704a4fe0b4bd22cb54c6bc7a060579584af8b967
[claws.git] / src / inc.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #endif
23
24 #include "defs.h"
25
26 #include <glib.h>
27 #include <gtk/gtkmain.h>
28 #include <gtk/gtkwindow.h>
29 #include <gtk/gtksignal.h>
30 #include <gtk/gtkprogressbar.h>
31 #include <stdio.h>
32 #include <unistd.h>
33 #include <string.h>
34 #include <time.h>
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #include <sys/wait.h>
38 #include <signal.h>
39 #include <errno.h>
40
41 #include "intl.h"
42 #include "main.h"
43 #include "inc.h"
44 #include "mainwindow.h"
45 #include "folderview.h"
46 #include "summaryview.h"
47 #include "prefs_common.h"
48 #include "prefs_account.h"
49 #include "account.h"
50 #include "procmsg.h"
51 #include "socket.h"
52 #include "ssl.h"
53 #include "pop.h"
54 #include "recv.h"
55 #include "mbox.h"
56 #include "utils.h"
57 #include "gtkutils.h"
58 #include "statusbar.h"
59 #include "manage_window.h"
60 #include "stock_pixmap.h"
61 #include "progressdialog.h"
62 #include "inputdialog.h"
63 #include "alertpanel.h"
64 #include "folder.h"
65 #include "filtering.h"
66 #include "log.h"
67 #include "hooks.h"
68
69 static GList *inc_dialog_list = NULL;
70
71 static guint inc_lock_count = 0;
72
73 static GdkPixmap *currentxpm;
74 static GdkBitmap *currentxpmmask;
75 static GdkPixmap *errorxpm;
76 static GdkBitmap *errorxpmmask;
77 static GdkPixmap *okxpm;
78 static GdkBitmap *okxpmmask;
79
80 #define MSGBUFSIZE      8192
81
82 static void inc_finished                (MainWindow             *mainwin,
83                                          gboolean                new_messages);
84 static gint inc_account_mail            (PrefsAccount           *account,
85                                          MainWindow             *mainwin);
86
87 static IncProgressDialog *inc_progress_dialog_create    (void);
88 static void inc_progress_dialog_set_list(IncProgressDialog      *inc_dialog);
89 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
90
91 static IncSession *inc_session_new      (PrefsAccount           *account);
92 static void inc_session_destroy         (IncSession             *session);
93 static gint inc_start                   (IncProgressDialog      *inc_dialog);
94 static IncState inc_pop3_session_do     (IncSession             *session);
95
96 static void inc_progress_dialog_set_label
97                                         (IncProgressDialog      *inc_dialog,
98                                          IncSession             *inc_session);
99
100 static gint inc_recv_data_progressive   (Session        *session,
101                                          guint           cur_len,
102                                          guint           total_len,
103                                          gpointer        data);
104 static gint inc_recv_data_finished      (Session        *session,
105                                          guint           len,
106                                          gpointer        data);
107 static gint inc_recv_message            (Session        *session,
108                                          const gchar    *msg,
109                                          gpointer        data);
110
111 static void inc_put_error               (IncState        istate,
112                                          const gchar    *msg);
113
114 static void inc_cancel_cb               (GtkWidget      *widget,
115                                          gpointer        data);
116 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
117                                          GdkEventAny    *event,
118                                          gpointer        data);
119
120 static gint inc_spool                   (void);
121 static gint get_spool                   (FolderItem     *dest,
122                                          const gchar    *mbox);
123
124 static gint inc_spool_account(PrefsAccount *account);
125 static gint inc_all_spool(void);
126 static void inc_autocheck_timer_set_interval    (guint           interval);
127 static gint inc_autocheck_func                  (gpointer        data);
128
129 static void inc_notify_cmd              (gint new_msgs, 
130                                          gboolean notify);
131
132 #define FOLDER_SUMMARY_MISMATCH(f, s) \
133         (f) && (s) ? ((s)->newmsgs != (f)->new_msgs) || ((f)->unread_msgs != (s)->unread) || ((f)->total_msgs != (s)->messages) \
134         : FALSE
135         
136 /**
137  * inc_finished:
138  * @mainwin: Main window.
139  * @new_messages: TRUE if some messages have been received.
140  * 
141  * Update the folder view and the summary view after receiving
142  * messages.  If @new_messages is FALSE, this function avoids unneeded
143  * updating.
