35d1bc63e6832e4240ce8953a97cd0498dedeb27
[claws.git] / src / inc.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2001 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 <stdio.h>
31 #include <unistd.h>
32 #include <string.h>
33 #include <sys/types.h>
34 #include <sys/stat.h>
35 #include <sys/wait.h>
36 #include <signal.h>
37 #include <errno.h>
38
39 #include "intl.h"
40 #include "main.h"
41 #include "inc.h"
42 #include "mainwindow.h"
43 #include "folderview.h"
44 #include "summaryview.h"
45 #include "prefs_common.h"
46 #include "prefs_account.h"
47 #include "account.h"
48 #include "procmsg.h"
49 #include "socket.h"
50 #include "pop.h"
51 #include "recv.h"
52 #include "mbox.h"
53 #include "utils.h"
54 #include "gtkutils.h"
55 #include "statusbar.h"
56 #include "manage_window.h"
57 #include "progressdialog.h"
58 #include "inputdialog.h"
59 #include "alertpanel.h"
60 #include "filter.h"
61 #include "automaton.h"
62 #include "folder.h"
63 #include "filtering.h"
64
65 #include "pixmaps/continue.xpm"
66 #include "pixmaps/complete.xpm"
67 #include "pixmaps/error.xpm"
68
69 GdkPixmap *currentxpm;
70 GdkBitmap *currentxpmmask;
71 GdkPixmap *errorxpm;
72 GdkBitmap *errorxpmmask;
73 GdkPixmap *okxpm;
74 GdkBitmap *okxpmmask;
75
76 #define MSGBUFSIZE      8192
77
78 static void inc_finished                (MainWindow             *mainwin,
79                                          gboolean                new_messages);
80 static gint inc_account_mail            (PrefsAccount           *account,
81                                          MainWindow             *mainwin);
82
83 static IncProgressDialog *inc_progress_dialog_create    (void);
84 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
85
86 static IncSession *inc_session_new      (PrefsAccount           *account);
87 static void inc_session_destroy         (IncSession             *session);
88 static Pop3State *inc_pop3_state_new    (PrefsAccount           *account);
89 static void inc_pop3_state_destroy      (Pop3State              *state);
90 static gint inc_start                   (IncProgressDialog      *inc_dialog);
91 static IncState inc_pop3_session_do     (IncSession             *session);
92 static gint pop3_automaton_terminate    (SockInfo               *source,
93                                          Automaton              *atm);
94
95 static GHashTable *inc_get_uidl_table   (PrefsAccount           *ac_prefs);
96 static void inc_write_uidl_list         (Pop3State              *state);
97
98 #if USE_THREADS
99 static gint connection_check_cb         (Automaton      *atm);
100 #endif
101
102 static void inc_pop3_recv_func          (SockInfo       *sock,
103                                          gint            count,
104                                          gint            read_bytes,
105                                          gpointer        data);
106
107 static void inc_put_error               (IncState        istate);
108
109 static void inc_cancel                  (GtkWidget      *widget,
110                                          gpointer        data);
111
112 static gint inc_spool                   (void);
113 static gint get_spool                   (FolderItem     *dest,
114                                          const gchar    *mbox);
115
116 static void inc_all_spool(void);
117
118 static gint inc_autocheck_func          (gpointer        data);
119
120 /**
121  * inc_finished:
122  * @mainwin: Main window.
123  * @new_messages: TRUE if some messages have been received.
124  * 
125  * Update the folder view and the summary view after receiving
126  * messages.  If @new_messages is FALSE, this function avoids unneeded
127  * updating.
