src/inc.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtkwindow.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtkprogressbar.h>
  31 #include <stdio.h>
  32 #include <unistd.h>
  33 #include <string.h>
  34 #include <time.h>
  35 #include <sys/time.h>
  36 #include <sys/types.h>
  37 #include <sys/stat.h>
  38 #include <sys/wait.h>
  39 #include <signal.h>
  40 #include <errno.h>
  41
  42 #include "intl.h"
  43 #include "main.h"
  44 #include "inc.h"
  45 #include "mainwindow.h"
  46 #include "folderview.h"
  47 #include "summaryview.h"
  48 #include "prefs_common.h"
  49 #include "prefs_account.h"
  50 #include "account.h"
  51 #include "procmsg.h"
  52 #include "socket.h"
  53 #include "ssl.h"
  54 #include "pop.h"
  55 #include "recv.h"
  56 #include "mbox.h"
  57 #include "utils.h"
  58 #include "gtkutils.h"
  59 #include "statusbar.h"
  60 #include "manage_window.h"
  61 #include "stock_pixmap.h"
  62 #include "progressdialog.h"
  63 #include "inputdialog.h"
  64 #include "alertpanel.h"
  65 #include "folder.h"
  66 #include "filtering.h"
  67 #include "log.h"
  68 #include "hooks.h"
  69
  70 static GList *inc_dialog_list = NULL;
  71
  72 static guint inc_lock_count = 0;
  73
  74 static GdkPixmap *currentxpm;
  75 static GdkBitmap *currentxpmmask;
  76 static GdkPixmap *errorxpm;
  77 static GdkBitmap *errorxpmmask;
  78 static GdkPixmap *okxpm;
  79 static GdkBitmap *okxpmmask;
  80
  81 #define MSGBUFSIZE      8192
  82
  83 static void inc_finished                (MainWindow             *mainwin,
  84                                          gboolean                new_messages);
  85 static gint inc_account_mail_real       (MainWindow             *mainwin,
  86                                          PrefsAccount           *account);
  87
  88 static IncProgressDialog *inc_progress_dialog_create
  89                                         (gboolean                autocheck);
  90 static void inc_progress_dialog_set_list(IncProgressDialog      *inc_dialog);
  91 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
  92
  93 static IncSession *inc_session_new      (PrefsAccount           *account);
  94 static void inc_session_destroy         (IncSession             *session);
  95 static gint inc_start                   (IncProgressDialog      *inc_dialog);
  96 static IncState inc_pop3_session_do     (IncSession             *session);
  97
  98 static void inc_progress_dialog_update  (IncProgressDialog      *inc_dialog,
  99                                          IncSession             *inc_session);
 100
 101 static void inc_progress_dialog_set_label
 102                                         (IncProgressDialog      *inc_dialog,
 103                                          IncSession             *inc_session);
 104 static void inc_progress_dialog_set_progress
 105                                         (IncProgressDialog      *inc_dialog,
 106                                          IncSession             *inc_session);
 107
 108 static void inc_progress_dialog_update_periodic
 109                                         (IncProgressDialog      *inc_dialog,
 110                                          IncSession             *inc_session);
 111
 112 static gint inc_recv_data_progressive   (Session        *session,
 113                                          guint           cur_len,
 114                                          guint           total_len,
 115                                          gpointer        data);
 116 static gint inc_recv_data_finished      (Session        *session,
 117                                          guint           len,
 118                                          gpointer        data);
 119 static gint inc_recv_message            (Session        *session,
 120                                          const gchar    *msg,
 121                                          gpointer        data);
 122 static gint inc_drop_message            (Pop3Session    *session,
 123                                          const gchar    *file,
 124                                          gboolean        update_file);
 125
 126 static void inc_put_error               (IncState        istate,
 127                                          const gchar    *msg);
 128
 129 static void inc_cancel_cb               (GtkWidget      *widget,
 130                                          gpointer        data);
 131 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
 132                                          GdkEventAny    *event,
 133                                          gpointer        data);
 134
 135 static gint get_spool                   (FolderItem     *dest,
 136                                          const gchar    *mbox);
 137
 138 static gint inc_spool_account(PrefsAccount *account);
 139 static gint inc_all_spool(void);
 140 static void inc_autocheck_timer_set_interval    (guint           interval);
 141 static gint inc_autocheck_func                  (gpointer        data);
 142
 143 static void inc_notify_cmd              (gint new_msgs,
 144                                          gboolean notify);
 145
 146 /**
 147  * inc_finished:
 148  * @mainwin: Main window.
 149  * @new_messages: TRUE if some messages have been received.
 150  *
 151  * Update the folder view and the summary view after receiving
 152  * messages.  If @new_messages is FALSE, this function avoids unneeded
 153  * updating.
