src/inc.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   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 3 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, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <stdio.h>
  30 #include <unistd.h>
  31 #include <string.h>
  32
  33 #include "main.h"
  34 #include "inc.h"
  35 #include "mainwindow.h"
  36 #include "folderview.h"
  37 #include "summaryview.h"
  38 #include "prefs_common.h"
  39 #include "prefs_account.h"
  40 #include "account.h"
  41 #include "procmsg.h"
  42 #include "socket.h"
  43 #include "ssl.h"
  44 #include "pop.h"
  45 #include "recv.h"
  46 #include "mbox.h"
  47 #include "utils.h"
  48 #include "gtkutils.h"
  49 #include "statusbar.h"
  50 #include "msgcache.h"
  51 #include "manage_window.h"
  52 #include "stock_pixmap.h"
  53 #include "progressdialog.h"
  54 #include "inputdialog.h"
  55 #include "alertpanel.h"
  56 #include "folder.h"
  57 #include "filtering.h"
  58 #include "log.h"
  59 #include "hooks.h"
  60
  61 #ifdef MAEMO
  62 #ifdef CHINOOK
  63 #include <hildon/hildon-banner.h>
  64 #include <hildon/hildon-sound.h>
  65 #else
  66 #include <hildon-widgets/hildon-banner.h>
  67 #include <hildon-widgets/hildon-system-sound.h>
  68 #endif
  69 #include <libosso.h>
  70
  71 #ifdef CONIC
  72 #include <conicconnection.h>
  73 #include <conicconnectionevent.h>
  74
  75 static ConIcConnection *maemo_connection = NULL;
  76 static gboolean maemo_warned_offline = FALSE;
  77 #endif
  78 #endif
  79
  80 static GList *inc_dialog_list = NULL;
  81
  82 guint inc_lock_count = 0;
  83
  84 static GdkPixbuf *currentpix;
  85 static GdkPixbuf *errorpix;
  86 static GdkPixbuf *okpix;
  87
  88 #define MSGBUFSIZE      8192
  89
  90 static void inc_finished                (MainWindow             *mainwin,
  91                                          gboolean                new_messages,
  92                                          gboolean                autocheck);
  93 static gint inc_account_mail_real       (MainWindow             *mainwin,
  94                                          PrefsAccount           *account);
  95
  96 static IncProgressDialog *inc_progress_dialog_create
  97                                         (gboolean                autocheck);
  98 static void inc_progress_dialog_set_list(IncProgressDialog      *inc_dialog);
  99 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
 100
 101 static IncSession *inc_session_new      (PrefsAccount           *account);
 102 static void inc_session_destroy         (IncSession             *session);
 103 static gint inc_start                   (IncProgressDialog      *inc_dialog);
 104 static IncState inc_pop3_session_do     (IncSession             *session);
 105
 106 static void inc_progress_dialog_update  (IncProgressDialog      *inc_dialog,
 107                                          IncSession             *inc_session);
 108
 109 static void inc_progress_dialog_set_label
 110                                         (IncProgressDialog      *inc_dialog,
 111                                          IncSession             *inc_session);
 112 static void inc_progress_dialog_set_progress
 113                                         (IncProgressDialog      *inc_dialog,
 114                                          IncSession             *inc_session);
 115
 116 static void inc_progress_dialog_update_periodic
 117                                         (IncProgressDialog      *inc_dialog,
 118                                          IncSession             *inc_session);
 119
 120 static gint inc_recv_data_progressive   (Session        *session,
 121                                          guint           cur_len,
 122                                          guint           total_len,
 123                                          gpointer        data);
 124 static gint inc_recv_data_finished      (Session        *session,
 125                                          guint           len,
 126                                          gpointer        data);
 127 static gint inc_recv_message            (Session        *session,
 128                                          const gchar    *msg,
 129                                          gpointer        data);
 130 static gint inc_drop_message            (Pop3Session    *session,
 131                                          const gchar    *file);
 132
 133 static void inc_put_error               (IncState        istate,
 134                                          Pop3Session    *session);
 135
 136 static void inc_cancel_cb               (GtkWidget      *widget,
 137                                          gpointer        data);
 138 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
 139                                          GdkEventAny    *event,
 140                                          gpointer        data);
 141
 142 static gint get_spool                   (FolderItem     *dest,
 143                                          const gchar    *mbox,
 144                                          PrefsAccount   *account);
 145
 146 static gint inc_spool_account(PrefsAccount *account);
 147 static gint inc_all_spool(void);
 148 static void inc_autocheck_timer_set_interval    (guint           interval);
 149 static gint inc_autocheck_func                  (gpointer        data);
 150
 151 static void inc_notify_cmd              (gint new_msgs,
 152                                          gboolean notify);
 153
 154 /**
 155  * inc_finished:
 156  * @mainwin: Main window.
 157  * @new_messages: TRUE if some messages have been received.
 158  *
 159  * Update the folder view and the summary view after receiving
 160  * messages.  If @new_messages is FALSE, this function avoids unneeded
 161  * updating.
 162  **/
 163 static void inc_finished(MainWindow *mainwin, gboolean new_messages, gboolean autocheck)
 164 {
 165         if (prefs_common.scan_all_after_inc)
 166                 folderview_check_new(NULL);
 167
 168         if (!autocheck && new_messages && prefs_common.open_inbox_on_inc) {
 169                 FolderItem *item = NULL;
 170
 171                 if (cur_account && cur_account->inbox)
 172                         item = folder_find_item_from_identifier(cur_account->inbox);
 173                 if (item == NULL && cur_account->folder)
 174                         item = cur_account->folder->inbox;
 175                 if (item == NULL)
 176                         item = folder_get_default_inbox();
 177
 178                 folderview_unselect(mainwin->folderview);
 179                 folderview_select(mainwin->folderview, item);
 180         }
 181 }
 182
 183 void inc_mail(MainWindow *mainwin, gboolean notify)
 184 {
 185         gint new_msgs = 0;
 186         gint account_new_msgs = 0;
 187
 188         if (inc_lock_count) return;
 189
 190         if (prefs_common.work_offline &&
 191             !inc_offline_should_override(TRUE,
 192                 _("Claws Mail needs network access in order "
 193                   "to get mails.")))
 194                 return;
 195
 196         inc_lock();
 197         inc_autocheck_timer_remove();
 198         main_window_lock(mainwin);
 199
 200         if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
 201                 /* external incorporating program */
 202                 if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
 203                         main_window_unlock(mainwin);
 204                         inc_autocheck_timer_set();
 205                         inc_unlock();
 206                         return;
 207                 }
 208         } else {
 209                 account_new_msgs = inc_account_mail_real(mainwin, cur_account);
 210                 if (account_new_msgs > 0)
 211                         new_msgs += account_new_msgs;
 212         }
 213
 214         inc_finished(mainwin, new_msgs > 0, FALSE);
 215         main_window_unlock(mainwin);
 216         inc_notify_cmd(new_msgs, notify);
 217         inc_autocheck_timer_set();
 218         inc_unlock();
 219 }
 220
 221 void inc_pop_before_smtp(PrefsAccount *acc)
 222 {
 223         IncProgressDialog *inc_dialog;
 224         IncSession *session;
 225         MainWindow *mainwin;
 226
 227         mainwin = mainwindow_get_mainwindow();
 228
 229         session = inc_session_new(acc);
 230         if (!session) return;
 231         POP3_SESSION(session->session)->pop_before_smtp = TRUE;
 232
 233         inc_dialog = inc_progress_dialog_create(FALSE);
 234         inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 235                                                session);
 236         /* FIXME: assumes to attach to first main window */
 237         inc_dialog->mainwin = mainwin;
 238         inc_progress_dialog_set_list(inc_dialog);
 239
 240         if (mainwin) {
 241                 toolbar_main_set_sensitive(mainwin);
 242                 main_window_set_menu_sensitive(mainwin);
 243         }
 244
 245         inc_start(inc_dialog);
 246 }
 247
 248 static gint inc_account_mail_real(MainWindow *mainwin, PrefsAccount *account)
 249 {
 250         IncProgressDialog *inc_dialog;
 251         IncSession *session;
 252
 253         switch (account->protocol) {
 254         case A_IMAP4:
 255         case A_NNTP:
 256                 /* Melvin: bug [14]
 257                  * FIXME: it should return foldeview_check_new() value.
