(buf), &by_read, &by_written,
1352                                      NULL);
1353         if (ret_str && by_written) {
1354                 g_free(buf);
1355                 buf = ret_str;
1356         }
1357         debug_print("executing new mail notification command: %s\n", buf);
1358         execute_command_line(buf, TRUE);
1359
1360         g_free(buf);
1361 }
1362  
1363 void inc_autocheck_timer_init(MainWindow *mainwin)
1364 {
1365         autocheck_data = mainwin;
1366         inc_autocheck_timer_set();
1367 }
1368
1369 static void inc_autocheck_timer_set_interval(guint interval)
1370 {
1371         inc_autocheck_timer_remove();
1372         /* last test is to avoid re-enabling auto_check after modifying 
1373            the common preferences */
1374         if (prefs_common.autochk_newmail && autocheck_data
1375             && prefs_common.work_offline == FALSE) {
1376                 autocheck_timer = gtk_timeout_add
1377                         (interval, inc_autocheck_func, autocheck_data);
1378                 debug_print("added timer = %d\n", autocheck_timer);
1379         }
1380 }
1381
1382 void inc_autocheck_timer_set(void)
1383 {
1384         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1385 }
1386
1387 void inc_autocheck_timer_remove(void)
1388 {
1389         if (autocheck_timer) {
1390                 debug_print("removed timer = %d\n", autocheck_timer);
1391                 gtk_timeout_remove(autocheck_timer);
1392                 autocheck_timer = 0;
1393         }
1394 }
1395
1396 static gint inc_autocheck_func(gpointer data)
1397 {
1398         MainWindow *mainwin = (MainWindow *)data;
1399
1400         if (inc_lock_count) {
1401                 debug_print("autocheck is locked.\n");
1402                 inc_autocheck_timer_set_interval(1000);
1403                 return FALSE;
1404         }
1405
1406         inc_all_account_mail(mainwin, TRUE, prefs_common.newmail_notify_auto);
1407
1408         return FALSE;
1409 }