 154  **/
 155 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
 156 {
 157         FolderItem *item;
 158
 159         if (prefs_common.scan_all_after_inc)
 160                 folderview_check_new(NULL);
 161
 162         if (!new_messages && !prefs_common.scan_all_after_inc) return;
 163
 164         if (prefs_common.open_inbox_on_inc) {
 165                 item = cur_account && cur_account->inbox
 166                         ? folder_find_item_from_identifier(cur_account->inbox)
 167                         : folder_get_default_inbox();
 168                 folderview_unselect(mainwin->folderview);
 169                 folderview_select(mainwin->folderview, item);
 170         }
 171 }
 172
 173 void inc_mail(MainWindow *mainwin, gboolean notify)
 174 {
 175         gint new_msgs = 0;
 176         gint account_new_msgs = 0;
 177
 178         if (inc_lock_count) return;
 179
 180         if (prefs_common.work_offline)
 181                 if (alertpanel(_("Offline warning"),
 182                                _("You're working offline. Override?"),
 183                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 184                 return;
 185
 186         inc_lock();
 187         inc_autocheck_timer_remove();
 188         main_window_lock(mainwin);
 189
 190         if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
 191                 /* external incorporating program */
 192                 if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
 193                         main_window_unlock(mainwin);
 194                         inc_autocheck_timer_set();
 195                         return;
 196                 }
 197         } else {
 198                 account_new_msgs = inc_account_mail_real(mainwin, cur_account);
 199                 if (account_new_msgs > 0)
 200                         new_msgs += account_new_msgs;
 201         }
 202
 203         inc_finished(mainwin, new_msgs > 0);
 204         main_window_unlock(mainwin);
 205         inc_notify_cmd(new_msgs, notify);
 206         inc_autocheck_timer_set();
 207         inc_unlock();
 208 }
 209
 210 void inc_pop_before_smtp(PrefsAccount *acc)
 211 {
 212         IncProgressDialog *inc_dialog;
 213         IncSession *session;
 214         MainWindow *mainwin;
 215
 216         mainwin = mainwindow_get_mainwindow();
 217
 218         session = inc_session_new(acc);
 219         if (!session) return;
 220         POP3_SESSION(session->session)->pop_before_smtp = TRUE;
 221
 222         inc_dialog = inc_progress_dialog_create(FALSE);
 223         inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 224                                                session);
 225         /* FIXME: assumes to attach to first main window */
 226         inc_dialog->mainwin = mainwin;
 227         inc_progress_dialog_set_list(inc_dialog);
 228
 229         if (mainwin) {
 230                 toolbar_main_set_sensitive(mainwin);
 231                 main_window_set_menu_sensitive(mainwin);
 232         }
 233
 234         inc_start(inc_dialog);
 235 }
 236
 237 static gint inc_account_mail_real(MainWindow *mainwin, PrefsAccount *account)
 238 {
 239         IncProgressDialog *inc_dialog;
 240         IncSession *session;
 241
 242         switch (account->protocol) {
 243         case A_IMAP4:
 244         case A_NNTP:
 245                 /* Melvin: bug [14]
 246                  * FIXME: it should return foldeview_check_new() value.
 247                  * TODO: do it when bug [19] is fixed (IMAP folder sets
 248                  * an incorrect new message count)
 249                  */
 250                 folderview_check_new(FOLDER(account->folder));
 251                 return 0;
 252         case A_POP3:
 253         case A_APOP:
 254                 session = inc_session_new(account);
 255                 if (!session) return 0;
 256
 257                 inc_dialog = inc_progress_dialog_create(FALSE);
 258                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 259                                                        session);
 260                 inc_dialog->mainwin = mainwin;
 261                 inc_progress_dialog_set_list(inc_dialog);
 262
 263                 if (mainwin) {
 264                         toolbar_main_set_sensitive(mainwin);
 265                         main_window_set_menu_sensitive(mainwin);
 266                 }
 267
 268                 return inc_start(inc_dialog);
 269
 270         case A_LOCAL:
 271                 return inc_spool_account(account);
 272
 273         default:
 274                 break;
 275         }
 276         return 0;
 277 }
 278
 279 gint inc_account_mail(MainWindow *mainwin, PrefsAccount *account)
 280 {
 281         gint new_msgs;
 282
 283         if (inc_lock_count) return 0;
 284
 285         if (prefs_common.work_offline)
 286                 if (alertpanel(_("Offline warning"),
 287                                _("You're working offline. Override?"),
 288                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 289                         return 0;
 290
 291         inc_autocheck_timer_remove();
 292         main_window_lock(mainwin);
 293
 294         new_msgs = inc_account_mail_real(mainwin, account);
 295
 296         inc_finished(mainwin, new_msgs > 0);
 297         main_window_unlock(mainwin);
 298         inc_autocheck_timer_set();
 299
 300         return new_msgs;
 301 }
 302
 303 void inc_all_account_mail(MainWindow *mainwin, gboolean autocheck,
 304                           gboolean notify)
 305 {
 306         GList *list, *queue_list = NULL;
 307         IncProgressDialog *inc_dialog;
 308         gint new_msgs = 0;
 309         gint account_new_msgs = 0;
 310
 311         if (prefs_common.work_offline)
 312                 if (alertpanel(_("Offline warning"),
 313                                _("You're working offline. Override?"),
 314                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 315                 return;
 316
 317         if (inc_lock_count) return;
 318
 319         inc_autocheck_timer_remove();
 320         main_window_lock(mainwin);
 321
 322         list = account_get_list();
 323         if (!list) {
 324                 inc_finished(mainwin, new_msgs > 0);
 325                 main_window_unlock(mainwin);
 326                 inc_notify_cmd(new_msgs, notify);
 327                 inc_autocheck_timer_set();
 328                 return;
 329         }
 330
 331         /* check local folders */
 332         account_new_msgs = inc_all_spool();
 333         if (account_new_msgs > 0)
 334                 new_msgs += account_new_msgs;
 335
 336         /* check IMAP4 / News folders */
 337         for (list = account_get_list(); list != NULL; list = list->next) {
 338                 PrefsAccount *account = list->data;
 339                 if ((account->protocol == A_IMAP4 ||
 340                      account->protocol == A_NNTP) && account->recv_at_getall) {
 341                         new_msgs += folderview_check_new(FOLDER(account->folder));
 342                 }
 343         }
 344
 345         /* check POP3 accounts */
 346         for (list = account_get_list(); list != NULL; list = list->next) {
 347                 IncSession *session;
 348                 PrefsAccount *account = list->data;
 349
 350                 if (account->recv_at_getall) {
 351                         session = inc_session_new(account);
 352                         if (session)
 353                                 queue_list = g_list_append(queue_list, session);
 354                 }
 355         }
 356
 357         if (queue_list) {
 358                 inc_dialog = inc_progress_dialog_create(autocheck);
 359                 inc_dialog->queue_list = queue_list;
 360                 inc_dialog->mainwin = mainwin;
 361                 inc_progress_dialog_set_list(inc_dialog);
 362
 363                 toolbar_main_set_sensitive(mainwin);
 364                 main_window_set_menu_sensitive(mainwin);
 365                 new_msgs += inc_start(inc_dialog);
 366         }
 367
 368         inc_finished(mainwin, new_msgs > 0);
 369         main_window_unlock(mainwin);
 370         inc_notify_cmd(new_msgs, notify);