144  **/
145 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
146 {
147         FolderItem *item;
148
149         if (prefs_common.scan_all_after_inc)
150                 folderview_check_new(NULL);
151
152         if (!new_messages && !prefs_common.scan_all_after_inc) return;
153
154         if (prefs_common.open_inbox_on_inc) {
155                 item = cur_account && cur_account->inbox
156                         ? folder_find_item_from_identifier(cur_account->inbox)
157                         : folder_get_default_inbox();
158                 if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {      
159                         folderview_unselect(mainwin->folderview);
160                         folderview_select(mainwin->folderview, item);
161                 }       
162         }
163 }
164
165 void inc_mail(MainWindow *mainwin, gboolean notify)
166 {
167         gint new_msgs = 0;
168         gint account_new_msgs = 0;
169
170         if (inc_lock_count) return;
171
172         if (prefs_common.work_offline)
173                 if (alertpanel(_("Offline warning"), 
174                                _("You're working offline. Override?"),
175                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
176                 return;
177
178         inc_lock();
179         inc_autocheck_timer_remove();
180         main_window_lock(mainwin);
181
182         if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
183                 /* external incorporating program */
184                 if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
185                         main_window_unlock(mainwin);
186                         inc_autocheck_timer_set();
187                         return;
188                 }
189
190                 if (prefs_common.inc_local) {
191                         account_new_msgs = inc_spool();
192                         if (account_new_msgs > 0)
193                                 new_msgs += account_new_msgs;
194                 }
195         } else {
196                 if (prefs_common.inc_local) {
197                         account_new_msgs = inc_spool();
198                         if (account_new_msgs > 0)
199                                 new_msgs += account_new_msgs;
200                 }
201
202                 account_new_msgs = inc_account_mail(cur_account, mainwin);
203                 if (account_new_msgs > 0)
204                         new_msgs += account_new_msgs;
205         }
206
207         inc_finished(mainwin, new_msgs > 0);
208         main_window_unlock(mainwin);
209         inc_notify_cmd(new_msgs, notify);
210         inc_autocheck_timer_set();
211         inc_unlock();
212 }
213
214 void inc_pop_before_smtp(PrefsAccount *acc)
215 {
216         inc_account_mail(acc, NULL);
217 }
218
219 static gint inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
220 {
221         IncProgressDialog *inc_dialog;
222         IncSession *session;
223         FolderItem *item = NULL;
224         
225         if(mainwin && mainwin->summaryview)
226                 item = mainwin->summaryview->folder_item;
227
228         switch (account->protocol) {
229         case A_IMAP4:
230         case A_NNTP:
231                 /* Melvin: bug [14]
232                  * FIXME: it should return foldeview_check_new() value.
233                  * TODO: do it when bug [19] is fixed (IMAP folder sets 
234                  * an incorrect new message count)
235                  */
236                 folderview_check_new(FOLDER(account->folder));
237                 return 0;
238         case A_POP3:
239         case A_APOP:
240                 session = inc_session_new(account);
241                 if (!session) return 0;
242                 
243                 inc_dialog = inc_progress_dialog_create();
244                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
245                                                        session);
246                 inc_dialog->mainwin = mainwin;
247                 inc_progress_dialog_set_list(inc_dialog);
248
249                 if (mainwin) {
250                         toolbar_main_set_sensitive(mainwin);
251                         main_window_set_menu_sensitive(mainwin);
252                 }
253                         
254                 return inc_start(inc_dialog);
255
256         case A_LOCAL:
257                 return inc_spool_account(account);
258
259         default:
260                 break;
261         }
262         return 0;
263 }
264
265 void inc_all_account_mail(MainWindow *mainwin, gboolean notify)
266 {
267         GList *list, *queue_list = NULL;
268         IncProgressDialog *inc_dialog;
269         gint new_msgs = 0;
270         gint account_new_msgs = 0;
271         
272         if (prefs_common.work_offline)
273                 if (alertpanel(_("Offline warning"), 
274                                _("You're working offline. Override?"),
275                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
276                 return;
277
278         if (inc_lock_count) return;
279
280         inc_autocheck_timer_remove();
281         main_window_lock(mainwin);
282
283         if (prefs_common.inc_local) {
284                 account_new_msgs = inc_spool();
285                 if (account_new_msgs > 0)
286                         new_msgs += account_new_msgs;   
287         }
288
289         list = account_get_list();
290         if (!list) {
291                 inc_finished(mainwin, new_msgs > 0);
292                 main_window_unlock(mainwin);
293                 inc_notify_cmd(new_msgs, notify);
294                 inc_autocheck_timer_set();
295                 return;
296         }
297
298         /* check local folders */
299         account_new_msgs = inc_all_spool();
300         if (account_new_msgs > 0)
301                 new_msgs += account_new_msgs;
302
303         /* check IMAP4 folders */
304         for (; list != NULL; list = list->next) {
305                 PrefsAccount *account = list->data;
306                 if ((account->protocol == A_IMAP4 ||
307                      account->protocol == A_NNTP) && account->recv_at_getall) {