 258                  * TODO: do it when bug [19] is fixed (IMAP folder sets
 259                  * an incorrect new message count)
 260                  */
 261                 folderview_check_new(FOLDER(account->folder));
 262                 return 0;
 263         case A_POP3:
 264         case A_APOP:
 265                 session = inc_session_new(account);
 266                 if (!session) return 0;
 267
 268                 inc_dialog = inc_progress_dialog_create(FALSE);
 269                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 270                                                        session);
 271                 inc_dialog->mainwin = mainwin;
 272                 inc_progress_dialog_set_list(inc_dialog);
 273
 274                 if (mainwin) {
 275                         toolbar_main_set_sensitive(mainwin);
 276                         main_window_set_menu_sensitive(mainwin);
 277                 }
 278
 279                 return inc_start(inc_dialog);
 280
 281         case A_LOCAL:
 282                 return inc_spool_account(account);
 283
 284         default:
 285                 break;
 286         }
 287         return 0;
 288 }
 289
 290 gint inc_account_mail(MainWindow *mainwin, PrefsAccount *account)
 291 {
 292         gint new_msgs;
 293
 294         if (inc_lock_count) return 0;
 295
 296         if (prefs_common.work_offline &&
 297             !inc_offline_should_override(TRUE,
 298                 _("Claws Mail needs network access in order "
 299                   "to get mails.")))
 300                 return 0;
 301
 302         inc_autocheck_timer_remove();
 303         main_window_lock(mainwin);
 304
 305         new_msgs = inc_account_mail_real(mainwin, account);
 306
 307         inc_finished(mainwin, new_msgs > 0, FALSE);
 308         main_window_unlock(mainwin);
 309         inc_autocheck_timer_set();
 310
 311         return new_msgs;
 312 }
 313
 314 void inc_all_account_mail(MainWindow *mainwin, gboolean autocheck,
 315                           gboolean notify)
 316 {
 317         GList *list, *queue_list = NULL;
 318         IncProgressDialog *inc_dialog;
 319         gint new_msgs = 0;
 320         gint account_new_msgs = 0;
 321
 322         if (prefs_common.work_offline &&
 323             !inc_offline_should_override( (autocheck == FALSE),
 324                 _("Claws Mail needs network access in order "
 325                   "to get mails.")))
 326                 return;
 327
 328         if (inc_lock_count) return;
 329
 330         inc_autocheck_timer_remove();
 331         main_window_lock(mainwin);
 332
 333         list = account_get_list();
 334         if (!list) {
 335                 inc_finished(mainwin, new_msgs > 0, autocheck);
 336                 main_window_unlock(mainwin);
 337                 inc_notify_cmd(new_msgs, notify);
 338                 inc_autocheck_timer_set();
 339                 return;
 340         }
 341
 342         if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
 343                 /* external incorporating program */
 344                 if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
 345                         log_error(LOG_PROTOCOL, _("%s failed\n"), prefs_common.extinc_cmd);
 346
 347                         main_window_unlock(mainwin);
 348                         inc_autocheck_timer_set();
 349                         return;
 350                 }
 351         }
 352
 353         /* check local folders */
 354         account_new_msgs = inc_all_spool();
 355         if (account_new_msgs > 0)
 356                 new_msgs += account_new_msgs;
 357
 358         /* check IMAP4 / News folders */
 359         for (list = account_get_list(); list != NULL; list = list->next) {
 360                 PrefsAccount *account = list->data;
 361                 if ((account->protocol == A_IMAP4 ||
 362                      account->protocol == A_NNTP) && account->recv_at_getall) {
 363                         new_msgs += folderview_check_new(FOLDER(account->folder));
 364                 }
 365         }
 366
 367         /* check POP3 accounts */
 368         for (list = account_get_list(); list != NULL; list = list->next) {
 369                 IncSession *session;
 370                 PrefsAccount *account = list->data;
 371
 372                 if (account->recv_at_getall) {
 373                         session = inc_session_new(account);
 374                         if (session)
 375                                 queue_list = g_list_append(queue_list, session);
 376                 }
 377         }
 378
 379         if (queue_list) {
 380                 inc_dialog = inc_progress_dialog_create(autocheck);
 381                 inc_dialog->queue_list = queue_list;
 382                 inc_dialog->mainwin = mainwin;
 383                 inc_progress_dialog_set_list(inc_dialog);
 384
 385                 toolbar_main_set_sensitive(mainwin);
 386                 main_window_set_menu_sensitive(mainwin);
 387                 new_msgs += inc_start(inc_dialog);
 388         }
 389
 390         inc_finished(mainwin, new_msgs > 0, autocheck);
 391         main_window_unlock(mainwin);
 392         inc_notify_cmd(new_msgs, notify);
 393         inc_autocheck_timer_set();
 394 }
 395
 396 static void inc_progress_dialog_size_allocate_cb(GtkWidget *widget,
 397                                          GtkAllocation *allocation)
 398 {
 399         g_return_if_fail(allocation != NULL);
 400
 401         prefs_common.receivewin_width = allocation->width;
 402         prefs_common.receivewin_height = allocation->height;
 403 }
 404
 405 static IncProgressDialog *inc_progress_dialog_create(gboolean autocheck)
 406 {
 407         IncProgressDialog *dialog;
 408         ProgressDialog *progress;
 409         static GdkGeometry geometry;
 410
 411         dialog = g_new0(IncProgressDialog, 1);
 412
 413         progress = progress_dialog_create();
 414         gtk_window_set_title(GTK_WINDOW(progress->window),
 415                              _("Retrieving new messages"));
 416         g_signal_connect(G_OBJECT(progress->cancel_btn), "clicked",
 417                          G_CALLBACK(inc_cancel_cb), dialog);
 418         g_signal_connect(G_OBJECT(progress->window), "delete_event",
 419                          G_CALLBACK(inc_dialog_delete_cb), dialog);
 420         g_signal_connect(G_OBJECT(progress->window), "size_allocate",
 421                          G_CALLBACK(inc_progress_dialog_size_allocate_cb), NULL);
 422         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
 423
 424         progress_dialog_get_fraction(progress);
 425
 426         stock_pixbuf_gdk(progress->treeview, STOCK_PIXMAP_COMPLETE,
 427                          &okpix);
 428         stock_pixbuf_gdk(progress->treeview, STOCK_PIXMAP_CONTINUE,
 429                          &currentpix);
 430         stock_pixbuf_gdk(progress->treeview, STOCK_PIXMAP_ERROR,
 431                          &errorpix);
 432
 433         if (!geometry.min_height) {
 434                 geometry.min_width = 460;
 435                 geometry.min_height = 250;
 436         }
 437
 438         gtk_window_set_geometry_hints(GTK_WINDOW(progress->window), NULL, &geometry,
 439                                       GDK_HINT_MIN_SIZE);
 440         gtk_widget_set_size_request(progress->window, prefs_common.receivewin_width,
 441                                     prefs_common.receivewin_height);
 442
 443         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
 444             (prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL &&
 445              !autocheck)) {
 446                 dialog->show_dialog = TRUE;
 447                 gtk_widget_show_now(progress->window);
 448         }
 449
 450         dialog->dialog = progress;
 451         g_get_current_time(&dialog->progress_tv);
 452         g_get_current_time(&dialog->folder_tv);
 453         dialog->queue_list = NULL;
 454         dialog->cur_row = 0;
 455
 456         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
 457
 458         return dialog;
 459 }
 460