128  **/
129 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
130 {
131         FolderItem *item;
132
133         if (prefs_common.scan_all_after_inc)
134                 folderview_update_all_node();
135         /* XXX: major problems right here. if we change marks after
136          * incorporation of mail, folderview_select() rewrites it
137          * right under our nose. folderview_select() eventually
138          * calls summary_show(), which rewrites the cache twice:
139          * one for the previously selected FolderItem*, and one
140          * for the newly selected FolderItem* 
141          *
142          * since filtering also allows changing mark files, 
143          * i've solved this by using a global variable (in 
144          * SummmaryView*). a better solution is to use the folder
145          * hash table, and see whether the newly and currently 
146          * selected FolderItem* where updated by the filtering. */
147
148         mainwin->summaryview->filtering_happened = TRUE;
149
150         /* XXX: filtering_happened is reset by summary_show() */
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_path(cur_account->inbox)
157                         : folder_get_default_inbox();
158                 folderview_unselect(mainwin->folderview);
159                 folderview_select(mainwin->folderview, item);
160         } else {
161                 item = mainwin->summaryview->folder_item;
162                 folderview_unselect(mainwin->folderview);
163                 folderview_select(mainwin->folderview, item);
164         }
165 }
166
167 void inc_mail(MainWindow *mainwin)
168 {
169         gint new_msgs = 0;
170
171         inc_autocheck_timer_remove();
172         summary_write_cache(mainwin->summaryview);
173         main_window_lock(mainwin);
174
175         if (prefs_common.use_extinc && prefs_common.extinc_path) {
176                 gint pid;
177
178                 /* external incorporating program */
179                 if ((pid = fork()) < 0) {
180                         perror("fork");
181                         main_window_unlock(mainwin);
182                         inc_autocheck_timer_set();
183                         return;
184                 }
185
186                 if (pid == 0) {
187                         execlp(prefs_common.extinc_path,
188                                g_basename(prefs_common.extinc_path),
189                                NULL);
190
191                         /* this will be called when failed */
192                         perror("exec");
193                         _exit(1);
194                 }
195
196                 /* wait until child process is terminated */
197                 waitpid(pid, NULL, 0);
198
199                 if (prefs_common.inc_local)
200                         new_msgs = inc_spool();
201         } else {
202                 if (prefs_common.inc_local)
203                         new_msgs = inc_spool();
204
205                 new_msgs += inc_account_mail(cur_account, mainwin);
206         }
207
208         inc_finished(mainwin, new_msgs > 0);
209         main_window_unlock(mainwin);
210         inc_autocheck_timer_set();
211 }
212
213 static gint inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
214 {
215         IncProgressDialog *inc_dialog;
216         IncSession *session;
217         gchar *text[3];
218
219         session = inc_session_new(account);
220         if (!session) return 0;
221
222         inc_dialog = inc_progress_dialog_create();
223         inc_dialog->queue_list = g_list_append(inc_dialog->queue_list, session);
224         inc_dialog->mainwin = mainwin;
225         session->data = inc_dialog;
226
227         text[0] = NULL;
228         text[1] = account->account_name;
229         text[2] = _("Standby");
230         gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
231
232         return inc_start(inc_dialog);
233 }
234
235 void inc_all_account_mail(MainWindow *mainwin)
236 {
237         GList *list, *queue_list = NULL;
238         IncProgressDialog *inc_dialog;
239         gint new_msgs = 0;
240
241         inc_autocheck_timer_remove();
242         summary_write_cache(mainwin->summaryview);
243         main_window_lock(mainwin);
244
245         if (prefs_common.inc_local)
246                 new_msgs = inc_spool();
247
248         list = account_get_list();
249         if (!list) {
250                 inc_finished(mainwin, new_msgs > 0);
251                 main_window_unlock(mainwin);
252                 inc_autocheck_timer_set();
253                 return;
254         }
255
256         for (; list != NULL; list = list->next) {
257                 IncSession *session;
258                 PrefsAccount *account = list->data;
259
260                 if (account->recv_at_getall) {
261                         session = inc_session_new(account);
262                         if (session)
263                                 queue_list = g_list_append(queue_list, session);
264                 }
265         }
266
267         if (!queue_list) {
268                 inc_finished(mainwin, new_msgs > 0);
269                 main_window_unlock(mainwin);
270                 inc_autocheck_timer_set();
271                 return;
272         }
273
274         inc_dialog = inc_progress_dialog_create();
275         inc_dialog->queue_list = queue_list;
276         inc_dialog->mainwin = mainwin;
277         for (list = queue_list; list != NULL; list = list->next) {
278                 IncSession *session = list->data;
279                 gchar *text[3];
280
281                 session->data = inc_dialog;
282
283                 text[0] = NULL;
284                 text[1] = session->pop3_state->ac_prefs->account_name;
285                 text[2] = _("Standby");
286                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
287         }
288
289         new_msgs += inc_start(inc_dialog);
290
291         inc_finished(mainwin, new_msgs > 0);
292         main_window_unlock(mainwin);
293         inc_autocheck_timer_set();
294 }
295
296 static IncProgressDialog *inc_progress_dialog_create(void)
297 {
298         IncProgressDialog *dialog;
299         ProgressDialog *progress;
300
301         dialog = g_new0(IncProgressDialog, 1);