308                         new_msgs += folderview_check_new(FOLDER(account->folder));
309                 }
310         }
311
312         /* check POP3 accounts */
313         for (list = account_get_list(); list != NULL; list = list->next) {
314                 IncSession *session;
315                 PrefsAccount *account = list->data;
316
317                 if (account->recv_at_getall) {
318                         session = inc_session_new(account);
319                         if (session)
320                                 queue_list = g_list_append(queue_list, session);
321                 }
322         }
323
324         if (!queue_list) {
325                 inc_finished(mainwin, new_msgs > 0);
326                 main_window_unlock(mainwin);
327                 inc_notify_cmd(new_msgs, notify);
328                 inc_autocheck_timer_set();
329                 return;
330         }
331
332         inc_dialog = inc_progress_dialog_create();
333         inc_dialog->queue_list = queue_list;
334         inc_dialog->mainwin = mainwin;
335         inc_progress_dialog_set_list(inc_dialog);
336
337         toolbar_main_set_sensitive(mainwin);
338         main_window_set_menu_sensitive(mainwin);
339
340         new_msgs += inc_start(inc_dialog);
341         inc_finished(mainwin, new_msgs > 0);
342         main_window_unlock(mainwin);
343         inc_notify_cmd(new_msgs, notify);
344         inc_autocheck_timer_set();
345 }
346
347 static IncProgressDialog *inc_progress_dialog_create(void)
348 {
349         IncProgressDialog *dialog;
350         ProgressDialog *progress;
351
352         dialog = g_new0(IncProgressDialog, 1);
353
354         progress = progress_dialog_create();
355         gtk_window_set_title(GTK_WINDOW(progress->window),
356                              _("Retrieving new messages"));
357         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
358                            GTK_SIGNAL_FUNC(inc_cancel_cb), dialog);
359         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
360                            GTK_SIGNAL_FUNC(inc_dialog_delete_cb), dialog);
361         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
362
363         progress_dialog_set_value(progress, 0.0);
364
365         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_COMPLETE,
366                          &okxpm, &okxpmmask);
367         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_CONTINUE,
368                          &currentxpm, &currentxpmmask);
369         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_ERROR,
370                          &errorxpm, &errorxpmmask);
371
372         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
373             (prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE &&
374              manage_window_get_focus_window())) {
375                 dialog->show_dialog = TRUE;
376                 gtk_widget_show_now(progress->window);
377         }
378
379         dialog->dialog = progress;
380         dialog->queue_list = NULL;
381         dialog->cur_row = 0;
382
383         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
384
385         return dialog;
386 }
387
388 static void inc_progress_dialog_set_list(IncProgressDialog *inc_dialog)
389 {
390         GList *list;
391
392         for (list = inc_dialog->queue_list; list != NULL; list = list->next) {
393                 IncSession *session = list->data;
394                 Pop3Session *pop3_session = POP3_SESSION(session->session);
395                 gchar *text[3];
396
397                 session->data = inc_dialog;
398
399                 text[0] = NULL;
400                 text[1] = pop3_session->ac_prefs->account_name;
401                 text[2] = _("Standby");
402                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
403         }
404 }
405
406 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
407 {
408         progress_dialog_set_value(inc_dialog->dialog, 0.0);
409         progress_dialog_set_label(inc_dialog->dialog, "");
410         gtk_progress_set_show_text
411                 (GTK_PROGRESS(inc_dialog->mainwin->progressbar), FALSE);
412         if (inc_dialog->mainwin)
413                 gtk_progress_bar_update
414                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
415 }
416
417 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
418 {
419         g_return_if_fail(inc_dialog != NULL);
420
421         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
422
423         gtk_progress_set_show_text
424                 (GTK_PROGRESS(inc_dialog->mainwin->progressbar), FALSE);
425         if (inc_dialog->mainwin)
426                 gtk_progress_bar_update
427                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
428         progress_dialog_destroy(inc_dialog->dialog);
429
430         g_free(inc_dialog);
431 }
432
433 static IncSession *inc_session_new(PrefsAccount *account)
434 {
435         IncSession *session;
436
437         g_return_val_if_fail(account != NULL, NULL);
438
439         if (account->protocol != A_POP3 && account->protocol != A_APOP)
440                 return NULL;
441         if (!account->recv_server || !account->userid)
442                 return NULL;
443
444         session = g_new0(IncSession, 1);
445         session->session = pop3_session_new(account);
446         session->session->data = session;
447
448         return session;
449 }
450
451 static void inc_session_destroy(IncSession *session)
452 {
453         g_return_if_fail(session != NULL);
454
455         session_destroy(session->session);
456         g_free(session);
457 }
458
459 static gint inc_start(IncProgressDialog *inc_dialog)
460 {
461         IncSession *session;
462         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
463         GList *qlist;
464         Pop3Session *pop3_session;
465         IncState inc_state;
466         gint error_num = 0;
467         gint new_msgs = 0;
468         gchar *msg;
469         gchar *fin_msg;
470         FolderItem *processing, *inbox;
471         MsgInfo *msginfo;
472         GSList *msglist, *msglist_element;
473
474         qlist = inc_dialog->queue_list;
475         while (qlist != NULL) {