 461 static void inc_progress_dialog_set_list(IncProgressDialog *inc_dialog)
 462 {
 463         GList *list;
 464
 465         for (list = inc_dialog->queue_list; list != NULL; list = list->next) {
 466                 IncSession *session = list->data;
 467                 Pop3Session *pop3_session = POP3_SESSION(session->session);
 468
 469                 session->data = inc_dialog;
 470
 471                 progress_dialog_list_set(inc_dialog->dialog,
 472                                          -1, NULL,
 473                                          pop3_session->ac_prefs->account_name,
 474                                          _("Standby"));
 475         }
 476 }
 477
 478 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 479 {
 480         progress_dialog_get_fraction(inc_dialog->dialog);
 481         progress_dialog_set_label(inc_dialog->dialog, "");
 482         if (inc_dialog->mainwin)
 483                 main_window_progress_off(inc_dialog->mainwin);
 484 }
 485
 486 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 487 {
 488         g_return_if_fail(inc_dialog != NULL);
 489
 490         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
 491
 492         if (inc_dialog->mainwin)
 493                 main_window_progress_off(inc_dialog->mainwin);
 494         progress_dialog_destroy(inc_dialog->dialog);
 495
 496         g_free(inc_dialog);
 497 }
 498
 499 static IncSession *inc_session_new(PrefsAccount *account)
 500 {
 501         IncSession *session;
 502
 503         g_return_val_if_fail(account != NULL, NULL);
 504
 505         if (account->protocol != A_POP3)
 506                 return NULL;
 507         if (!account->recv_server || !account->userid)
 508                 return NULL;
 509
 510         session = g_new0(IncSession, 1);
 511
 512         session->session = pop3_session_new(account);
 513         session->session->data = session;
 514         POP3_SESSION(session->session)->drop_message = inc_drop_message;
 515         session_set_recv_message_notify(session->session,
 516                                         inc_recv_message, session);
 517         session_set_recv_data_progressive_notify(session->session,
 518                                                  inc_recv_data_progressive,
 519                                                  session);
 520         session_set_recv_data_notify(session->session,
 521                                      inc_recv_data_finished, session);
 522
 523         return session;
 524 }
 525
 526 static void inc_session_destroy(IncSession *session)
 527 {
 528         g_return_if_fail(session != NULL);
 529
 530         session_destroy(session->session);
 531         g_free(session);
 532 }
 533
 534 static gint inc_start(IncProgressDialog *inc_dialog)
 535 {
 536         IncSession *session;
 537         GList *qlist;
 538         Pop3Session *pop3_session;
 539         IncState inc_state;
 540         gint error_num = 0;
 541         gint new_msgs = 0;
 542         gchar *msg;
 543         gchar *fin_msg;
 544         FolderItem *processing, *inbox;
 545         GSList *msglist, *msglist_element;
 546         gboolean cancelled = FALSE;
 547
 548         qlist = inc_dialog->queue_list;
 549         while (qlist != NULL) {
 550                 GList *next = qlist->next;
 551
 552                 session = qlist->data;
 553                 pop3_session = POP3_SESSION(session->session);
 554                 pop3_session->user = g_strdup(pop3_session->ac_prefs->userid);
 555                 if (pop3_session->ac_prefs->passwd)
 556                         pop3_session->pass =
 557                                 g_strdup(pop3_session->ac_prefs->passwd);
 558                 else if (pop3_session->ac_prefs->tmp_pass)
 559                         pop3_session->pass =
 560                                 g_strdup(pop3_session->ac_prefs->tmp_pass);
 561                 else {
 562                         gchar *pass;
 563
 564                         if (inc_dialog->show_dialog)
 565                                 manage_window_focus_in
 566                                         (inc_dialog->dialog->window,
 567                                          NULL, NULL);
 568
 569                         pass = input_dialog_query_password
 570                                 (pop3_session->ac_prefs->recv_server,
 571                                  pop3_session->user);
 572
 573                         if (inc_dialog->show_dialog)
 574                                 manage_window_focus_out
 575                                         (inc_dialog->dialog->window,
 576                                          NULL, NULL);
 577
 578                         if (pass) {
 579                                 pop3_session->ac_prefs->tmp_pass =
 580                                         g_strdup(pass);
 581                                 pop3_session->pass = pass;
 582                         }
 583                 }
 584
 585                 qlist = next;
 586         }
 587
 588 #define SET_PIXMAP_AND_TEXT(pix, str)                                      \
 589 {                                                                          \
 590         progress_dialog_list_set(inc_dialog->dialog,                       \
 591                                  inc_dialog->cur_row,                      \
 592                                  pix,                                      \
 593                                  NULL,                                     \
 594                                  str);                                     \
 595 }
 596
 597         for (; inc_dialog->queue_list != NULL && !cancelled; inc_dialog->cur_row++) {
 598                 session = inc_dialog->queue_list->data;
 599                 pop3_session = POP3_SESSION(session->session);
 600                 GSList *filtered, *unfiltered;
 601
 602                 if (pop3_session->pass == NULL) {
 603                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
 604                         inc_session_destroy(session);
 605                         inc_dialog->queue_list =
 606                                 g_list_remove(inc_dialog->queue_list, session);
 607                         continue;
 608                 }
 609
 610                 inc_progress_dialog_clear(inc_dialog);
 611                 progress_dialog_scroll_to_row(inc_dialog->dialog,
 612                                               inc_dialog->cur_row);
 613
 614                 SET_PIXMAP_AND_TEXT(currentpix, _("Retrieving"));
 615
 616                 /* begin POP3 session */
 617                 inc_state = inc_pop3_session_do(session);
 618
 619                 switch (inc_state) {
 620                 case INC_SUCCESS:
 621                         if (pop3_session->cur_total_num > 0)
 622                                 msg = g_strdup_printf(
 623                                         ngettext("Done (%d message (%s) received)",
 624                                                  "Done (%d messages (%s) received)",
 625                                          pop3_session->cur_total_num),
 626                                          pop3_session->cur_total_num,
 627                                          to_human_readable((goffset)pop3_session->cur_total_recv_bytes));
 628                         else
 629                                 msg = g_strdup_printf(_("Done (no new messages)"));
 630                         SET_PIXMAP_AND_TEXT(okpix, msg);
 631                         g_free(msg);
 632                         break;
 633                 case INC_CONNECT_ERROR:
 634                         SET_PIXMAP_AND_TEXT(errorpix, _("Connection failed"));
 635                         break;
 636                 case INC_AUTH_FAILED:
 637                         SET_PIXMAP_AND_TEXT(errorpix, _("Auth failed"));
 638                         break;
 639                 case INC_LOCKED:
 640                         SET_PIXMAP_AND_TEXT(errorpix, _("Locked"));
 641                         break;
 642                 case INC_ERROR:
 643                 case INC_NO_SPACE:
 644                 case INC_IO_ERROR:
 645                 case INC_SOCKET_ERROR:
 646                 case INC_EOF:
 647                         SET_PIXMAP_AND_TEXT(errorpix, _("Error"));
 648                         break;
 649                 case INC_TIMEOUT:
 650                         SET_PIXMAP_AND_TEXT(errorpix, _("Timeout"));
 651                         break;
 652                 case INC_CANCEL:
 653                         SET_PIXMAP_AND_TEXT(okpix, _("Cancelled"));
 654                         if (!inc_dialog->show_dialog)
 655                                 cancelled = TRUE;
 656                         break;
 657                 default:
 658                         break;
 659                 }
 660
 661                 if (pop3_session->error_val == PS_AUTHFAIL) {
 662                         if(!prefs_common.no_recv_err_panel) {
 663                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 664                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window))
 665                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 666                         }
 667                 }
 668
 669                 /* CLAWS: perform filtering actions on dropped message */
 670                 /* CLAWS: get default inbox (perhaps per account) */
 671                 if (pop3_session->ac_prefs->inbox) {
 672                         /* CLAWS: get destination folder / mailbox */
 673                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
 674                         if (!inbox)
 675                                 inbox = folder_get_default_inbox();
 676                 } else
 677                         inbox = folder_get_default_inbox();
 678
 679                 /* get list of messages in processing */
 680                 processing = folder_get_default_processing();
 681                 folder_item_scan(processing);
 682                 msglist = folder_item_get_msg_list(processing);
 683
 684                 /* process messages */
 685                 folder_item_update_freeze();
 686
 687                 procmsg_msglist_filter(msglist, pop3_session->ac_prefs,
 688                                 &filtered, &unfiltered,
 689                                 pop3_session->ac_prefs->filter_on_recv);
 690
 691                 filtering_move_and_copy_msgs(msglist);
 692                 if (unfiltered != NULL)
 693                         folder_item_move_msgs(inbox, unfiltered);
 694
 695                 for(msglist_element = msglist; msglist_element != NULL;
 696                     msglist_element = msglist_element->next) {
 697                         MsgInfo *msginfo = (MsgInfo *)msglist_element->data;
 698                         procmsg_msginfo_free(msginfo);
 699                 }
 700                 folder_item_update_thaw();
 701
 702                 g_slist_free(msglist);
 703                 g_slist_free(filtered);
 704                 g_slist_free(unfiltered);
 705
 706                 statusbar_pop_all();
 707
 708                 new_msgs += pop3_session->cur_total_num;
 709
 710                 if (pop3_session->error_val == PS_AUTHFAIL &&
 711                     pop3_session->ac_prefs->tmp_pass) {
 712                         g_free(pop3_session->ac_prefs->tmp_pass);
 713                         pop3_session->ac_prefs->tmp_pass = NULL;
 714                 }
 715
 716                 pop3_write_uidl_list(pop3_session);
 717
 718                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
 719                         error_num++;
 720                         if (inc_dialog->show_dialog)
 721                                 manage_window_focus_in
 722                                         (inc_dialog->dialog->window,
 723                                          NULL, NULL);
 724                         inc_put_error(inc_state, pop3_session);
 725                         if (inc_dialog->show_dialog)
 726                                 manage_window_focus_out
 727                                         (inc_dialog->dialog->window,
 728                                          NULL, NULL);
 729                         if (inc_state == INC_NO_SPACE ||
 730                             inc_state == INC_IO_ERROR)
 731                                 break;
 732                 }
 733                 folder_item_free_cache(processing, TRUE);
 734
 735                 inc_session_destroy(session);
 736                 inc_dialog->queue_list =
 737                         g_list_remove(inc_dialog->queue_list, session);
 738         }
 739
 740 #undef SET_PIXMAP_AND_TEXT
 741
 742         if (new_msgs > 0)
 743                 fin_msg = g_strdup_printf(ngettext("Finished (%d new message)",
 744                                                    "Finished (%d new messages)",
 745                                                    new_msgs), new_msgs);
 746         else
 747                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
 748
 749         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
 750
 751         while (inc_dialog->queue_list != NULL) {
 752                 session = inc_dialog->queue_list->data;
 753                 inc_session_destroy(session);
 754                 inc_dialog->queue_list =
 755                         g_list_remove(inc_dialog->queue_list, session);
 756         }
 757
 758         if (prefs_common.close_recv_dialog || !inc_dialog->show_dialog)
 759                 inc_progress_dialog_destroy(inc_dialog);
 760         else {
 761                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
 762                                      fin_msg);
 763                 gtk_button_set_label(GTK_BUTTON(inc_dialog->dialog->cancel_btn),
 764                                      GTK_STOCK_CLOSE);
 765         }
 766
 767         g_free(fin_msg);
 768
 769         return new_msgs;
 770 }
 771
 772 static IncState inc_pop3_session_do(IncSession *session)
 773 {
 774         Pop3Session *pop3_session = POP3_SESSION(session->session);
 775         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 776         gchar *server;
 777         gushort port;
 778         gchar *buf;
 779
 780         debug_print("getting new messages of account %s...\n",
 781                     pop3_session->ac_prefs->account_name);
 782
 783         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
 784
 785         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 786                               pop3_session->ac_prefs->recv_server);
 787         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 788         g_free(buf);
 789
 790         server = pop3_session->ac_prefs->recv_server;
 791 #if (defined(USE_OPENSSL) || defined (USE_GNUTLS))
 792         port = pop3_session->ac_prefs->set_popport ?
 793                 pop3_session->ac_prefs->popport :
 794                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
 795         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
 796         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE)
 797                 SESSION(pop3_session)->nonblocking =
 798                         pop3_session->ac_prefs->use_nonblocking_ssl;
 799 #else
 800         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE) {
 801                 if (alertpanel_full(_("Insecure connection"),
 802                         _("This connection is configured to be secured "
 803                           "using SSL, but SSL is not available in this "
 804                           "build of Claws Mail. \n\n"
 805                           "Do you want to continue connecting to this "
 806                           "server? The communication would not be "
 807                           "secure."),
 808                           GTK_STOCK_CANCEL, _("Con_tinue connecting"),
 809                           NULL, FALSE, NULL, ALERT_WARNING,
 810                           G_ALERTDEFAULT) != G_ALERTALTERNATE)
 811                         return INC_CANCEL;
 812         }
 813         port = pop3_session->ac_prefs->set_popport ?