302
303         progress = progress_dialog_create();
304         gtk_window_set_title(GTK_WINDOW(progress->window),
305                              _("Retrieving new messages"));
306         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
307                            GTK_SIGNAL_FUNC(inc_cancel), dialog);
308         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
309                            GTK_SIGNAL_FUNC(gtk_true), NULL);
310
311         progress_dialog_set_value(progress, 0.0);
312
313         PIXMAP_CREATE(progress->clist, okxpm, okxpmmask, complete_xpm);
314         PIXMAP_CREATE(progress->clist,
315                       currentxpm, currentxpmmask, continue_xpm);
316         PIXMAP_CREATE(progress->clist, errorxpm, errorxpmmask, error_xpm);
317
318         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
319             (prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE &&
320              manage_window_get_focus_window())) {
321                 dialog->show_dialog = TRUE;
322                 gtk_widget_show_now(progress->window);
323         }
324
325         dialog->dialog = progress;
326         dialog->queue_list = NULL;
327
328         return dialog;
329 }
330
331 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
332 {
333         progress_dialog_set_value(inc_dialog->dialog, 0.0);
334         progress_dialog_set_label(inc_dialog->dialog, "");
335 }
336
337 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
338 {
339         g_return_if_fail(inc_dialog != NULL);
340
341         progress_dialog_destroy(inc_dialog->dialog);
342
343         g_free(inc_dialog);
344 }
345
346 static IncSession *inc_session_new(PrefsAccount *account)
347 {
348         IncSession *session;
349
350         g_return_val_if_fail(account != NULL, NULL);
351
352         if (account->protocol != A_POP3 && account->protocol != A_APOP)
353                 return NULL;
354         if (!account->recv_server || !account->userid)
355                 return NULL;
356
357         session = g_new0(IncSession, 1);
358         session->pop3_state = inc_pop3_state_new(account);
359         session->pop3_state->session = session;
360
361         return session;
362 }
363
364 static void inc_session_destroy(IncSession *session)
365 {
366         g_return_if_fail(session != NULL);
367
368         inc_pop3_state_destroy(session->pop3_state);
369         g_free(session);
370 }
371
372 static Pop3State *inc_pop3_state_new(PrefsAccount *account)
373 {
374         Pop3State *state;
375
376         state = g_new0(Pop3State, 1);
377
378         state->ac_prefs = account;
379         state->folder_table = g_hash_table_new(NULL, NULL);
380         state->id_table = inc_get_uidl_table(account);
381         state->id_list = NULL;
382         state->new_id_list = NULL;
383         state->inc_state = INC_SUCCESS;
384
385         return state;
386 }
387
388 static void inc_pop3_state_destroy(Pop3State *state)
389 {
390         g_hash_table_destroy(state->folder_table);
391         g_free(state->sizes);
392
393         if (state->id_table) {
394                 hash_free_strings(state->id_table);
395                 g_hash_table_destroy(state->id_table);
396         }
397         slist_free_strings(state->id_list);
398         slist_free_strings(state->new_id_list);
399         g_slist_free(state->id_list);
400         g_slist_free(state->new_id_list);
401
402         g_free(state->greeting);
403         g_free(state->user);
404         g_free(state->pass);
405         g_free(state->prev_folder);
406
407         g_free(state);
408 }
409
410 static gint inc_start(IncProgressDialog *inc_dialog)
411 {
412         IncSession *session;
413         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
414         Pop3State *pop3_state;
415         IncState inc_state;
416         gint num = 0;
417         gint error_num = 0;
418         gint new_msgs = 0;
419
420         while (inc_dialog->queue_list != NULL) {
421                 session = inc_dialog->queue_list->data;
422                 pop3_state = session->pop3_state;
423
424                 inc_progress_dialog_clear(inc_dialog);
425
426                 pop3_state->user = g_strdup(pop3_state->ac_prefs->userid);
427                 if (pop3_state->ac_prefs->passwd)
428                         pop3_state->pass =
429                                 g_strdup(pop3_state->ac_prefs->passwd);
430                 else if (pop3_state->ac_prefs->tmp_pass)
431                         pop3_state->pass =
432                                 g_strdup(pop3_state->ac_prefs->tmp_pass);
433                 else {
434                         gchar *pass;
435                         gchar *message;
436
437                         message = g_strdup_printf
438                                 (_("Input password for %s on %s:"),
439                                  pop3_state->user,
440                                  pop3_state->ac_prefs->recv_server);
441
442                         pass = input_dialog_with_invisible(_("Input password"),
443                                                            message, NULL);
444                         g_free(message);
445                         if (inc_dialog->show_dialog)
446                                 manage_window_focus_in
447                                         (inc_dialog->mainwin->window,
448                                          NULL, NULL);
449                         if (pass) {
450                                 pop3_state->ac_prefs->tmp_pass = g_strdup(pass);
451                                 pop3_state->pass = pass;
452                         } else {
453                                 inc_session_destroy(session);
454                                 inc_dialog->queue_list = g_list_remove
455                                         (inc_dialog->queue_list, session);
456                                 continue;
457                         }
458                 }
459
460                 gtk_clist_set_pixmap(clist, num, 0, currentxpm, currentxpmmask);
461                 gtk_clist_set_text(clist, num, 2, _("Retrieving"));
462
463                 /* begin POP3 session */
464                 inc_state = inc_pop3_session_do(session);
465
466                 if (inc_state == INC_SUCCESS) {