476                 GList *next = qlist->next;
477
478                 session = qlist->data;
479                 pop3_session = POP3_SESSION(session->session); 
480                 pop3_session->user = g_strdup(pop3_session->ac_prefs->userid);
481                 if (pop3_session->ac_prefs->passwd)
482                         pop3_session->pass =
483                                 g_strdup(pop3_session->ac_prefs->passwd);
484                 else if (pop3_session->ac_prefs->tmp_pass)
485                         pop3_session->pass =
486                                 g_strdup(pop3_session->ac_prefs->tmp_pass);
487                 else {
488                         gchar *pass;
489
490                         if (inc_dialog->show_dialog)
491                                 manage_window_focus_in
492                                         (inc_dialog->dialog->window,
493                                          NULL, NULL);
494
495                         pass = input_dialog_query_password
496                                 (pop3_session->ac_prefs->recv_server,
497                                  pop3_session->user);
498
499                         if (inc_dialog->show_dialog)
500                                 manage_window_focus_out
501                                         (inc_dialog->dialog->window,
502                                          NULL, NULL);
503
504                         if (pass) {
505                                 pop3_session->ac_prefs->tmp_pass =
506                                         g_strdup(pass);
507                                 pop3_session->pass = pass;
508                         }
509                 }
510
511                 qlist = next;
512         }
513
514 #define SET_PIXMAP_AND_TEXT(xpm, xpmmask, str)                             \
515 {                                                                          \
516         gtk_clist_set_pixmap(clist, inc_dialog->cur_row, 0, xpm, xpmmask); \
517         gtk_clist_set_text(clist, inc_dialog->cur_row, 2, str);            \
518 }
519
520         for (; inc_dialog->queue_list != NULL; inc_dialog->cur_row++) {
521                 session = inc_dialog->queue_list->data;
522                 pop3_session = POP3_SESSION(session->session);
523
524                 if (pop3_session->pass == NULL) {
525                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, _("Cancelled"));
526                         inc_session_destroy(session);
527                         inc_dialog->queue_list =
528                                 g_list_remove(inc_dialog->queue_list, session);
529                         continue;
530                 }
531
532                 inc_progress_dialog_clear(inc_dialog);
533                 gtk_clist_moveto(clist, inc_dialog->cur_row, -1, 1.0, 0.0);
534
535                 SET_PIXMAP_AND_TEXT(currentxpm, currentxpmmask,
536                                     _("Retrieving"));
537
538                 session_set_recv_message_notify(session->session,
539                                                 inc_recv_message, session);
540                 session_set_recv_data_progressive_notify
541                         (session->session, inc_recv_data_progressive, session);
542                 session_set_recv_data_notify(session->session,
543                                              inc_recv_data_finished, session);
544
545                 /* begin POP3 session */
546                 inc_state = inc_pop3_session_do(session);
547
548                 switch (inc_state) {
549                 case INC_SUCCESS:
550                         if (pop3_session->cur_total_num > 0)
551                                 msg = g_strdup_printf
552                                         (_("Done (%d message(s) (%s) received)"),
553                                          pop3_session->cur_total_num,
554                                          to_human_readable(pop3_session->cur_total_recv_bytes));
555                         else
556                                 msg = g_strdup_printf(_("Done (no new messages)"));
557                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, msg);
558                         g_free(msg);
559                         break;
560                 case INC_CONNECT_ERROR:
561                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
562                                             _("Connection failed"));
563                         break;
564                 case INC_AUTH_FAILED:
565                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
566                                             _("Auth failed"));
567                         break;
568                 case INC_LOCKED:
569                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
570                                             _("Locked"));
571                         break;
572                 case INC_ERROR:
573                 case INC_NO_SPACE:
574                 case INC_IO_ERROR:
575                 case INC_SOCKET_ERROR:
576                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask, _("Error"));
577                         break;
578                 case INC_CANCEL:
579                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, _("Cancelled"));
580                         break;
581                 default:
582                         break;
583                 }
584                 
585                 if (pop3_session->error_val == PS_AUTHFAIL) {
586                         if(!prefs_common.no_recv_err_panel) {
587                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
588                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
589                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
590                                 }
591                                 alertpanel_error
592                                         (_("Authorization for %s on %s failed"),
593                                          pop3_session->user,
594                                          pop3_session->ac_prefs->recv_server);
595                         }
596                 }
597