 814                 pop3_session->ac_prefs->popport : 110;
 815 #endif
 816
 817         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
 818         statuswindow_print_all("%s", buf);
 819         log_message(LOG_PROTOCOL, "%s\n", buf);
 820
 821         progress_dialog_set_label(inc_dialog->dialog, buf);
 822         GTK_EVENTS_FLUSH();
 823         g_free(buf);
 824
 825         session_set_timeout(SESSION(pop3_session),
 826                             prefs_common.io_timeout_secs * 1000);
 827
 828         if (session_connect(SESSION(pop3_session), server, port) < 0) {
 829                 if(!prefs_common.no_recv_err_panel) {
 830                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 831                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
 832                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 833                         }
 834                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 835                                          server, port);
 836                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 837                 } else {
 838                         log_error(LOG_PROTOCOL, _("Can't connect to POP3 server: %s:%d\n"),
 839                             server, port);
 840                 }
 841                 session->inc_state = INC_CONNECT_ERROR;
 842                 statuswindow_pop_all();
 843                 return INC_CONNECT_ERROR;
 844         }
 845
 846         while (session_is_connected(SESSION(pop3_session)) &&
 847                session->inc_state != INC_CANCEL)
 848                 gtk_main_iteration();
 849
 850         if (session->inc_state == INC_SUCCESS) {
 851                 switch (pop3_session->error_val) {
 852                 case PS_SUCCESS:
 853                         switch (SESSION(pop3_session)->state) {
 854                         case SESSION_ERROR:
 855                                 if (pop3_session->state == POP3_READY)
 856                                         session->inc_state = INC_CONNECT_ERROR;
 857                                 else
 858                                         session->inc_state = INC_ERROR;
 859                                 break;
 860                         case SESSION_EOF:
 861                                 session->inc_state = INC_EOF;
 862                                 break;
 863                         case SESSION_TIMEOUT:
 864                                 session->inc_state = INC_TIMEOUT;
 865                                 break;
 866                         default:
 867                                 session->inc_state = INC_SUCCESS;
 868                                 break;
 869                         }
 870                         break;
 871                 case PS_AUTHFAIL:
 872                         session->inc_state = INC_AUTH_FAILED;
 873                         break;
 874                 case PS_IOERR:
 875                         session->inc_state = INC_IO_ERROR;
 876                         break;
 877                 case PS_SOCKET:
 878                         session->inc_state = INC_SOCKET_ERROR;
 879                         break;
 880                 case PS_LOCKBUSY:
 881                         session->inc_state = INC_LOCKED;
 882                         break;
 883                 default:
 884                         session->inc_state = INC_ERROR;
 885                         break;
 886                 }
 887         }
 888
 889         session_disconnect(SESSION(pop3_session));
 890         statusbar_pop_all();
 891
 892         return session->inc_state;
 893 }
 894
 895 static void inc_progress_dialog_update(IncProgressDialog *inc_dialog,
 896                                        IncSession *inc_session)
 897 {
 898         inc_progress_dialog_set_label(inc_dialog, inc_session);
 899         inc_progress_dialog_set_progress(inc_dialog, inc_session);
 900 }
 901
 902 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
 903                                           IncSession *inc_session)
 904 {
 905         ProgressDialog *dialog = inc_dialog->dialog;
 906         Pop3Session *session;
 907
 908         g_return_if_fail(inc_session != NULL);
 909
 910         session = POP3_SESSION(inc_session->session);
 911
 912         switch (session->state) {
 913         case POP3_GREETING:
 914                 break;
 915         case POP3_GETAUTH_USER:
 916         case POP3_GETAUTH_PASS:
 917         case POP3_GETAUTH_APOP:
 918                 progress_dialog_set_label(dialog, _("Authenticating..."));
 919                 statuswindow_pop_all();
 920                 statusbar_print_all(_("Retrieving messages from %s (%s) ..."),
 921                                     SESSION(session)->server,
 922                                     session->ac_prefs->account_name);
 923                 break;
 924         case POP3_GETRANGE_STAT:
 925                 progress_dialog_set_label
 926                         (dialog, _("Getting the number of new messages (STAT)..."));
 927                 break;
 928         case POP3_GETRANGE_LAST:
 929                 progress_dialog_set_label
 930                         (dialog, _("Getting the number of new messages (LAST)..."));
 931                 break;
 932         case POP3_GETRANGE_UIDL:
 933                 progress_dialog_set_label
 934                         (dialog, _("Getting the number of new messages (UIDL)..."));
 935                 break;
 936         case POP3_GETSIZE_LIST:
 937                 progress_dialog_set_label
 938                         (dialog, _("Getting the size of messages (LIST)..."));
 939                 break;
 940         case POP3_RETR:
 941         case POP3_RETR_RECV:
 942         case POP3_DELETE:
 943                 break;
 944         case POP3_LOGOUT:
 945                 progress_dialog_set_label(dialog, _("Quitting"));
 946                 break;
 947         default:
 948                 break;
 949         }
 950 }
 951
 952 static void inc_progress_dialog_set_progress(IncProgressDialog *inc_dialog,
 953                                              IncSession *inc_session)
 954 {
 955         gchar buf[MSGBUFSIZE];
 956         Pop3Session *pop3_session = POP3_SESSION(inc_session->session);
 957         gchar *total_size_str;
 958         gint cur_total;
 959         gint total;
 960
 961         if (!pop3_session->new_msg_exist) return;
 962
 963         cur_total = inc_session->cur_total_bytes;
 964         total = pop3_session->total_bytes;
 965         if (pop3_session->state == POP3_RETR ||
 966             pop3_session->state == POP3_RETR_RECV ||
 967             pop3_session->state == POP3_DELETE) {
 968                 Xstrdup_a(total_size_str, to_human_readable((goffset)total), return);
 969                 g_snprintf(buf, sizeof(buf),
 970                            _("Retrieving message (%d / %d) (%s / %s)"),
 971                            pop3_session->cur_msg, pop3_session->count,
 972                            to_human_readable((goffset)cur_total), total_size_str);
 973                 progress_dialog_set_label(inc_dialog->dialog, buf);
 974         }
 975
 976         progress_dialog_set_fraction
 977                 (inc_dialog->dialog, (total == 0) ? 0: (gfloat)cur_total / (gfloat)total);
 978
 979         g_snprintf(buf, sizeof(buf), "%d / %d",
 980                    pop3_session->cur_msg, pop3_session->count);
 981         gtk_progress_bar_set_text
 982                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), buf);
 983         gtk_progress_bar_set_fraction
 984                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 985                  (total == 0) ? 0 : (gfloat)cur_total / (gfloat)total);
 986
 987         if (pop3_session->cur_total_num > 0) {
 988                 g_snprintf(buf, sizeof(buf),
 989                            ngettext("Retrieving (%d message (%s) received)",
 990                                     "Retrieving (%d messages (%s) received)",
 991                                     pop3_session->cur_total_num),