467                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
468                         gtk_clist_set_text(clist, num, 2, _("Done"));
469                 } else if (inc_state == INC_CANCEL) {
470                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
471                         gtk_clist_set_text(clist, num, 2, _("Cancelled"));
472                 } else {
473                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
474                         if (inc_state == INC_CONNECT_ERROR)
475                                 gtk_clist_set_text(clist, num, 2,
476                                                    _("Connection failed"));
477                         else if (inc_state == INC_AUTH_FAILED)
478                                 gtk_clist_set_text(clist, num, 2,
479                                                    _("Auth failed"));
480                         else
481                                 gtk_clist_set_text(clist, num, 2, _("Error"));
482                 }
483
484                 if (pop3_state->error_val == PS_AUTHFAIL) {
485                         if(!prefs_common.noerrorpanel) {
486                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
487                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
488                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
489                                 }
490                                 alertpanel_error
491                                         (_("Authorization for %s on %s failed"),
492                                          pop3_state->user,
493                                          pop3_state->ac_prefs->recv_server);
494                         }
495                 }
496
497                 statusbar_pop_all();
498
499                 new_msgs += pop3_state->cur_total_num;
500
501                 if (!prefs_common.scan_all_after_inc) {
502                         folder_item_scan_foreach(pop3_state->folder_table);
503                         folderview_update_item_foreach
504                                 (pop3_state->folder_table);
505                 }
506
507                 if (pop3_state->error_val == PS_AUTHFAIL &&
508                     pop3_state->ac_prefs->tmp_pass) {
509                         g_free(pop3_state->ac_prefs->tmp_pass);
510                         pop3_state->ac_prefs->tmp_pass = NULL;
511                 }
512
513                 inc_write_uidl_list(pop3_state);
514
515                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
516                         error_num++;
517                         if (inc_state == INC_NOSPACE) {
518                                 inc_put_error(inc_state);
519                                 break;
520                         }
521                 }
522
523                 inc_session_destroy(session);
524                 inc_dialog->queue_list =
525                         g_list_remove(inc_dialog->queue_list, session);
526
527                 num++;
528         }
529
530         if (error_num) {
531                 if (inc_dialog->show_dialog)
532                         manage_window_focus_in(inc_dialog->dialog->window,
533                                                NULL, NULL);
534                 alertpanel_error(_("Some errors occured while getting mail."));
535                 if (inc_dialog->show_dialog)
536                         manage_window_focus_out(inc_dialog->dialog->window,
537                                                 NULL, NULL);
538         }
539
540         while (inc_dialog->queue_list != NULL) {
541                 session = inc_dialog->queue_list->data;
542                 inc_session_destroy(session);
543                 inc_dialog->queue_list =
544                         g_list_remove(inc_dialog->queue_list, session);
545         }
546
547         inc_progress_dialog_destroy(inc_dialog);
548
549         return new_msgs;
550 }
551
552
553 static IncState inc_pop3_session_do(IncSession *session)
554 {
555         Pop3State *pop3_state = session->pop3_state;
556         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
557         Automaton *atm;
558         SockInfo *sockinfo;
559         gint i;
560         gchar *server;
561         gushort port;
562         gchar *buf;
563         static AtmHandler handlers[] = {
564                 pop3_greeting_recv      ,
565                 pop3_getauth_user_send  , pop3_getauth_user_recv,
566                 pop3_getauth_pass_send  , pop3_getauth_pass_recv,
567                 pop3_getauth_apop_send  , pop3_getauth_apop_recv,
568                 pop3_getrange_stat_send , pop3_getrange_stat_recv,
569                 pop3_getrange_last_send , pop3_getrange_last_recv,
570                 pop3_getrange_uidl_send , pop3_getrange_uidl_recv,
571                 pop3_getsize_list_send  , pop3_getsize_list_recv,
572                 pop3_retr_send          , pop3_retr_recv,
573                 pop3_delete_send        , pop3_delete_recv,
574                 pop3_logout_send        , pop3_logout_recv
575         };
576
577         debug_print(_("getting new messages of account %s...\n"),
578                     pop3_state->ac_prefs->account_name);
579
580         atm = automaton_create(N_POP3_PHASE);
581
582         session->atm = atm;
583         atm->data = pop3_state;
584
585         buf = g_strdup_printf(_("%s: Retrieving new messages"),
586                               pop3_state->ac_prefs->recv_server);
587         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
588         g_free(buf);
589
590         for (i = POP3_GREETING_RECV; i < N_POP3_PHASE; i++)
591                 atm->state[i].handler = handlers[i];
592         atm->state[POP3_GREETING_RECV].condition = GDK_INPUT_READ;
593         for (i = POP3_GETAUTH_USER_SEND; i < N_POP3_PHASE; ) {
594                 atm->state[i++].condition = GDK_INPUT_WRITE;
595                 atm->state[i++].condition = GDK_INPUT_READ;
596         }
597
598         atm->terminate = (AtmHandler)pop3_automaton_terminate;
599
600         atm->num = POP3_GREETING_RECV;
601
602         server = pop3_state->ac_prefs->recv_server;
603 #if USE_SSL
604         port = pop3_state->ac_prefs->set_popport ?