598                 /* CLAWS: perform filtering actions on dropped message */
599                 /* CLAWS: get default inbox (perhaps per account) */
600                 if (pop3_session->ac_prefs->inbox) {
601                         /* CLAWS: get destination folder / mailbox */
602                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
603                         if (!inbox)
604                                 inbox = folder_get_default_inbox();
605                 } else
606                         inbox = folder_get_default_inbox();
607
608                 /* get list of messages in processing */
609                 processing = folder_get_default_processing();
610                 folder_item_scan(processing);
611                 msglist = folder_item_get_msg_list(processing);
612
613                 folder_item_update_freeze();
614
615                 /* process messages */
616                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
617                         msginfo = (MsgInfo *) msglist_element->data;
618                         if (!pop3_session->ac_prefs->filter_on_recv || !procmsg_msginfo_filter(msginfo))
619                                 folder_item_move_msg(inbox, msginfo);
620                         procmsg_msginfo_free(msginfo);
621                 }
622                 g_slist_free(msglist);
623
624                 folder_item_update_thaw();
625
626                 statusbar_pop_all();
627
628                 new_msgs += pop3_session->cur_total_num;
629
630                 if (pop3_session->error_val == PS_AUTHFAIL &&
631                     pop3_session->ac_prefs->tmp_pass) {
632                         g_free(pop3_session->ac_prefs->tmp_pass);
633                         pop3_session->ac_prefs->tmp_pass = NULL;
634                 }
635
636                 pop3_write_uidl_list(pop3_session);
637
638                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
639                         error_num++;
640                         if (inc_dialog->show_dialog)
641                                 manage_window_focus_in
642                                         (inc_dialog->dialog->window,
643                                          NULL, NULL);
644                         inc_put_error(inc_state, pop3_session->error_msg);
645                         if (inc_dialog->show_dialog)
646                                 manage_window_focus_out
647                                         (inc_dialog->dialog->window,
648                                          NULL, NULL);
649                         if (inc_state == INC_NO_SPACE ||
650                             inc_state == INC_IO_ERROR)
651                                 break;
652                 }
653
654                 inc_session_destroy(session);
655                 inc_dialog->queue_list =
656                         g_list_remove(inc_dialog->queue_list, session);
657         }
658
659 #undef SET_PIXMAP_AND_TEXT
660
661         if (new_msgs > 0)
662                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
663                                           new_msgs);
664         else
665                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
666
667         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
668
669 #if 0
670         if (error_num && !prefs_common.no_recv_err_panel) {
671                 if (inc_dialog->show_dialog)
672                         manage_window_focus_in(inc_dialog->dialog->window,
673                                                NULL, NULL);
674                 alertpanel_error_log(_("Some errors occurred while getting mail."));
675                 if (inc_dialog->show_dialog)
676                         manage_window_focus_out(inc_dialog->dialog->window,
677                                                 NULL, NULL);
678         }
679 #endif
680
681         while (inc_dialog->queue_list != NULL) {
682                 session = inc_dialog->queue_list->data;
683                 inc_session_destroy(session);
684                 inc_dialog->queue_list =
685                         g_list_remove(inc_dialog->queue_list, session);
686         }
687
688         if (prefs_common.close_recv_dialog)
689                 inc_progress_dialog_destroy(inc_dialog);
690         else {
691                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
692                                      fin_msg);
693                 gtk_label_set_text(GTK_LABEL(GTK_BIN(inc_dialog->dialog->cancel_btn)->child),
694                                    _("Close"));
695         }
696
697         g_free(fin_msg);
698
699         return new_msgs;
700 }
701
702 static IncState inc_pop3_session_do(IncSession *session)
703 {
704         Pop3Session *pop3_session = POP3_SESSION(session->session);
705         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
706         gchar *server;
707         gushort port;
708         gchar *buf;
709
710         debug_print("getting new messages of account %s...\n",
711                     pop3_session->ac_prefs->account_name);
712                     
713         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
714
715         buf = g_strdup_printf(_("%s: Retrieving new messages"),
716                               pop3_session->ac_prefs->recv_server);
717         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
718         g_free(buf);
719
720         server = pop3_session->ac_prefs->recv_server;
721 #if USE_OPENSSL
722         port = pop3_session->ac_prefs->set_popport ?
723                 pop3_session->ac_prefs->popport :
724                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
725         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
726 #else
727         port = pop3_session->ac_prefs->set_popport ?
728                 pop3_session->ac_prefs->popport : 110;
729 #endif
730
731         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
732         log_message("%s\n", buf);
733
734         progress_dialog_set_label(inc_dialog->dialog, buf);
735         g_free(buf);
736         GTK_EVENTS_FLUSH();
737
738
739         if (session_connect(SESSION(pop3_session), server, port) < 0) {