 371         inc_autocheck_timer_set();
 372 }
 373
 374 static IncProgressDialog *inc_progress_dialog_create(gboolean autocheck)
 375 {
 376         IncProgressDialog *dialog;
 377         ProgressDialog *progress;
 378
 379         dialog = g_new0(IncProgressDialog, 1);
 380
 381         progress = progress_dialog_create();
 382         gtk_window_set_title(GTK_WINDOW(progress->window),
 383                              _("Retrieving new messages"));
 384         g_signal_connect(G_OBJECT(progress->cancel_btn), "clicked",
 385                          G_CALLBACK(inc_cancel_cb), dialog);
 386         g_signal_connect(G_OBJECT(progress->window), "delete_event",
 387                          G_CALLBACK(inc_dialog_delete_cb), dialog);
 388         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
 389
 390         progress_dialog_set_value(progress, 0.0);
 391
 392         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_COMPLETE,
 393                          &okxpm, &okxpmmask);
 394         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_CONTINUE,
 395                          &currentxpm, &currentxpmmask);
 396         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_ERROR,
 397                          &errorxpm, &errorxpmmask);
 398
 399         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
 400             (prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL &&
 401              !autocheck)) {
 402                 dialog->show_dialog = TRUE;
 403                 gtk_widget_show_now(progress->window);
 404         }
 405
 406         dialog->dialog = progress;
 407         gettimeofday(&dialog->progress_tv, NULL);
 408         gettimeofday(&dialog->folder_tv, NULL);
 409         dialog->queue_list = NULL;
 410         dialog->cur_row = 0;
 411
 412         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
 413
 414         return dialog;
 415 }
 416
 417 static void inc_progress_dialog_set_list(IncProgressDialog *inc_dialog)
 418 {
 419         GList *list;
 420
 421         for (list = inc_dialog->queue_list; list != NULL; list = list->next) {
 422                 IncSession *session = list->data;
 423                 Pop3Session *pop3_session = POP3_SESSION(session->session);
 424                 gchar *text[3];
 425
 426                 session->data = inc_dialog;
 427
 428                 text[0] = NULL;
 429                 text[1] = pop3_session->ac_prefs->account_name;
 430                 text[2] = _("Standby");
 431                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 432         }
 433 }
 434
 435 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 436 {
 437         progress_dialog_set_value(inc_dialog->dialog, 0.0);
 438         progress_dialog_set_label(inc_dialog->dialog, "");
 439         if (inc_dialog->mainwin)
 440                 main_window_progress_off(inc_dialog->mainwin);
 441 }
 442
 443 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 444 {
 445         g_return_if_fail(inc_dialog != NULL);
 446
 447         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
 448
 449         if (inc_dialog->mainwin)
 450                 main_window_progress_off(inc_dialog->mainwin);
 451         progress_dialog_destroy(inc_dialog->dialog);
 452
 453         g_free(inc_dialog);
 454 }
 455
 456 static IncSession *inc_session_new(PrefsAccount *account)
 457 {
 458         IncSession *session;
 459
 460         g_return_val_if_fail(account != NULL, NULL);
 461
 462         if (account->protocol != A_POP3 && account->protocol != A_APOP)
 463                 return NULL;
 464         if (!account->recv_server || !account->userid)
 465                 return NULL;
 466
 467         session = g_new0(IncSession, 1);
 468
 469         session->session = pop3_session_new(account);
 470         session->session->data = session;
 471         POP3_SESSION(session->session)->drop_message = inc_drop_message;
 472         session_set_recv_message_notify(session->session,
 473                                         inc_recv_message, session);
 474         session_set_recv_data_progressive_notify(session->session,
 475                                                  inc_recv_data_progressive,
 476                                                  session);
 477         session_set_recv_data_notify(session->session,
 478                                      inc_recv_data_finished, session);
 479
 480         return session;
 481 }
 482
 483 static void inc_session_destroy(IncSession *session)
 484 {
 485         g_return_if_fail(session != NULL);
 486
 487         session_destroy(session->session);
 488         g_free(session);
 489 }
 490
 491 static gint inc_start(IncProgressDialog *inc_dialog)
 492 {
 493         IncSession *session;
 494         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
 495         GList *qlist;
 496         Pop3Session *pop3_session;
 497         IncState inc_state;
 498         gint error_num = 0;
 499         gint new_msgs = 0;
 500         gchar *msg;
 501         gchar *fin_msg;
 502         FolderItem *processing, *inbox;
 503         MsgInfo *msginfo;
 504         GSList *msglist, *msglist_element;
 505
 506         qlist = inc_dialog->queue_list;
 507         while (qlist != NULL) {
 508                 GList *next = qlist->next;
 509
 510                 session = qlist->data;
 511                 pop3_session = POP3_SESSION(session->session);
 512                 pop3_session->user = g_strdup(pop3_session->ac_prefs->userid);
 513                 if (pop3_session->ac_prefs->passwd)
 514                         pop3_session->pass =
 515                                 g_strdup(pop3_session->ac_prefs->passwd);
 516                 else if (pop3_session->ac_prefs->tmp_pass)
 517                         pop3_session->pass =
 518                                 g_strdup(pop3_session->ac_prefs->tmp_pass);
 519                 else {
 520                         gchar *pass;
 521
 522                         if (inc_dialog->show_dialog)
 523                                 manage_window_focus_in
 524                                         (inc_dialog->dialog->window,
 525                                          NULL, NULL);
 526
 527                         pass = input_dialog_query_password
 528                                 (pop3_session->ac_prefs->recv_server,
 529                                  pop3_session->user);
 530
 531                         if (inc_dialog->show_dialog)
 532                                 manage_window_focus_out
 533                                         (inc_dialog->dialog->window,
 534                                          NULL, NULL);
 535
 536                         if (pass) {
 537                                 pop3_session->ac_prefs->tmp_pass =
 538                                         g_strdup(pass);
 539                                 pop3_session->pass = pass;
 540                         }
 541                 }
 542
 543                 qlist = next;
 544         }
 545
 546 #define SET_PIXMAP_AND_TEXT(xpm, xpmmask, str)                             \
 547 {                                                                          \
 548         gtk_clist_set_pixmap(clist, inc_dialog->cur_row, 0, xpm, xpmmask); \
 549         gtk_clist_set_text(clist, inc_dialog->cur_row, 2, str);            \
 550 }
 551
 552         for (; inc_dialog->queue_list != NULL; inc_dialog->cur_row++) {
 553                 session = inc_dialog->queue_list->data;
 554                 pop3_session = POP3_SESSION(session->session);
 555
 556                 if (pop3_session->pass == NULL) {
 557                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, _("Cancelled"));
 558                         inc_session_destroy(session);
 559                         inc_dialog->queue_list =
 560                                 g_list_remove(inc_dialog->queue_list, session);
 561                         continue;
 562                 }
 563
 564                 inc_progress_dialog_clear(inc_dialog);
 565                 gtk_clist_moveto(clist, inc_dialog->cur_row, -1, 1.0, 0.0);
 566
 567                 SET_PIXMAP_AND_TEXT(currentxpm, currentxpmmask,