 992                            pop3_session->cur_total_num,
 993                            to_human_readable
 994                            ((goffset)pop3_session->cur_total_recv_bytes));
 995                 progress_dialog_list_set_status(inc_dialog->dialog,
 996                                                 inc_dialog->cur_row,
 997                                                 buf);
 998         }
 999 }
1000
1001 static void inc_progress_dialog_update_periodic(IncProgressDialog *inc_dialog,
1002                                                 IncSession *inc_session)
1003 {
1004         GTimeVal tv_cur;
1005         GTimeVal tv_result;
1006         gint msec;
1007
1008         g_get_current_time(&tv_cur);
1009
1010         tv_result.tv_sec = tv_cur.tv_sec - inc_dialog->progress_tv.tv_sec;
1011         tv_result.tv_usec = tv_cur.tv_usec - inc_dialog->progress_tv.tv_usec;
1012         if (tv_result.tv_usec < 0) {
1013                 tv_result.tv_sec--;
1014                 tv_result.tv_usec += G_USEC_PER_SEC;
1015         }
1016
1017         msec = tv_result.tv_sec * 1000 + tv_result.tv_usec / 1000;
1018         if (msec > PROGRESS_UPDATE_INTERVAL) {
1019                 inc_progress_dialog_update(inc_dialog, inc_session);
1020                 inc_dialog->progress_tv.tv_sec = tv_cur.tv_sec;
1021                 inc_dialog->progress_tv.tv_usec = tv_cur.tv_usec;
1022         }
1023 }
1024
1025 static gint inc_recv_data_progressive(Session *session, guint cur_len,
1026                                       guint total_len, gpointer data)
1027 {
1028         IncSession *inc_session = (IncSession *)data;
1029         Pop3Session *pop3_session = POP3_SESSION(session);
1030         IncProgressDialog *inc_dialog;
1031         gint cur_total;
1032
1033         g_return_val_if_fail(inc_session != NULL, -1);
1034
1035         if (pop3_session->state != POP3_RETR &&
1036             pop3_session->state != POP3_RETR_RECV &&
1037             pop3_session->state != POP3_DELETE &&
1038             pop3_session->state != POP3_LOGOUT) return 0;
1039
1040         if (!pop3_session->new_msg_exist) return 0;
1041
1042         cur_total = pop3_session->cur_total_bytes + cur_len;
1043         if (cur_total > pop3_session->total_bytes)
1044                 cur_total = pop3_session->total_bytes;
1045         inc_session->cur_total_bytes = cur_total;
1046
1047         inc_dialog = (IncProgressDialog *)inc_session->data;
1048         inc_progress_dialog_update_periodic(inc_dialog, inc_session);
1049
1050         return 0;
1051 }
1052
1053 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
1054 {
1055         IncSession *inc_session = (IncSession *)data;
1056         IncProgressDialog *inc_dialog;
1057
1058         g_return_val_if_fail(inc_session != NULL, -1);
1059
1060         inc_dialog = (IncProgressDialog *)inc_session->data;
1061
1062         inc_recv_data_progressive(session, 0, 0, inc_session);
1063
1064         if (POP3_SESSION(session)->state == POP3_LOGOUT) {
1065                 inc_progress_dialog_update(inc_dialog, inc_session);
1066         }
1067
1068         return 0;
1069 }
1070
1071 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
1072 {
1073         IncSession *inc_session = (IncSession *)data;
1074         IncProgressDialog *inc_dialog;
1075
1076         g_return_val_if_fail(inc_session != NULL, -1);
1077
1078         inc_dialog = (IncProgressDialog *)inc_session->data;
1079
1080         switch (POP3_SESSION(session)->state) {
1081         case POP3_GETAUTH_USER:
1082         case POP3_GETAUTH_PASS:
1083         case POP3_GETAUTH_APOP:
1084         case POP3_GETRANGE_STAT:
1085         case POP3_GETRANGE_LAST:
1086         case POP3_GETRANGE_UIDL:
1087         case POP3_GETSIZE_LIST:
1088                 inc_progress_dialog_update(inc_dialog, inc_session);
1089                 break;
1090         case POP3_RETR:
1091                 inc_recv_data_progressive(session, 0, 0, inc_session);
1092                 break;
1093         case POP3_LOGOUT:
1094                 inc_progress_dialog_update(inc_dialog, inc_session);
1095                 break;
1096         default:
1097                 break;
1098         }
1099
1100         return 0;
1101 }
1102
1103 static gint inc_drop_message(Pop3Session *session, const gchar *file)
1104 {
1105         FolderItem *inbox;
1106         FolderItem *dropfolder;
1107         IncSession *inc_session = (IncSession *)(SESSION(session)->data);
1108         gint msgnum;
1109
1110         g_return_val_if_fail(inc_session != NULL, -1);
1111
1112         if (session->ac_prefs->inbox) {
1113                 inbox = folder_find_item_from_identifier
1114                         (session->ac_prefs->inbox);
1115                 if (!inbox)
1116                         inbox = folder_get_default_inbox();
1117         } else
1118                 inbox = folder_get_default_inbox();
1119         if (!inbox) {
1120                 claws_unlink(file);
1121                 return -1;
1122         }
1123
1124         /* CLAWS: claws uses a global .processing folder for the filtering. */
1125         dropfolder = folder_get_default_processing();
1126
1127         /* add msg file to drop folder */
1128         if ((msgnum = folder_item_add_msg(
1129                         dropfolder, file, NULL, TRUE)) < 0) {
1130                 claws_unlink(file);
1131                 return -1;
1132         }
1133
1134         return 0;
1135 }
1136
1137 static void inc_put_error(IncState istate, Pop3Session *session)
1138 {
1139         gchar *log_msg = NULL;
1140         gchar *err_msg = NULL;
1141         gboolean fatal_error = FALSE;
1142
1143         switch (istate) {
1144         case INC_CONNECT_ERROR:
1145                 log_msg = _("Connection failed.");
1146                 fatal_error = TRUE;
1147                 if (prefs_common.no_recv_err_panel)
1148                         break;
1149                 err_msg = g_strdup_printf(_("Connection to %s:%d failed."),
1150                                           SESSION(session)->server,
1151                                           SESSION(session)->port);
1152                 break;
1153         case INC_ERROR:
1154                 log_msg = _("Error occurred while processing mail.");
1155                 fatal_error = TRUE;
1156                 if (prefs_common.no_recv_err_panel)
1157                         break;
1158                 if (session->error_msg)
1159                         err_msg = g_strdup_printf
1160                                 (_("Error occurred while processing mail:\n%s"),
1161                                  session->error_msg);
1162                 else
1163                         err_msg = g_strdup(log_msg);
1164                 break;
1165         case INC_NO_SPACE:
1166                 log_msg = _("No disk space left.");
1167                 err_msg = g_strdup(log_msg);
1168                 fatal_error = TRUE;
1169                 break;
1170         case INC_IO_ERROR:
1171                 log_msg = _("Can't write file.");
1172                 err_msg = g_strdup(log_msg);
1173                 fatal_error = TRUE;
1174                 break;
1175         case INC_SOCKET_ERROR:
1176                 log_msg = _("Socket error.");
1177                 if (prefs_common.no_recv_err_panel)
1178                         break;
1179                 err_msg = g_strdup_printf(_("Socket error on connection to %s:%d."),
1180                                           SESSION(session)->server,
1181                                           SESSION(session)->port);
1182                 break;
1183         case INC_EOF:
1184                 log_msg = _("Connection closed by the remote host.");
1185                 if (prefs_common.no_recv_err_panel)
1186                         break;
1187                 err_msg = g_strdup_printf(_("Connection to %s:%d closed by the remote host."),
1188                                           SESSION(session)->server,
1189                                           SESSION(session)->port);
1190                 break;
1191         case INC_LOCKED:
1192                 log_msg = _("Mailbox is locked.");
1193                 if (prefs_common.no_recv_err_panel)
1194                         break;
1195                 if (session->error_msg)
1196                         err_msg = g_strdup_printf(_("Mailbox is locked:\n%s"),
1197                                                   session->error_msg);
1198                 else
1199                         err_msg = g_strdup(log_msg);
1200                 break;
1201         case INC_AUTH_FAILED:
1202                 log_msg = _("Authentication failed.");
1203                 fatal_error = TRUE;
1204                 if (prefs_common.no_recv_err_panel)
1205                         break;
1206                 if (session->error_msg)
1207                         err_msg = g_strdup_printf
1208                                 (_("Authentication failed:\n%s"), session->error_msg);
1209                 else
1210                         err_msg = g_strdup(log_msg);
1211                 break;
1212         case INC_TIMEOUT:
1213                 log_msg = _("Session timed out. You may be able to "
1214                             "recover by increasing the timeout value in "
1215                             "Preferences/Other.");
1216                 if (prefs_common.no_recv_err_panel)
1217                         break;
1218                 err_msg = g_strdup_printf(_("Connection to %s:%d timed out."),
1219                                           SESSION(session)->server,
1220                                           SESSION(session)->port);
1221                 break;
1222         default:
1223                 break;
1224         }
1225
1226         if (log_msg) {
1227                 if (fatal_error)
1228                         log_error(LOG_PROTOCOL, "%s\n", log_msg);
1229                 else
1230                         log_warning(LOG_PROTOCOL, "%s\n", log_msg);
1231         }
1232         if (prefs_common.no_recv_err_panel && fatal_error)
1233                 mainwindow_show_error();
1234
1235         if (err_msg) {
1236                 alertpanel_error_log("%s", err_msg);
1237                 g_free(err_msg);
1238         }
1239 }
1240
1241 static void inc_cancel(IncProgressDialog *dialog)
1242 {
1243         IncSession *session;
1244
1245         g_return_if_fail(dialog != NULL);
1246
1247         if (dialog->queue_list == NULL) {
1248                 inc_progress_dialog_destroy(dialog);
1249                 return;
1250         }
1251
1252         session = dialog->queue_list->data;
1253
1254         session->inc_state = INC_CANCEL;
1255
1256         log_message(LOG_PROTOCOL, _("Incorporation cancelled\n"));
1257 }
1258
1259 gboolean inc_is_active(void)
1260 {
1261         return (inc_dialog_list != NULL);
1262 }
1263
1264 void inc_cancel_all(void)
1265 {
1266         GList *cur;
1267
1268         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1269                 inc_cancel((IncProgressDialog *)cur->data);
1270 }
1271
1272 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1273 {
1274         inc_cancel((IncProgressDialog *)data);
1275 }
1276
1277 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1278                                  gpointer data)
1279 {
1280         IncProgressDialog *dialog = (IncProgressDialog *)data;
1281
1282         if (dialog->queue_list == NULL)
1283                 inc_progress_dialog_destroy(dialog);
1284
1285         return TRUE;
1286 }
1287
1288 static gint inc_spool_account(PrefsAccount *account)
1289 {
1290         FolderItem *inbox;
1291         gchar *mbox;
1292         gint result;
1293
1294         if (account->local_inbox) {
1295                 inbox = folder_find_item_from_identifier(account->local_inbox);
1296                 if (!inbox)
1297                         inbox = folder_get_default_inbox();
1298         } else
1299                 inbox = folder_get_default_inbox();
1300
1301         if (account->local_mbox) {
1302                 if (is_file_exist(account->local_mbox))
1303                         mbox = g_strdup(account->local_mbox);
1304                 else if (is_dir_exist(account->local_mbox))
1305                         mbox = g_strconcat(account->local_mbox, G_DIR_SEPARATOR_S,
1306                                            g_get_user_name(), NULL);
1307                 else {
1308                         debug_print("%s: local mailbox not found.\n",
1309                                     account->local_mbox);
1310                         return -1;
1311                 }
1312         } else {
1313                 debug_print("local mailbox not set in account info.\n");
1314                 return -1;
1315         }
1316
1317         result = get_spool(inbox, mbox, account);
1318         g_free(mbox);
1319
1320         statusbar_pop_all();
1321
1322         return result;
1323 }
1324
1325 static gint inc_all_spool(void)
1326 {
1327         GList *list = NULL;
1328         gint new_msgs = 0;
1329         gint account_new_msgs = 0;
1330
1331         list = account_get_list();
1332         if (!list) return 0;
1333
1334         for (; list != NULL; list = list->next) {
1335                 PrefsAccount *account = list->data;
1336
1337                 if ((account->protocol == A_LOCAL) &&
1338                     (account->recv_at_getall)) {
1339                         account_new_msgs = inc_spool_account(account);
1340                         if (account_new_msgs > 0)
1341                                 new_msgs += account_new_msgs;
1342                 }
1343         }
1344
1345         return new_msgs;
1346 }
1347
1348 static gint get_spool(FolderItem *dest, const gchar *mbox, PrefsAccount *account)
1349 {
1350         gint msgs, size;
1351         gint lockfd;
1352         gchar tmp_mbox[MAXPATHLEN + 1];
1353
1354         g_return_val_if_fail(dest != NULL, -1);
1355         g_return_val_if_fail(mbox != NULL, -1);
1356         g_return_val_if_fail(account != NULL, -1);
1357
1358         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1359                 debug_print("%s: no messages in local mailbox.\n", mbox);
1360                 return 0;
1361         } else if (size < 0)
1362                 return -1;
1363
1364         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1365                 return -1;
1366
1367         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%p",
1368                    get_tmp_dir(), G_DIR_SEPARATOR, mbox);
1369
1370         if (copy_mbox(lockfd, tmp_mbox) < 0) {
1371                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1372                 return -1;
1373         }
1374
1375         debug_print("Getting new messages from %s into %s...\n",
1376                     mbox, dest->path);
1377
1378         msgs = proc_mbox(dest, tmp_mbox, account->filter_on_recv, account);
1379
1380         claws_unlink(tmp_mbox);
1381         if (msgs >= 0) empty_mbox(mbox);
1382         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1383
1384         return msgs;
1385 }
1386
1387 void inc_lock_real(void)
1388 {
1389         inc_lock_count++;
1390 }
1391
1392 void inc_unlock_real(void)
1393 {
1394         if (inc_lock_count > 0)
1395                 inc_lock_count--;
1396 }
1397
1398 static guint autocheck_timer = 0;
1399 static gpointer autocheck_data = NULL;
1400
1401 #ifdef MAEMO
1402 osso_context_t *get_osso_context(void);
1403 #endif
1404
1405 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1406 {
1407
1408 #ifndef MAEMO
1409         gchar *buf, *numpos, *ret_str;
1410         gssize by_read = 0, by_written = 0;
1411
1412         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1413             *prefs_common.newmail_notify_cmd))
1414                      return;
1415
1416         buf = g_strdup(prefs_common.newmail_notify_cmd);
1417         if ((numpos = strstr(buf, "%d")) != NULL) {
1418                 gchar *buf2;
1419
1420                 *numpos = '\0';
1421                 buf2 = g_strdup_printf("%s%d%s", buf, new_msgs, numpos + 2);
1422                 g_free(buf);
1423                 buf = buf2;
1424         }
1425