740                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
741                             server, port);
742                 if(!prefs_common.no_recv_err_panel) {
743                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
744                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
745                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
746                         }
747                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
748                                          server, port);
749                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
750                 }
751                 session->inc_state = INC_CONNECT_ERROR;
752                 statusbar_pop_all();
753                 return INC_CONNECT_ERROR;
754         }
755
756         while (SESSION(pop3_session)->state != SESSION_DISCONNECTED &&
757                SESSION(pop3_session)->state != SESSION_ERROR &&
758                session->inc_state != INC_CANCEL)
759                 gtk_main_iteration();
760
761         statusbar_pop_all();
762
763         if (session->inc_state == INC_SUCCESS) {
764                 switch (pop3_session->error_val) {
765                 case PS_SUCCESS:
766                         if (SESSION(pop3_session)->state == SESSION_ERROR) {
767                                 if (pop3_session->state == POP3_READY)
768                                         session->inc_state = INC_CONNECT_ERROR;
769                                 else
770                                         session->inc_state = INC_ERROR;
771                         } else
772                                 session->inc_state = INC_SUCCESS;
773                         break;
774                 case PS_AUTHFAIL:
775                         session->inc_state = INC_AUTH_FAILED;
776                         break;
777                 case PS_IOERR:
778                         session->inc_state = INC_IO_ERROR;
779                         break;
780                 case PS_SOCKET:
781                         session->inc_state = INC_SOCKET_ERROR;
782                         break;
783                 case PS_LOCKBUSY:
784                         session->inc_state = INC_LOCKED;
785                         break;
786                 default:
787                         session->inc_state = INC_ERROR;
788                         break;
789                 }
790         }
791
792         return session->inc_state;
793 }
794
795 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
796                                           IncSession *inc_session)
797 {
798         gchar buf[MSGBUFSIZE];
799         ProgressDialog *dialog = inc_dialog->dialog;
800         Pop3Session *session;
801
802         g_return_if_fail(inc_session != NULL);
803
804         session = POP3_SESSION(inc_session->session);
805
806         switch (session->state) {
807         case POP3_GREETING:
808                 break;
809         case POP3_GETAUTH_USER:
810         case POP3_GETAUTH_PASS:
811         case POP3_GETAUTH_APOP:
812                 progress_dialog_set_label(dialog, _("Authenticating..."));
813                 statusbar_print_all(_("Retrieving messages from %s..."),
814                                     SESSION(session)->server);
815                 break;
816         case POP3_GETRANGE_STAT:
817                 progress_dialog_set_label
818                         (dialog, _("Getting the number of new messages (STAT)..."));
819                 break;
820         case POP3_GETRANGE_LAST:
821                 progress_dialog_set_label
822                         (dialog, _("Getting the number of new messages (LAST)..."));
823                 break;
824         case POP3_GETRANGE_UIDL:
825                 progress_dialog_set_label
826                         (dialog, _("Getting the number of new messages (UIDL)..."));
827                 break;
828         case POP3_GETSIZE_LIST:
829                 progress_dialog_set_label
830                         (dialog, _("Getting the size of messages (LIST)..."));
831                 break;
832         case POP3_RETR:
833                 gtk_progress_set_show_text
834                         (GTK_PROGRESS(inc_dialog->mainwin->progressbar), TRUE);
835                 g_snprintf(buf, sizeof(buf), "%d / %d",
836                            session->cur_msg, session->count);
837                 gtk_progress_set_format_string
838                         (GTK_PROGRESS(inc_dialog->mainwin->progressbar), buf);
839                 inc_recv_data_progressive
840                         (SESSION(session), 0,
841                          session->msg[session->cur_msg].size,
842                          inc_session);
843                 break;
844         case POP3_DELETE:
845                 if (session->msg[session->cur_msg].recv_time <
846                         session->current_time) {
847                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
848                                    session->cur_msg);
849                         progress_dialog_set_label(dialog, buf);
850                 }
851                 break;
852         case POP3_LOGOUT:
853                 progress_dialog_set_label(dialog, _("Quitting"));
854                 break;
855         default:
856                 break;
857         }
858 }
859
860 static gint inc_recv_data_progressive(Session *session, guint cur_len,
861                                       guint total_len, gpointer data)
862 {
863         gchar buf[MSGBUFSIZE];
864         IncSession *inc_session = (IncSession *)data;
865         Pop3Session *pop3_session = POP3_SESSION(session);
866         IncProgressDialog *inc_dialog;
867         ProgressDialog *dialog;
868         gint cur_total;
869         gchar *total_size;
870
871         g_return_val_if_fail(inc_session != NULL, -1);
872
873         if (pop3_session->state != POP3_RETR &&
874             pop3_session->state != POP3_RETR_RECV &&
875             pop3_session->state != POP3_DELETE &&
876             pop3_session->state != POP3_LOGOUT) return 0;
877
878         if (!pop3_session->new_msg_exist) return 0;
879