605                 pop3_state->ac_prefs->popport : (pop3_state->ac_prefs->ssl_pop ? 995 : 110);
606 #else
607         port = pop3_state->ac_prefs->set_popport ?
608                 pop3_state->ac_prefs->popport : 110;
609 #endif
610
611         buf = g_strdup_printf(_("Connecting to POP3 server: %s ..."), server);
612         log_message("%s\n", buf);
613         progress_dialog_set_label(inc_dialog->dialog, buf);
614         g_free(buf);
615         GTK_EVENTS_FLUSH();
616
617 #if USE_THREADS
618         if ((sockinfo = sock_connect_with_thread(server, port)) == NULL) {
619 #else
620         if ((sockinfo = sock_connect(server, port)) == NULL) {
621 #endif
622                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
623                             server, port);
624                 if(!prefs_common.noerrorpanel) {
625                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
626                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
627                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
628                         }
629                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
630                                          server, port);
631                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
632                 }
633                 pop3_automaton_terminate(NULL, atm);
634                 automaton_destroy(atm);
635
636                 return INC_CONNECT_ERROR;
637         }
638
639         /* :WK: Hmmm, with the later sock_gdk_input, we have 2 references
640          * to the sock structure - implement a reference counter?? */
641         pop3_state->sockinfo = sockinfo;
642         atm->help_sock = sockinfo;
643
644 #ifdef USE_SSL
645         if(pop3_state->ac_prefs->ssl_pop) {
646                 if(!ssl_init_socket(sockinfo)) {
647                         pop3_automaton_terminate(NULL, atm);
648                         automaton_destroy(atm);
649                         
650                         return INC_CONNECT_ERROR;
651                 }
652         } else {
653                 sockinfo->ssl = NULL;
654         }
655 #endif
656
657
658         recv_set_ui_func(inc_pop3_recv_func, session);
659
660 #if USE_THREADS
661         atm->timeout_tag = gtk_timeout_add
662                 (TIMEOUT_ITV, (GtkFunction)connection_check_cb, atm);
663 #else
664         atm->tag = sock_gdk_input_add(sockinfo,
665                                       atm->state[atm->num].condition,
666                                       automaton_input_cb, atm);
667 #endif
668
669         gtk_main();
670
671         recv_set_ui_func(NULL, NULL);
672
673 #if USE_THREADS
674 /*
675         pthread_join(sockinfo->connect_thr, NULL);
676 */      
677 #endif
678
679 #if USE_SSL
680         ssl_done_socket(sockinfo);
681 #endif
682         automaton_destroy(atm);
683
684         return pop3_state->inc_state;
685 }
686
687 static gint pop3_automaton_terminate(SockInfo *source, Automaton *atm)
688 {
689         if (atm->tag > 0) {
690                 gdk_input_remove(atm->tag);
691                 atm->tag = 0;
692         }
693         if (atm->timeout_tag > 0) {
694                 gtk_timeout_remove(atm->timeout_tag);
695                 atm->timeout_tag = 0;
696         }
697         if (source) {
698                 sock_close(source);
699                 gtk_main_quit();
700         }
701
702         atm->terminated = TRUE;
703
704         return 0;
705 }
706
707 static GHashTable *inc_get_uidl_table(PrefsAccount *ac_prefs)
708 {
709         GHashTable *table;
710         gchar *path;
711         FILE *fp;
712         gchar buf[IDLEN + 3];
713
714         path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
715                            "uidl-", ac_prefs->recv_server,
716                            "-", ac_prefs->userid, NULL);
717         if ((fp = fopen(path, "r")) == NULL) {
718                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
719                 g_free(path);
720                 return NULL;
721         }
722         g_free(path);
723
724         table = g_hash_table_new(g_str_hash, g_str_equal);
725
726         while (fgets(buf, sizeof(buf), fp) != NULL) {
727                 strretchomp(buf);
728                 g_hash_table_insert(table, g_strdup(buf), GINT_TO_POINTER(1));
729         }
730
731         fclose(fp);
732
733         return table;
734 }
735
736 static void inc_write_uidl_list(Pop3State *state)
737 {
738         gchar *path;
739         FILE *fp;
740         GSList *cur;
741
742         if (!state->id_list) return;
743
744         path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
745                            "uidl-", state->ac_prefs->recv_server,