 568                                     _("Retrieving"));
 569
 570                 /* begin POP3 session */
 571                 inc_state = inc_pop3_session_do(session);
 572
 573                 switch (inc_state) {
 574                 case INC_SUCCESS:
 575                         if (pop3_session->cur_total_num > 0)
 576                                 msg = g_strdup_printf
 577                                         (_("Done (%d message(s) (%s) received)"),
 578                                          pop3_session->cur_total_num,
 579                                          to_human_readable(pop3_session->cur_total_recv_bytes));
 580                         else
 581                                 msg = g_strdup_printf(_("Done (no new messages)"));
 582                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, msg);
 583                         g_free(msg);
 584                         break;
 585                 case INC_CONNECT_ERROR:
 586                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
 587                                             _("Connection failed"));
 588                         break;
 589                 case INC_AUTH_FAILED:
 590                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
 591                                             _("Auth failed"));
 592                         break;
 593                 case INC_LOCKED:
 594                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
 595                                             _("Locked"));
 596                         break;
 597                 case INC_ERROR:
 598                 case INC_NO_SPACE:
 599                 case INC_IO_ERROR:
 600                 case INC_SOCKET_ERROR:
 601                 case INC_EOF:
 602                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask, _("Error"));
 603                         break;
 604                 case INC_TIMEOUT:
 605                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask, _("Timeout"));
 606                         break;
 607                 case INC_CANCEL:
 608                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, _("Cancelled"));
 609                         break;
 610                 default:
 611                         break;
 612                 }
 613
 614                 if (pop3_session->error_val == PS_AUTHFAIL) {
 615                         if(!prefs_common.no_recv_err_panel) {
 616                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 617                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window))
 618                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 619                         }
 620                 }
 621
 622                 /* CLAWS: perform filtering actions on dropped message */
 623                 /* CLAWS: get default inbox (perhaps per account) */
 624                 if (pop3_session->ac_prefs->inbox) {
 625                         /* CLAWS: get destination folder / mailbox */
 626                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
 627                         if (!inbox)
 628                                 inbox = folder_get_default_inbox();
 629                 } else
 630                         inbox = folder_get_default_inbox();
 631
 632                 /* get list of messages in processing */
 633                 processing = folder_get_default_processing();
 634                 folder_item_scan(processing);
 635                 msglist = folder_item_get_msg_list(processing);
 636
 637                 /* process messages */
 638                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
 639                         msginfo = (MsgInfo *) msglist_element->data;
 640                         if (!pop3_session->ac_prefs->filter_on_recv || !procmsg_msginfo_filter(msginfo))
 641                                 folder_item_move_msg(inbox, msginfo);
 642                         procmsg_msginfo_free(msginfo);
 643                 }
 644                 g_slist_free(msglist);
 645
 646                 new_msgs += pop3_session->cur_total_num;
 647
 648                 if (pop3_session->error_val == PS_AUTHFAIL &&
 649                     pop3_session->ac_prefs->tmp_pass) {
 650                         g_free(pop3_session->ac_prefs->tmp_pass);
 651                         pop3_session->ac_prefs->tmp_pass = NULL;
 652                 }
 653
 654                 pop3_write_uidl_list(pop3_session);
 655
 656                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
 657                         error_num++;
 658                         if (inc_dialog->show_dialog)
 659                                 manage_window_focus_in
 660                                         (inc_dialog->dialog->window,
 661                                          NULL, NULL);
 662                         inc_put_error(inc_state, pop3_session->error_msg);
 663                         if (inc_dialog->show_dialog)
 664                                 manage_window_focus_out
 665                                         (inc_dialog->dialog->window,
 666                                          NULL, NULL);
 667                         if (inc_state == INC_NO_SPACE ||
 668                             inc_state == INC_IO_ERROR)
 669                                 break;
 670                 }
 671
 672                 inc_session_destroy(session);
 673                 inc_dialog->queue_list =
 674                         g_list_remove(inc_dialog->queue_list, session);
 675         }
 676
 677 #undef SET_PIXMAP_AND_TEXT
 678
 679         if (new_msgs > 0)
 680                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
 681                                           new_msgs);
 682         else
 683                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
 684
 685         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
 686
 687 #if 0
 688         if (error_num && !prefs_common.no_recv_err_panel) {
 689                 if (inc_dialog->show_dialog)
 690                         manage_window_focus_in(inc_dialog->dialog->window,
 691                                                NULL, NULL);
 692                 alertpanel_error_log(_("Some errors occurred while getting mail."));
 693                 if (inc_dialog->show_dialog)
 694                         manage_window_focus_out(inc_dialog->dialog->window,
 695                                                 NULL, NULL);
 696         }
 697 #endif
 698
 699         while (inc_dialog->queue_list != NULL) {
 700                 session = inc_dialog->queue_list->data;
 701                 inc_session_destroy(session);
 702                 inc_dialog->queue_list =
 703                         g_list_remove(inc_dialog->queue_list, session);
 704         }
 705
 706         if (prefs_common.close_recv_dialog || !inc_dialog->show_dialog)
 707                 inc_progress_dialog_destroy(inc_dialog);
 708         else {
 709                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
 710                                      fin_msg);
 711                 gtk_label_set_text(GTK_LABEL(GTK_BIN(inc_dialog->dialog->cancel_btn)->child),
 712                                    _("Close"));
 713         }
 714
 715         g_free(fin_msg);
 716
 717         return new_msgs;
 718 }
 719
 720 static IncState inc_pop3_session_do(IncSession *session)
 721 {
 722         Pop3Session *pop3_session = POP3_SESSION(session->session);
 723         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 724         gchar *server;
 725         gushort port;
 726         gchar *buf;
 727
 728         debug_print("getting new messages of account %s...\n",
 729                     pop3_session->ac_prefs->account_name);
 730
 731         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
 732
 733         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 734                               pop3_session->ac_prefs->recv_server);
 735         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 736         g_free(buf);
 737
 738         server = pop3_session->ac_prefs->recv_server;
 739 #if USE_OPENSSL
 740         port = pop3_session->ac_prefs->set_popport ?