880         inc_dialog = (IncProgressDialog *)inc_session->data;
881         dialog = inc_dialog->dialog;
882
883         cur_total = pop3_session->cur_total_bytes + cur_len;
884         if (cur_total > pop3_session->total_bytes)
885                 cur_total = pop3_session->total_bytes;
886
887         Xstrdup_a(total_size, to_human_readable(pop3_session->total_bytes),
888                   return FALSE);
889         g_snprintf(buf, sizeof(buf),
890                    _("Retrieving message (%d / %d) (%s / %s)"),
891                    pop3_session->cur_msg, pop3_session->count,
892                    to_human_readable(cur_total), total_size);
893         progress_dialog_set_label(dialog, buf);
894         progress_dialog_set_percentage
895                 (dialog, (gfloat)cur_total / (gfloat)pop3_session->total_bytes);
896         if (inc_dialog->mainwin)
897                 gtk_progress_bar_update
898                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
899                          (gfloat)cur_total / (gfloat)pop3_session->total_bytes);
900         GTK_EVENTS_FLUSH();
901
902         return 0;
903 }
904
905 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
906 {
907         IncSession *inc_session = (IncSession *)data;
908         Pop3Session *pop3_session = POP3_SESSION(session);
909         IncProgressDialog *inc_dialog;
910         gchar *msg;
911
912         g_return_val_if_fail(inc_session != NULL, -1);
913
914         inc_dialog = (IncProgressDialog *)inc_session->data;
915         inc_recv_data_progressive(session, 0, len, inc_session);
916         inc_progress_dialog_set_label(inc_dialog, inc_session);
917
918         if (pop3_session->cur_total_num == 0) return 0;
919
920         msg = g_strdup_printf(_("Retrieving (%d message(s) (%s) received)"),
921                               pop3_session->cur_total_num,
922                               to_human_readable
923                                 (pop3_session->cur_total_recv_bytes));
924         gtk_clist_set_text(GTK_CLIST(inc_dialog->dialog->clist),
925                            inc_dialog->cur_row, 2, msg);
926
927         return 0;
928 }
929
930 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
931 {
932         IncSession *inc_session = (IncSession *)data;
933         IncProgressDialog *inc_dialog;
934
935         g_return_val_if_fail(inc_session != NULL, -1);
936
937         inc_dialog = (IncProgressDialog *)inc_session->data;
938         inc_progress_dialog_set_label(inc_dialog, inc_session);
939
940         return 0;
941 }
942
943 gint inc_drop_message(const gchar *file, Pop3Session *session)
944 {
945         FolderItem *inbox;
946         FolderItem *dropfolder;
947         gint msgnum;
948
949         if (session->ac_prefs->inbox) {
950                 inbox = folder_find_item_from_identifier
951                         (session->ac_prefs->inbox);
952                 if (!inbox)
953                         inbox = folder_get_default_inbox();
954         } else
955                 inbox = folder_get_default_inbox();
956         if (!inbox) {
957                 unlink(file);
958                 return -1;
959         }
960
961         /* CLAWS: claws uses a global .processing folder for the filtering. */
962         dropfolder = folder_get_default_processing();
963
964         /* add msg file to drop folder */
965         if ((msgnum = folder_item_add_msg(dropfolder, file, TRUE)) < 0) {
966                 unlink(file);
967                 return -1;
968         }
969
970         return 0;
971 }
972
973 static void inc_put_error(IncState istate, const gchar *msg)
974 {
975         switch (istate) {
976         case INC_CONNECT_ERROR:
977                 if (prefs_common.no_recv_err_panel)
978                         break;
979                 alertpanel_error(_("Connection failed."));
980                 break;
981         case INC_ERROR:
982                 if (prefs_common.no_recv_err_panel)
983                         break;
984                 if (msg)
985                         alertpanel_error(_("Error occurred while processing mail:\n%s"), msg);
986                 else
987                         alertpanel_error(_("Error occurred while processing mail."));
988                 break;
989         case INC_NO_SPACE:
990                 alertpanel_error(_("No disk space left."));
991                 break;
992         case INC_IO_ERROR:
993                 alertpanel_error(_("Can't write file."));
994                 break;
995         case INC_SOCKET_ERROR:
996                 if (prefs_common.no_recv_err_panel)
997                         break;
998                 alertpanel_error(_("Socket error."));
999                 break;
1000         case INC_LOCKED:
1001                 if (prefs_common.no_recv_err_panel)
1002                         break;
1003                 if (msg)
1004                         alertpanel_error(_("Mailbox is locked:\n%s"), msg);
1005                 else
1006                         alertpanel_error(_("Mailbox is locked."));
1007                 break;
1008         case INC_AUTH_FAILED:
1009                 if (prefs_common.no_recv_err_panel)
1010                         break;
1011                 if (msg)
1012                         alertpanel_error(_("Authentication failed:\n%s"),
1013                                          msg);
1014                 else
1015                         alertpanel_error(_("Authentication failed."));
1016                 break;
1017         default:
1018                 break;
1019         }
1020 }
1021
1022 static void inc_cancel(IncProgressDialog *dialog)
1023 {
1024         IncSession *session;
1025
1026         g_return_if_fail(dialog != NULL);
1027
1028         if (dialog->queue_list == NULL) {
1029                 inc_progress_dialog_destroy(dialog);
1030                 return;
1031         }
1032
1033         session = dialog->queue_list->data;
1034
1035         session->inc_state = INC_CANCEL;
1036
1037         log_message(_("Incorporation cancelled\n"));
1038 }
1039
1040 gboolean inc_is_active(void)
1041 {
1042         return (inc_dialog_list != NULL);
1043 }
1044
1045 void inc_cancel_all(void)
1046 {
1047         GList *cur;