746                            "-", state->user, NULL);
747         if ((fp = fopen(path, "w")) == NULL) {
748                 FILE_OP_ERROR(path, "fopen");
749                 g_free(path);
750                 return;
751         }
752
753         for (cur = state->id_list; cur != NULL; cur = cur->next) {
754                 if (fputs((gchar *)cur->data, fp) == EOF) {
755                         FILE_OP_ERROR(path, "fputs");
756                         break;
757                 }
758                 if (fputc('\n', fp) == EOF) {
759                         FILE_OP_ERROR(path, "fputc");
760                         break;
761                 }
762         }
763
764         if (fclose(fp) == EOF) FILE_OP_ERROR(path, "fclose");
765         g_free(path);
766 }
767
768 #if USE_THREADS
769 static gint connection_check_cb(Automaton *atm)
770 {
771         Pop3State *state = atm->data;
772         IncProgressDialog *inc_dialog = state->session->data;
773         SockInfo *sockinfo = state->sockinfo;
774
775         /* g_print("connection check\n"); */
776
777         if (sockinfo->state == CONN_LOOKUPFAILED ||
778             sockinfo->state == CONN_FAILED) {
779                 atm->timeout_tag = 0;
780                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
781                             sockinfo->hostname, sockinfo->port);
782                 if(!prefs_common.noerrorpanel) {
783                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
784                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
785                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
786                         }
787                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
788                                          sockinfo->hostname, sockinfo->port);
789                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
790                 }
791                 pop3_automaton_terminate(sockinfo, atm);
792                 return FALSE;
793         } else if (sockinfo->state == CONN_ESTABLISHED) {
794                 atm->timeout_tag = 0;
795                 atm->tag = sock_gdk_input_add(sockinfo,
796                                               atm->state[atm->num].condition,
797                                               automaton_input_cb, atm);
798                 return FALSE;
799         } else {
800                 return TRUE;
801         }
802 }
803 #endif
804
805 static void inc_pop3_recv_func(SockInfo *sock, gint count, gint read_bytes,
806                                gpointer data)
807 {
808         gchar buf[MSGBUFSIZE];
809         IncSession *session = (IncSession *)data;
810         Pop3State *state = session->pop3_state;
811         IncProgressDialog *inc_dialog = session->data;
812         ProgressDialog *dialog = inc_dialog->dialog;
813         gint cur_total;
814         gchar *total_size;
815
816         cur_total = state->cur_total_bytes + read_bytes;
817         if (cur_total > state->total_bytes)
818                 cur_total = state->total_bytes;
819
820         Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
821         g_snprintf(buf, sizeof(buf),
822                    _("Retrieving message (%d / %d) (%s / %s)"),
823                    state->cur_msg, state->count,
824                    to_human_readable(cur_total), total_size);
825         progress_dialog_set_label(dialog, buf);
826
827         progress_dialog_set_percentage
828                 (dialog, (gfloat)cur_total / (gfloat)state->total_bytes);
829         GTK_EVENTS_FLUSH();
830 }
831
832 void inc_progress_update(Pop3State *state, Pop3Phase phase)
833 {
834         gchar buf[MSGBUFSIZE];
835         IncProgressDialog *inc_dialog = state->session->data;
836         ProgressDialog *dialog = inc_dialog->dialog;
837         gchar *total_size;
838
839         switch (phase) {
840         case POP3_GREETING_RECV:
841                 break;
842         case POP3_GETAUTH_USER_SEND:
843         case POP3_GETAUTH_USER_RECV:
844         case POP3_GETAUTH_PASS_SEND:
845         case POP3_GETAUTH_PASS_RECV:
846         case POP3_GETAUTH_APOP_SEND:
847         case POP3_GETAUTH_APOP_RECV:
848                 progress_dialog_set_label(dialog, _("Authorizing..."));
849                 break;
850         case POP3_GETRANGE_STAT_SEND:
851         case POP3_GETRANGE_STAT_RECV:
852                 progress_dialog_set_label
853                         (dialog, _("Getting the number of new messages (STAT)..."));
854                 break;
855         case POP3_GETRANGE_LAST_SEND:
856         case POP3_GETRANGE_LAST_RECV:
857                 progress_dialog_set_label
858                         (dialog, _("Getting the number of new messages (LAST)..."));
859                 break;