 741                 pop3_session->ac_prefs->popport :
 742                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
 743         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
 744         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE)
 745                 SESSION(pop3_session)->nonblocking =
 746                         pop3_session->ac_prefs->use_nonblocking_ssl;
 747 #else
 748         port = pop3_session->ac_prefs->set_popport ?
 749                 pop3_session->ac_prefs->popport : 110;
 750 #endif
 751
 752         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
 753         log_message("%s\n", buf);
 754
 755         progress_dialog_set_label(inc_dialog->dialog, buf);
 756         g_free(buf);
 757
 758         session_set_timeout(SESSION(pop3_session),
 759                             prefs_common.io_timeout_secs * 1000);
 760
 761         if (session_connect(SESSION(pop3_session), server, port) < 0) {
 762                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 763                             server, port);
 764                 if(!prefs_common.no_recv_err_panel) {
 765                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 766                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
 767                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 768                         }
 769                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 770                                          server, port);
 771                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 772                 }
 773                 session->inc_state = INC_CONNECT_ERROR;
 774                 statusbar_pop_all();
 775                 return INC_CONNECT_ERROR;
 776         }
 777
 778         while (session_is_connected(SESSION(pop3_session)) &&
 779                session->inc_state != INC_CANCEL)
 780                 gtk_main_iteration();
 781
 782         if (session->inc_state == INC_SUCCESS) {
 783                 switch (pop3_session->error_val) {
 784                 case PS_SUCCESS:
 785                         switch (SESSION(pop3_session)->state) {
 786                         case SESSION_ERROR:
 787                                 if (pop3_session->state == POP3_READY)
 788                                         session->inc_state = INC_CONNECT_ERROR;
 789                                 else
 790                                         session->inc_state = INC_ERROR;
 791                                 break;
 792                         case SESSION_EOF:
 793                                 session->inc_state = INC_EOF;
 794                                 break;
 795                         case SESSION_TIMEOUT:
 796                                 session->inc_state = INC_TIMEOUT;
 797                                 break;
 798                         default:
 799                                 session->inc_state = INC_SUCCESS;
 800                                 break;
 801                         }
 802                         break;
 803                 case PS_AUTHFAIL:
 804                         session->inc_state = INC_AUTH_FAILED;
 805                         break;
 806                 case PS_IOERR:
 807                         session->inc_state = INC_IO_ERROR;
 808                         break;
 809                 case PS_SOCKET:
 810                         session->inc_state = INC_SOCKET_ERROR;
 811                         break;
 812                 case PS_LOCKBUSY:
 813                         session->inc_state = INC_LOCKED;
 814                         break;
 815                 default:
 816                         session->inc_state = INC_ERROR;
 817                         break;
 818                 }
 819         }
 820
 821         session_disconnect(SESSION(pop3_session));
 822         statusbar_pop_all();
 823
 824         return session->inc_state;
 825 }
 826
 827 static void inc_progress_dialog_update(IncProgressDialog *inc_dialog,
 828                                        IncSession *inc_session)
 829 {
 830         inc_progress_dialog_set_label(inc_dialog, inc_session);
 831         inc_progress_dialog_set_progress(inc_dialog, inc_session);
 832 }
 833
 834 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
 835                                           IncSession *inc_session)
 836 {
 837         ProgressDialog *dialog = inc_dialog->dialog;
 838         Pop3Session *session;
 839
 840         g_return_if_fail(inc_session != NULL);
 841
 842         session = POP3_SESSION(inc_session->session);
 843
 844         switch (session->state) {
 845         case POP3_GREETING:
 846                 break;
 847         case POP3_GETAUTH_USER:
 848         case POP3_GETAUTH_PASS:
 849         case POP3_GETAUTH_APOP:
 850                 progress_dialog_set_label(dialog, _("Authenticating..."));
 851                 statusbar_print_all(_("Retrieving messages from %s (%s) ..."),
 852                                     SESSION(session)->server,
 853                                     session->ac_prefs->account_name);
 854                 break;
 855         case POP3_GETRANGE_STAT:
 856                 progress_dialog_set_label
 857                         (dialog, _("Getting the number of new messages (STAT)..."));
 858                 break;
 859         case POP3_GETRANGE_LAST:
 860                 progress_dialog_set_label
 861                         (dialog, _("Getting the number of new messages (LAST)..."));
 862                 break;
 863         case POP3_GETRANGE_UIDL:
 864                 progress_dialog_set_label
 865                         (dialog, _("Getting the number of new messages (UIDL)..."));
 866                 break;
 867         case POP3_GETSIZE_LIST:
 868                 progress_dialog_set_label
 869                         (dialog, _("Getting the size of messages (LIST)..."));
 870                 break;
 871         case POP3_RETR:
 872         case POP3_RETR_RECV:
 873                 break;
 874         case POP3_DELETE:
 875 #if 0
 876                 if (session->msg[session->cur_msg].recv_time <
 877                         session->current_time) {
 878                         gchar buf[MSGBUFSIZE];
 879                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