1426         ret_str = g_locale_from_utf8(buf, strlen(buf), &by_read, &by_written,
1427                                      NULL);
1428         if (ret_str && by_written) {
1429                 g_free(buf);
1430                 buf = ret_str;
1431         }
1432         debug_print("executing new mail notification command: %s\n", buf);
1433         execute_command_line(buf, TRUE);
1434
1435         g_free(buf);
1436
1437 #else
1438         if (new_msgs) {
1439                 if (prefs_common.maemo_play_sound)
1440                         hildon_play_system_sound("/usr/share/sounds/ui-new_email.wav");
1441                 if (prefs_common.maemo_show_banner) {
1442                         gchar *info = g_strdup_printf(ngettext("Claws Mail: %d new message",
1443                                                    "Claws Mail: %d new messages",
1444                                                    new_msgs), new_msgs);
1445                         osso_system_note_infoprint(get_osso_context(), info, NULL);
1446                         g_free(info);
1447                 }
1448         }
1449 #endif
1450 }
1451
1452 #if (defined(MAEMO) && defined(CONIC))
1453 static void maemo_connection_event(ConIcConnection *connection,
1454                                    ConIcConnectionEvent *event,
1455                                    gpointer user_data)
1456 {
1457         ConIcConnectionStatus status =
1458                 con_ic_connection_event_get_status(event);
1459         MainWindow *mainwin = (MainWindow *)user_data;
1460         switch(status) {
1461         case CON_IC_STATUS_CONNECTED:
1462                 debug_print("we're connected\n");
1463                 main_window_toggle_work_offline(mainwin, FALSE, FALSE);
1464                 break;
1465         default:
1466                 debug_print("we're disconnected\n");
1467                 main_window_toggle_work_offline(mainwin, TRUE, FALSE);
1468                 maemo_warned_offline = FALSE;
1469                 break;
1470         }
1471 }
1472
1473 #endif
1474
1475 void inc_autocheck_timer_init(MainWindow *mainwin)
1476 {
1477 #if (defined(MAEMO) && defined(CONIC))
1478         GValue *val = g_new0(GValue, 1);
1479         maemo_connection = con_ic_connection_new();
1480
1481         g_value_init(val, G_TYPE_BOOLEAN);
1482         g_value_set_boolean(val, TRUE);
1483         g_object_set_property(G_OBJECT(maemo_connection),
1484                         "automatic-connection-events", val);
1485         g_free(val);
1486         g_signal_connect (maemo_connection, "connection-event",
1487                           G_CALLBACK(maemo_connection_event), mainwin);
1488         con_ic_connection_connect (maemo_connection,
1489                 CON_IC_CONNECT_FLAG_AUTOMATICALLY_TRIGGERED);
1490         autocheck_data = mainwin;
1491 #else
1492         autocheck_data = mainwin;
1493         inc_autocheck_timer_set();
1494 #endif
1495 }
1496
1497 static void inc_autocheck_timer_set_interval(guint interval)
1498 {
1499         inc_autocheck_timer_remove();
1500         /* last test is to avoid re-enabling auto_check after modifying
1501            the common preferences */
1502         if (prefs_common.autochk_newmail && autocheck_data
1503             && prefs_common.work_offline == FALSE) {
1504 #if GLIB_CHECK_VERSION(2,14,0)
1505                 if (interval % 1000 == 0)
1506                         autocheck_timer =
1507                                 g_timeout_add_seconds(interval/1000, inc_autocheck_func, autocheck_data);
1508                 else
1509 #endif
1510                 autocheck_timer = g_timeout_add
1511                         (interval, inc_autocheck_func, autocheck_data);
1512                 debug_print("added timer = %d\n", autocheck_timer);
1513         }
1514 }
1515
1516 void inc_autocheck_timer_set(void)
1517 {
1518         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1519 #if (defined(MAEMO) && defined(CONIC))
1520         con_ic_connection_connect (maemo_connection,
1521                 CON_IC_CONNECT_FLAG_AUTOMATICALLY_TRIGGERED);
1522 #endif
1523 }
1524
1525 void inc_autocheck_timer_remove(void)
1526 {
1527         if (autocheck_timer) {
1528                 debug_print("removed timer = %d\n", autocheck_timer);
1529                 g_source_remove(autocheck_timer);
1530                 autocheck_timer = 0;
1531         }
1532 }
1533
1534 static gint inc_autocheck_func(gpointer data)
1535 {
1536         MainWindow *mainwin = (MainWindow *)data;
1537
1538         if (inc_lock_count) {
1539                 debug_print("autocheck is locked.\n");
1540                 inc_autocheck_timer_set_interval(1000);
1541                 return FALSE;
1542         }
1543
1544         inc_all_account_mail(mainwin, TRUE, prefs_common.newmail_notify_auto);
1545
1546         return FALSE;
1547 }
1548
1549 gboolean inc_offline_should_override(gboolean force_ask, const gchar *msg)
1550 {
1551         static time_t overridden_yes = 0;
1552         static time_t overridden_no  = 0;
1553         int length = 10; /* minutes */
1554         gint answer = G_ALERTDEFAULT;
1555
1556 #ifdef HAVE_NETWORKMANAGER_SUPPORT
1557         /* If no network connection is available, override is not possible */
1558         if(!networkmanager_is_online(NULL))
1559                 return FALSE;
1560 #endif
1561
1562 #if (defined(MAEMO) && defined(CONIC))
1563         if (prefs_common.work_offline) {
1564                 if (force_ask && !maemo_warned_offline) {
1565                         if (mainwindow_get_mainwindow())
1566                                 hildon_banner_show_information(
1567                                         mainwindow_get_mainwindow()->window,
1568                                         NULL,
1569                                         _("Unable to connect: you are offline."));
1570                         maemo_warned_offline = TRUE;
1571                 }
1572                 return FALSE;
1573         } else {
1574                 return TRUE;
1575         }
1576 #endif
1577
1578         if (prefs_common.autochk_newmail)
1579                 length = prefs_common.autochk_itv; /* minutes */
1580
1581         if (force_ask) {
1582                 overridden_no = (time_t)0;
1583         }
1584
1585         if (prefs_common.work_offline) {
1586                 gchar *tmp = NULL;
1587
1588                 if (time(NULL) - overridden_yes < length * 60) /* seconds */
1589                          return TRUE;
1590                 else if (time(NULL) - overridden_no < length * 60) /* seconds */
1591                          return FALSE;
1592
1593                 if (!force_ask)
1594                         tmp = g_strdup_printf(
1595                                 _("%s%sYou're working offline. Override for %d minutes?"),
1596                                 msg?msg:"",
1597                                 msg?"\n\n":"",
1598                                 length);
1599                 else
1600                         tmp = g_strdup_printf(
1601                                 _("%s%sYou're working offline. Override?"),
1602                                 msg?msg:"",
1603                                 msg?"\n\n":"");
1604
1605                 answer = alertpanel(_("Offline warning"),
1606                                tmp,
1607                                GTK_STOCK_NO, "+" GTK_STOCK_YES,
1608                                 !force_ask? _("On_ly once"):NULL);
1609                 g_free(tmp);
1610                 if (answer == G_ALERTALTERNATE) {
1611                         overridden_yes = time(NULL);
1612                         return TRUE;
1613                 } else if (answer == G_ALERTDEFAULT) {
1614                         if (!force_ask)
1615                                 overridden_no  = time(NULL);
1616                         return FALSE;
1617                 } else {
1618                         overridden_yes = (time_t)0;
1619                         overridden_no  = (time_t)0;
1620                         return TRUE;
1621                 }
1622         }
1623         return TRUE;
1624 }