860         case POP3_GETRANGE_UIDL_SEND:
861         case POP3_GETRANGE_UIDL_RECV:
862                 progress_dialog_set_label
863                         (dialog, _("Getting the number of new messages (UIDL)..."));
864                 break;
865         case POP3_GETSIZE_LIST_SEND:
866         case POP3_GETSIZE_LIST_RECV:
867                 progress_dialog_set_label
868                         (dialog, _("Getting the size of messages (LIST)..."));
869                 break;
870         case POP3_RETR_SEND:
871         case POP3_RETR_RECV:
872                 Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
873                 g_snprintf(buf, sizeof(buf),
874                            _("Retrieving message (%d / %d) (%s / %s)"),
875                            state->cur_msg, state->count,
876                            to_human_readable(state->cur_total_bytes),
877                            total_size);
878                 progress_dialog_set_label(dialog, buf);
879                 progress_dialog_set_percentage
880                         (dialog,
881                          (gfloat)(state->cur_total_bytes) /
882                          (gfloat)(state->total_bytes));
883                 break;
884         case POP3_DELETE_SEND:
885         case POP3_DELETE_RECV:
886                 progress_dialog_set_label(dialog, _("Deleting message"));
887                 break;
888         case POP3_LOGOUT_SEND:
889         case POP3_LOGOUT_RECV:
890                 progress_dialog_set_label(dialog, _("Quitting"));
891                 break;
892         default:
893                 break;
894         }
895 }
896
897 gint inc_drop_message(const gchar *file, Pop3State *state)
898 {
899         FolderItem *inbox;
900         FolderItem *dropfolder;
901         gint val;
902         gint msgnum;
903         
904         if (state->ac_prefs->inbox) {
905                 inbox = folder_find_item_from_path(state->ac_prefs->inbox);
906                 if (!inbox)
907                         inbox = folder_get_default_inbox();
908         } else
909                 inbox = folder_get_default_inbox();
910         if (!inbox) {
911                 unlink(file);
912                 return -1;
913         }
914
915         if (prefs_filtering == NULL) {
916                 /* old filtering */
917                 if (state->ac_prefs->filter_on_recv) {
918                         dropfolder =
919                                 filter_get_dest_folder(prefs_common.fltlist, file);
920                         if (!dropfolder) dropfolder = inbox;
921                         else if (!strcmp(dropfolder->path, FILTER_NOT_RECEIVE)) {
922                                 g_warning(_("a message won't be received\n"));
923                                 return 1;
924                         }
925                 } else
926                         dropfolder = inbox;
927         } else {
928                 /* new filtering */
929                 dropfolder = inbox;
930         }
931
932         val = GPOINTER_TO_INT(g_hash_table_lookup
933                               (state->folder_table, dropfolder));
934         if (val == 0) {
935                 folder_item_scan(dropfolder);
936                 g_hash_table_insert(state->folder_table, dropfolder,
937                                     GINT_TO_POINTER(1));
938         }
939
940         if (prefs_filtering == NULL || !state->ac_prefs->filter_on_recv) {
941                 if ((msgnum = folder_item_add_msg(dropfolder, file, TRUE)) < 0) {
942                         unlink(file);
943                         return -1;
944                 }
945         }
946         else {
947                 filter_incoming_message(dropfolder, file, state->folder_table);
948         }               
949
950         return 0;
951 }
952
953 static void inc_put_error(IncState istate)
954 {
955         switch (istate) {
956         case INC_ERROR:
957                 if(!prefs_common.noerrorpanel) {
958                         alertpanel_error(_("Error occurred while processing mail."));
959                 }
960                 break;
961         case INC_NOSPACE:
962                 alertpanel_error(_("No disk space left."));
963                 break;
964         default:
965                 break;
966         }
967 }
968
969 static void inc_cancel(GtkWidget *widget, gpointer data)
970 {
971         IncProgressDialog *dialog = data;
972         IncSession *session = dialog->queue_list->data;
973         SockInfo *sockinfo = session->pop3_state->sockinfo;
974
975 #if USE_THREADS
976         if (sockinfo->state == CONN_READY ||
977             sockinfo->state == CONN_LOOKUPSUCCESS) {
978                 pthread_cancel(sockinfo->connect_thr);
979                 /* pthread_kill(sockinfo->connect_thr, SIGINT); */