 880                                    session->cur_msg);
 881                         progress_dialog_set_label(dialog, buf);
 882                 }
 883 #endif
 884                 break;
 885         case POP3_LOGOUT:
 886                 progress_dialog_set_label(dialog, _("Quitting"));
 887                 break;
 888         default:
 889                 break;
 890         }
 891 }
 892
 893 static void inc_progress_dialog_set_progress(IncProgressDialog *inc_dialog,
 894                                              IncSession *inc_session)
 895 {
 896         gchar buf[MSGBUFSIZE];
 897         Pop3Session *pop3_session = POP3_SESSION(inc_session->session);
 898         gchar *total_size_str;
 899         gint cur_total;
 900         gint total;
 901
 902         if (!pop3_session->new_msg_exist) return;
 903
 904         cur_total = inc_session->cur_total_bytes;
 905         total = pop3_session->total_bytes;
 906         if (pop3_session->state == POP3_RETR ||
 907             pop3_session->state == POP3_RETR_RECV ||
 908             pop3_session->state == POP3_DELETE) {
 909                 Xstrdup_a(total_size_str, to_human_readable(total), return);
 910                 g_snprintf(buf, sizeof(buf),
 911                            _("Retrieving message (%d / %d) (%s / %s)"),
 912                            pop3_session->cur_msg, pop3_session->count,
 913                            to_human_readable(cur_total), total_size_str);
 914                 progress_dialog_set_label(inc_dialog->dialog, buf);
 915         }
 916
 917         progress_dialog_set_percentage
 918                 (inc_dialog->dialog,(gfloat)cur_total / (gfloat)total);
 919
 920         gtk_progress_set_show_text
 921                 (GTK_PROGRESS(inc_dialog->mainwin->progressbar), TRUE);
 922         g_snprintf(buf, sizeof(buf), "%d / %d",
 923                    pop3_session->cur_msg, pop3_session->count);
 924         gtk_progress_set_format_string
 925                 (GTK_PROGRESS(inc_dialog->mainwin->progressbar), buf);
 926         gtk_progress_bar_update
 927                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 928                  (gfloat)cur_total / (gfloat)total);
 929
 930         if (pop3_session->cur_total_num > 0) {
 931                 g_snprintf(buf, sizeof(buf),
 932                            _("Retrieving (%d message(s) (%s) received)"),
 933                            pop3_session->cur_total_num,
 934                            to_human_readable
 935                            (pop3_session->cur_total_recv_bytes));
 936                 gtk_clist_set_text(GTK_CLIST(inc_dialog->dialog->clist),
 937                                    inc_dialog->cur_row, 2, buf);
 938         }
 939 }
 940
 941 static void inc_progress_dialog_update_periodic(IncProgressDialog *inc_dialog,
 942                                                 IncSession *inc_session)
 943 {
 944         struct timeval tv_cur;
 945         struct timeval tv_result;
 946         gint msec;
 947
 948         gettimeofday(&tv_cur, NULL);
 949
 950         tv_result.tv_sec = tv_cur.tv_sec - inc_dialog->progress_tv.tv_sec;
 951         tv_result.tv_usec = tv_cur.tv_usec - inc_dialog->progress_tv.tv_usec;
 952         if (tv_result.tv_usec < 0) {
 953                 tv_result.tv_sec--;
 954                 tv_result.tv_usec += 1000000;
 955         }
 956
 957         msec = tv_result.tv_sec * 1000 + tv_result.tv_usec / 1000;
 958         if (msec > PROGRESS_UPDATE_INTERVAL) {
 959                 inc_progress_dialog_update(inc_dialog, inc_session);
 960                 inc_dialog->progress_tv.tv_sec = tv_cur.tv_sec;
 961                 inc_dialog->progress_tv.tv_usec = tv_cur.tv_usec;
 962         }
 963 }
 964
 965 static gint inc_recv_data_progressive(Session *session, guint cur_len,
 966                                       guint total_len, gpointer data)
 967 {
 968         IncSession *inc_session = (IncSession *)data;
 969         Pop3Session *pop3_session = POP3_SESSION(session);
 970         IncProgressDialog *inc_dialog;
 971         gint cur_total;
 972
 973         g_return_val_if_fail(inc_session != NULL, -1);
 974
 975         if (pop3_session->state != POP3_RETR &&
 976             pop3_session->state != POP3_RETR_RECV &&
 977             pop3_session->state != POP3_DELETE &&
 978             pop3_session->state != POP3_LOGOUT) return 0;
 979
 980         if (!pop3_session->new_msg_exist) return 0;
 981
 982         cur_total = pop3_session->cur_total_bytes + cur_len;
 983         if (cur_total > pop3_session->total_bytes)
 984                 cur_total = pop3_session->total_bytes;
 985         inc_session->cur_total_bytes = cur_total;
 986
 987         inc_dialog = (IncProgressDialog *)inc_session->data;
 988         inc_progress_dialog_update_periodic(inc_dialog, inc_session);
 989
 990         return 0;
 991 }
 992
 993 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
 994 {
 995         IncSession *inc_session = (IncSession *)data;
 996         IncProgressDialog *inc_dialog;
 997
 998         g_return_val_if_fail(inc_session != NULL, -1);
 999
1000         inc_dialog = (IncProgressDialog *)inc_session->data;
1001
1002         inc_recv_data_progressive(session, 0, 0, inc_session);
1003
1004         if (POP3_SESSION(session)->state == POP3_LOGOUT) {
1005                 inc_progress_dialog_update(inc_dialog, inc_session);
1006         }
1007
1008         return 0;
1009 }
1010
1011 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
1012 {
1013         IncSession *inc_session = (IncSession *)data;
1014         IncProgressDialog *inc_dialog;
1015
1016         g_return_val_if_fail(inc_session != NULL, -1);
1017
1018         inc_dialog = (IncProgressDialog *)inc_session->data;
1019
1020         switch (POP3_SESSION(session)->state) {
1021         case POP3_GETAUTH_USER:
1022         case POP3_GETAUTH_PASS:
1023         case POP3_GETAUTH_APOP:
1024         case POP3_GETRANGE_STAT:
1025         case POP3_GETRANGE_LAST:
1026         case POP3_GETRANGE_UIDL:
1027         case POP3_GETSIZE_LIST:
1028                 inc_progress_dialog_update(inc_dialog, inc_session);
1029                 break;
1030         case POP3_RETR:
1031                 inc_recv_data_progressive(session, 0, 0, inc_session);
1032                 break;
1033         case POP3_LOGOUT:
1034                 inc_progress_dialog_update(inc_dialog, inc_session);
1035                 break;
1036         default:
1037                 break;
1038         }
1039
1040         return 0;
1041 }
1042
1043 static gint inc_drop_message(Pop3Session *session, const gchar *file,
1044                              gboolean update_file)
1045 {
1046         FolderItem *inbox;
1047         FolderItem *dropfolder;
1048         IncSession *inc_session = (IncSession *)(SESSION(session)->data);
1049         gint msgnum;
1050
1051         g_return_val_if_fail(inc_session != NULL, -1);
1052
1053         if (session->ac_prefs->inbox) {
1054                 inbox = folder_find_item_from_identifier
1055                         (session->ac_prefs->inbox);
1056                 if (!inbox)
1057                         inbox = folder_get_default_inbox();
1058         } else
1059                 inbox = folder_get_default_inbox();
1060         if (!inbox) {
1061                 unlink(file);
1062                 return -1;
1063         }
1064
1065         /* CLAWS: claws uses a global .processing folder for the filtering. */
1066         dropfolder = folder_get_default_processing();
1067
1068         /* add msg file to drop folder */
1069         if ((msgnum = folder_item_add_msg(
1070                         dropfolder, file, NULL, !update_file)) < 0) {
1071                 unlink(file);
1072                 return -1;
1073         }
1074
1075         if (update_file) {
1076                 gchar *path = strdup(file);
1077                 gchar *snum = strrchr(file, G_DIR_SEPARATOR);
1078                 int num = 0;
1079                 FolderItem *item = NULL;
1080
1081                 if (snum) {
1082                         snum++;
1083                 } else {
1084                         g_free(path);
1085                         return 0; /* not a real problem */
1086                 }
1087
1088                 num = atoi(snum);
1089
1090                 if (strrchr(path, G_DIR_SEPARATOR))
1091                         *(strrchr(path, G_DIR_SEPARATOR))='\0';
1092
1093                 item = folder_find_item_from_phys_path(path);
1094                 if (item) {
1095                         folder_item_remove_msg(item, num);
1096                 }
1097                 g_free(path);
1098         }
1099         return 0;
1100 }
1101
1102 static void inc_put_error(IncState istate, const gchar *msg)
1103 {
1104         gchar *log_msg = NULL;
1105         gchar *err_msg = NULL;
1106         gboolean fatal_error = FALSE;
1107
1108         switch (istate) {
1109         case INC_CONNECT_ERROR:
1110                 log_msg = _("Connection failed.");
1111                 if (prefs_common.no_recv_err_panel)
1112                         break;
1113                 err_msg = g_strdup(log_msg);
1114                 break;
1115         case INC_ERROR:
1116                 log_msg = _("Error occurred while processing mail.");
1117                 if (prefs_common.no_recv_err_panel)
1118                         break;
1119                 if (msg)
1120                         err_msg = g_strdup_printf
1121                                 (_("Error occurred while processing mail:\n%s"),
1122                                  msg);
1123                 else
1124                         err_msg = g_strdup(log_msg);
1125                 break;
1126         case INC_NO_SPACE:
1127                 log_msg = _("No disk space left.");
1128                 err_msg = g_strdup(log_msg);
1129                 fatal_error = TRUE;
1130                 break;
1131         case INC_IO_ERROR:
1132                 log_msg = _("Can't write file.");
1133                 err_msg = g_strdup(log_msg);
1134                 fatal_error = TRUE;
1135                 break;
1136         case INC_SOCKET_ERROR:
1137                 log_msg = _("Socket error.");
1138                 if (prefs_common.no_recv_err_panel)
1139                         break;
1140                 err_msg = g_strdup(log_msg);
1141                 break;
1142         case INC_EOF:
1143                 log_msg = _("Connection closed by the remote host.");
1144                 if (prefs_common.no_recv_err_panel)
1145                         break;
1146                 err_msg = g_strdup(log_msg);
1147                 break;
1148         case INC_LOCKED:
1149                 log_msg = _("Mailbox is locked.");
1150                 if (prefs_common.no_recv_err_panel)
1151                         break;
1152                 if (msg)
1153                         err_msg = g_strdup_printf(_("Mailbox is locked:\n%s"),
1154                                                   msg);
1155                 else
1156                         err_msg = g_strdup(log_msg);
1157                 break;
1158         case INC_AUTH_FAILED:
1159                 log_msg = _("Authentication failed.");
1160                 if (prefs_common.no_recv_err_panel)
1161                         break;
1162                 if (msg)
1163                         err_msg = g_strdup_printf
1164                                 (_("Authentication failed:\n%s"), msg);
1165                 else
1166                         err_msg = g_strdup(log_msg);
1167                 break;
1168         case INC_TIMEOUT:
1169                 log_msg = _("Session timed out.");
1170                 if (prefs_common.no_recv_err_panel)
1171                         break;
1172                 err_msg = g_strdup(log_msg);
1173                 break;
1174         default:
1175                 break;
1176         }
1177
1178         if (log_msg) {
1179                 if (fatal_error)
1180                         log_error("%s\n", log_msg);
1181                 else
1182                         log_warning("%s\n", log_msg);
1183         }
1184         if (err_msg) {
1185                 alertpanel_error_log(err_msg);
1186                 g_free(err_msg);
1187         }
1188 }
1189
1190 static void inc_cancel(IncProgressDialog *dialog)
1191 {
1192         IncSession *session;
1193
1194         g_return_if_fail(dialog != NULL);
1195
1196         if (dialog->queue_list == NULL) {
1197                 inc_progress_dialog_destroy(dialog);
1198                 return;
1199         }
1200
1201         session = dialog->queue_list->data;
1202
1203         session->inc_state = INC_CANCEL;
1204
1205         log_message(_("Incorporation cancelled\n"));