1048
1049         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1050                 inc_cancel((IncProgressDialog *)cur->data);
1051 }
1052
1053 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1054 {
1055         inc_cancel((IncProgressDialog *)data);
1056 }
1057
1058 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1059                                  gpointer data)
1060 {
1061         IncProgressDialog *dialog = (IncProgressDialog *)data;
1062
1063         if (dialog->queue_list == NULL)
1064                 inc_progress_dialog_destroy(dialog);
1065
1066         return TRUE;
1067 }
1068
1069 static gint inc_spool(void)
1070 {
1071         gchar *mbox, *logname;
1072         gint msgs;
1073
1074         logname = g_get_user_name();
1075         mbox = g_strconcat(prefs_common.spool_path
1076                            ? prefs_common.spool_path : DEFAULT_SPOOL_PATH,
1077                            G_DIR_SEPARATOR_S, logname, NULL);
1078         msgs = get_spool(folder_get_default_inbox(), mbox);
1079         g_free(mbox);
1080
1081         return msgs;
1082 }
1083
1084 static gint inc_spool_account(PrefsAccount *account)
1085 {
1086         FolderItem *inbox;
1087
1088         if (account->inbox) {
1089                 inbox = folder_find_item_from_path(account->inbox);
1090                 if (!inbox)
1091                         inbox = folder_get_default_inbox();
1092         } else
1093                 inbox = folder_get_default_inbox();
1094
1095         return get_spool(inbox, account->local_mbox);
1096 }
1097
1098 static gint inc_all_spool(void)
1099 {
1100         GList *list = NULL;
1101         gint new_msgs = 0;
1102         gint account_new_msgs = 0;
1103
1104         list = account_get_list();
1105         if (!list) return 0;
1106
1107         for (; list != NULL; list = list->next) {
1108                 PrefsAccount *account = list->data;
1109
1110                 if ((account->protocol == A_LOCAL) &&
1111                     (account->recv_at_getall)) {
1112                         account_new_msgs = inc_spool_account(account);
1113                         if (account_new_msgs > 0)
1114                                 new_msgs += account_new_msgs;
1115                 }
1116         }
1117
1118         return new_msgs;
1119 }
1120
1121 static gint get_spool(FolderItem *dest, const gchar *mbox)
1122 {
1123         gint msgs, size;
1124         gint lockfd;
1125         gchar tmp_mbox[MAXPATHLEN + 1];
1126
1127         g_return_val_if_fail(dest != NULL, -1);
1128         g_return_val_if_fail(mbox != NULL, -1);
1129
1130         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1131                 debug_print("no messages in local mailbox.\n");
1132                 return 0;
1133         } else if (size < 0)
1134                 return -1;
1135
1136         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1137                 return -1;
1138
1139         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1140                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1141
1142         if (copy_mbox(mbox, tmp_mbox) < 0) {
1143                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1144                 return -1;
1145         }
1146
1147         debug_print("Getting new messages from %s into %s...\n",
1148                     mbox, dest->path);
1149
1150         msgs = proc_mbox(dest, tmp_mbox);
1151
1152         unlink(tmp_mbox);
1153         if (msgs >= 0) empty_mbox(mbox);
1154         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1155
1156         return msgs;
1157 }
1158
1159 void inc_lock(void)
1160 {
1161         inc_lock_count++;
1162 }
1163
1164 void inc_unlock(void)
1165 {
1166         if (inc_lock_count > 0)
1167                 inc_lock_count--;
1168 }
1169
1170 static guint autocheck_timer = 0;
1171 static gpointer autocheck_data = NULL;
1172
1173 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1174 {
1175
1176         gchar *buf;
1177
1178         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1179             *prefs_common.newmail_notify_cmd))
1180                      return;
1181         if ((buf = strchr(prefs_common.newmail_notify_cmd, '%')) &&
1182                 buf[1] == 'd' && !strchr(&buf[1], '%'))
1183                 buf = g_strdup_printf(prefs_common.newmail_notify_cmd, 
1184                                       new_msgs);
1185         else
1186                 buf = g_strdup(prefs_common.newmail_notify_cmd);
1187
1188         execute_command_line(buf, TRUE);
1189
1190         g_free(buf);
1191 }
1192  
1193 void inc_autocheck_timer_init(MainWindow *mainwin)
1194 {
1195         autocheck_data = mainwin;
1196         inc_autocheck_timer_set();
1197 }
1198
1199 static void inc_autocheck_timer_set_interval(guint interval)
1200 {
1201         inc_autocheck_timer_remove();
1202         /* last test is to avoid re-enabling auto_check after modifying 
1203            the common preferences */
1204         if (prefs_common.autochk_newmail && autocheck_data
1205             && prefs_common.work_offline == FALSE) {
1206                 autocheck_timer = gtk_timeout_add
1207                         (interval, inc_autocheck_func, autocheck_data);
1208                 debug_print("added timer = %d\n", autocheck_timer);
1209         }
1210 }
1211
1212 void inc_autocheck_timer_set(void)
1213 {
1214         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1215 }
1216
1217 void inc_autocheck_timer_remove(void)
1218 {
1219         if (autocheck_timer) {
1220                 debug_print("removed timer = %d\n", autocheck_timer);
1221                 gtk_timeout_remove(autocheck_timer);
1222                 autocheck_timer = 0;
1223         }
1224 }
1225
1226 static gint inc_autocheck_func(gpointer data)
1227 {
1228         MainWindow *mainwin = (MainWindow *)data;
1229
1230         if (inc_lock_count) {
1231                 debug_print("autocheck is locked.\n");
1232                 inc_autocheck_timer_set_interval(1000);
1233                 return FALSE;
1234         }
1235
1236         inc_all_account_mail(mainwin, prefs_common.newmail_notify_auto);
1237
1238         return FALSE;
1239 }