980                 g_print("connection was cancelled.\n");
981         }
982 #endif
983
984         session->pop3_state->inc_state = INC_CANCEL;
985         pop3_automaton_terminate(sockinfo, session->atm);
986 }
987
988 static gint inc_spool(void)
989 {
990         gchar *mbox, *logname;
991         gint msgs;
992
993         logname = g_get_user_name();
994         mbox = g_strconcat(prefs_common.spool_path
995                            ? prefs_common.spool_path : DEFAULT_SPOOL_PATH,
996                            G_DIR_SEPARATOR_S, logname, NULL);
997         msgs = get_spool(folder_get_default_inbox(), mbox);
998         g_free(mbox);
999
1000         return msgs;
1001 }
1002
1003 static void inc_spool_account(PrefsAccount *account)
1004 {
1005         FolderItem *inbox;
1006         FolderItem *dropfolder;
1007         gint val;
1008
1009         if (account->inbox) {
1010                 inbox = folder_find_item_from_path(account->inbox);
1011                 if (!inbox)
1012                         inbox = folder_get_default_inbox();
1013         } else
1014                 inbox = folder_get_default_inbox();
1015
1016         get_spool(inbox, account->local_mbox);
1017 }
1018
1019 static void inc_all_spool(void)
1020 {
1021         GList *list = NULL;
1022
1023         list = account_get_list();
1024         if (!list) return;
1025
1026         for (; list != NULL; list = list->next) {
1027                 IncSession *session;
1028                 PrefsAccount *account = list->data;
1029
1030                 if (account->protocol == A_LOCAL)
1031                         inc_spool_account(account);
1032         }
1033 }
1034
1035 static gint get_spool(FolderItem *dest, const gchar *mbox)
1036 {
1037         gint msgs, size;
1038         gint lockfd;
1039         gchar tmp_mbox[MAXPATHLEN + 1];
1040         GHashTable *folder_table = NULL;
1041
1042         g_return_val_if_fail(dest != NULL, -1);
1043         g_return_val_if_fail(mbox != NULL, -1);
1044
1045         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1046                 debug_print(_("no messages in local mailbox.\n"));
1047                 return 0;
1048         } else if (size < 0)
1049                 return -1;
1050
1051         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1052                 return -1;
1053
1054         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox%d",
1055                    get_rc_dir(), G_DIR_SEPARATOR, (gint)mbox);
1056
1057         if (copy_mbox(mbox, tmp_mbox) < 0)
1058                 return -1;
1059
1060         debug_print(_("Getting new messages from %s into %s...\n"),
1061                     mbox, dest->path);
1062
1063         if (prefs_common.filter_on_inc)
1064                 folder_table = g_hash_table_new(NULL, NULL);
1065         msgs = proc_mbox(dest, tmp_mbox, folder_table);
1066
1067         unlink(tmp_mbox);
1068         if (msgs >= 0) empty_mbox(mbox);
1069         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1070
1071         if (folder_table) {
1072                 if (!prefs_common.scan_all_after_inc) {
1073                 g_hash_table_insert(folder_table, dest,
1074                                     GINT_TO_POINTER(1));
1075                         folder_item_scan_foreach(folder_table);
1076                         folderview_update_item_foreach(folder_table);
1077                 }
1078                 g_hash_table_destroy(folder_table);
1079         } else if (!prefs_common.scan_all_after_inc) {
1080                 folder_item_scan(dest);
1081                 folderview_update_item(dest, FALSE);
1082         }
1083
1084         return msgs;
1085 }
1086
1087 static guint autocheck_timer = 0;
1088 static gpointer autocheck_data = NULL;
1089
1090 void inc_autocheck_timer_init(MainWindow *mainwin)
1091 {
1092         autocheck_data = mainwin;
1093         inc_autocheck_timer_set();
1094 }
1095
1096 void inc_autocheck_timer_set(void)
1097 {
1098         inc_autocheck_timer_remove();
1099
1100         if (prefs_common.autochk_newmail && autocheck_data) {
1101                 autocheck_timer = gtk_timeout_add
1102                         (prefs_common.autochk_itv * 60000,
1103                          inc_autocheck_func,
1104                          autocheck_data);
1105         }
1106 }
1107
1108 void inc_autocheck_timer_remove(void)
1109 {
1110         if (autocheck_timer) {
1111                 gtk_timeout_remove(autocheck_timer);
1112                 autocheck_timer = 0;
1113         }
1114 }
1115
1116 static gint inc_autocheck_func(gpointer data)
1117 {
1118         MainWindow *mainwin = (MainWindow *)data;
1119
1120         inc_all_account_mail(mainwin);
1121
1122         return FALSE;
1123 }