1206 }
1207
1208 gboolean inc_is_active(void)
1209 {
1210         return (inc_dialog_list != NULL);
1211 }
1212
1213 void inc_cancel_all(void)
1214 {
1215         GList *cur;
1216
1217         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1218                 inc_cancel((IncProgressDialog *)cur->data);
1219 }
1220
1221 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1222 {
1223         inc_cancel((IncProgressDialog *)data);
1224 }
1225
1226 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1227                                  gpointer data)
1228 {
1229         IncProgressDialog *dialog = (IncProgressDialog *)data;
1230
1231         if (dialog->queue_list == NULL)
1232                 inc_progress_dialog_destroy(dialog);
1233
1234         return TRUE;
1235 }
1236
1237 static gint inc_spool_account(PrefsAccount *account)
1238 {
1239         FolderItem *inbox;
1240         gchar *mbox, *logname;
1241         gint result;
1242
1243         logname = g_get_user_name();
1244
1245         if (account->inbox) {
1246                 inbox = folder_find_item_from_path(account->inbox);
1247                 if (!inbox)
1248                         inbox = folder_get_default_inbox();
1249         } else
1250                 inbox = folder_get_default_inbox();
1251
1252         if (is_file_exist(account->local_mbox))
1253                 mbox = g_strdup(account->local_mbox);
1254         else
1255                 mbox = g_strconcat(account->local_mbox,
1256                                    G_DIR_SEPARATOR_S, logname, NULL);
1257
1258         result = get_spool(inbox, mbox);
1259         g_free(mbox);
1260
1261         statusbar_pop_all();
1262
1263         return result;
1264 }
1265
1266 static gint inc_all_spool(void)
1267 {
1268         GList *list = NULL;
1269         gint new_msgs = 0;
1270         gint account_new_msgs = 0;
1271
1272         list = account_get_list();
1273         if (!list) return 0;
1274
1275         for (; list != NULL; list = list->next) {
1276                 PrefsAccount *account = list->data;
1277
1278                 if ((account->protocol == A_LOCAL) &&
1279                     (account->recv_at_getall)) {
1280                         account_new_msgs = inc_spool_account(account);
1281                         if (account_new_msgs > 0)
1282                                 new_msgs += account_new_msgs;
1283                 }
1284         }
1285
1286         return new_msgs;
1287 }
1288
1289 static gint get_spool(FolderItem *dest, const gchar *mbox)
1290 {
1291         gint msgs, size;
1292         gint lockfd;
1293         gchar tmp_mbox[MAXPATHLEN + 1];
1294
1295         g_return_val_if_fail(dest != NULL, -1);
1296         g_return_val_if_fail(mbox != NULL, -1);
1297
1298         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1299                 debug_print("no messages in local mailbox.\n");
1300                 return 0;
1301         } else if (size < 0)
1302                 return -1;
1303
1304         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1305                 return -1;
1306
1307         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1308                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1309
1310         if (copy_mbox(mbox, tmp_mbox) < 0) {
1311                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1312                 return -1;
1313         }
1314
1315         debug_print("Getting new messages from %s into %s...\n",
1316                     mbox, dest->path);
1317
1318         msgs = proc_mbox(dest, tmp_mbox, TRUE);
1319
1320         unlink(tmp_mbox);
1321         if (msgs >= 0) empty_mbox(mbox);
1322         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1323
1324         return msgs;
1325 }
1326
1327 void inc_lock(void)
1328 {
1329         inc_lock_count++;
1330 }
1331
1332 void inc_unlock(void)
1333 {
1334         if (inc_lock_count > 0)
1335                 inc_lock_count--;
1336 }
1337
1338 static guint autocheck_timer = 0;
1339 static gpointer autocheck_data = NULL;
1340
1341 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1342 {
1343
1344         gchar *buf;
1345
1346         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1347             *prefs_common.newmail_notify_cmd))
1348                      return;
1349         if ((buf = strchr(prefs_common.newmail_notify_cmd, '%')) &&
1350                 buf[1] == 'd' && !strchr(&buf[1], '%'))
1351                 buf = g_strdup_printf(prefs_common.newmail_notify_cmd,
1352                                       new_msgs);
1353         else
1354                 buf = g_strdup(prefs_common.newmail_notify_cmd);
1355
1356         execute_command_line(buf, TRUE);
1357
1358         g_free(buf);
1359 }
1360
1361 void inc_autocheck_timer_init(MainWindow *mainwin)
1362 {
1363         autocheck_data = mainwin;
1364         inc_autocheck_timer_set();
1365 }
1366
1367 static void inc_autocheck_timer_set_interval(guint interval)
1368 {
1369         inc_autocheck_timer_remove();
1370         /* last test is to avoid re-enabling auto_check after modifying
1371            the common preferences */
1372         if (prefs_common.autochk_newmail && autocheck_data
1373             && prefs_common.work_offline == FALSE) {
1374                 autocheck_timer = gtk_timeout_add
1375                         (interval, inc_autocheck_func, autocheck_data);
1376                 debug_print("added timer = %d\n", autocheck_timer);
1377         }
1378 }
1379
1380 void inc_autocheck_timer_set(void)
1381 {
1382         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1383 }
1384
1385 void inc_autocheck_timer_remove(void)
1386 {
1387         if (autocheck_timer) {
1388                 debug_print("removed timer = %d\n", autocheck_timer);
1389                 gtk_timeout_remove(autocheck_timer);
1390                 autocheck_timer = 0;
1391         }
1392 }
1393
1394 static gint inc_autocheck_func(gpointer data)
1395 {
1396         MainWindow *mainwin = (MainWindow *)data;
1397
1398         if (inc_lock_count) {
1399                 debug_print("autocheck is locked.\n");
1400                 inc_autocheck_timer_set_interval(1000);
1401                 return FALSE;
1402         }
1403
1404         inc_all_account_mail(mainwin, TRUE, prefs_common.newmail_notify_auto);
1405
1406         return FALSE;
1407 }