src/inc.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999,2000 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtkwindow.h>
  29 #include <gtk/gtksignal.h>
  30 #include <stdio.h>
  31 #include <unistd.h>
  32 #include <string.h>
  33 #include <sys/types.h>
  34 #include <sys/stat.h>
  35 #include <sys/wait.h>
  36 #include <signal.h>
  37 #include <errno.h>
  38
  39 #include "intl.h"
  40 #include "main.h"
  41 #include "inc.h"
  42 #include "mainwindow.h"
  43 #include "folderview.h"
  44 #include "summaryview.h"
  45 #include "prefs_common.h"
  46 #include "prefs_account.h"
  47 #include "account.h"
  48 #include "procmsg.h"
  49 #include "socket.h"
  50 #include "pop.h"
  51 #include "recv.h"
  52 #include "mbox.h"
  53 #include "utils.h"
  54 #include "gtkutils.h"
  55 #include "statusbar.h"
  56 #include "manage_window.h"
  57 #include "progressdialog.h"
  58 #include "inputdialog.h"
  59 #include "alertpanel.h"
  60 #include "filter.h"
  61 #include "automaton.h"
  62 #include "folder.h"
  63
  64 #define MSGBUFSIZE      8192
  65
  66 static void inc_finished                (MainWindow             *mainwin);
  67 static void inc_account_mail            (PrefsAccount           *account,
  68                                          MainWindow             *mainwin);
  69
  70 static IncProgressDialog *inc_progress_dialog_create    (void);
  71 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
  72
  73 static IncSession *inc_session_new      (PrefsAccount           *account);
  74 static void inc_session_destroy         (IncSession             *session);
  75 static Pop3State *inc_pop3_state_new    (PrefsAccount           *account);
  76 static void inc_pop3_state_destroy      (Pop3State              *state);
  77 static void inc_start                   (IncProgressDialog      *inc_dialog);
  78 static IncState inc_pop3_session_do     (IncSession             *session);
  79 static gint pop3_automaton_terminate    (gint                    source,
  80                                          Automaton              *atm);
  81
  82 static GHashTable *inc_get_uidl_table   (PrefsAccount           *ac_prefs);
  83 static void inc_write_uidl_list         (Pop3State              *state);
  84
  85 #if USE_THREADS
  86 static gint connection_check_cb         (Automaton      *atm);
  87 #endif
  88
  89 static void inc_put_error               (IncState        istate);
  90
  91 static void inc_cancel                  (GtkWidget      *widget,
  92                                          gpointer        data);
  93
  94 static gint inc_spool                   (void);
  95 static gint get_spool                   (FolderItem     *dest,
  96                                          const gchar    *mbox);
  97
  98 static void inc_finished(MainWindow *mainwin)
  99 {
 100         FolderItem *item;
 101
 102         if (prefs_common.open_inbox_on_inc) {
 103                 item = cur_account && cur_account->inbox
 104                         ? folder_find_item_from_path(cur_account->inbox)
 105                         : folder_get_default_inbox();
 106                 folderview_unselect(mainwin->folderview);
 107                 folderview_select(mainwin->folderview, item);
 108         } else {
 109                 item = mainwin->summaryview->folder_item;
 110                 folderview_unselect(mainwin->folderview);
 111                 folderview_select(mainwin->folderview, item);
 112         }
 113 }
 114
 115 void inc_mail(MainWindow *mainwin)
 116 {
 117         summary_write_cache(mainwin->summaryview);
 118
 119         if (prefs_common.use_extinc && prefs_common.extinc_path) {
 120                 gint pid;
 121
 122                 /* external incorporating program */
 123                 if ((pid = fork()) < 0) {
 124                         perror("fork");
 125                         return;
 126                 }
 127
 128                 if (pid == 0) {
 129                         execlp(prefs_common.extinc_path,
 130                                g_basename(prefs_common.extinc_path),
 131                                NULL);
 132
 133                         /* this will be called when failed */
 134                         perror("exec");
 135                         _exit(1);
 136                 }
 137
 138                 /* wait until child process is terminated */
 139                 waitpid(pid, NULL, 0);
 140
 141                 if (prefs_common.inc_local) inc_spool();
 142         } else {
 143                 if (prefs_common.inc_local) inc_spool();
 144
 145                 inc_account_mail(cur_account, mainwin);
 146         }
 147
 148         inc_finished(mainwin);
 149 }
 150
 151 static void inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
 152 {
 153         IncProgressDialog *inc_dialog;
 154         IncSession *session;
 155
 156         session = inc_session_new(account);
 157         if (!session) return;
 158
 159         inc_dialog = inc_progress_dialog_create();
 160         inc_dialog->queue_list = g_list_append(inc_dialog->queue_list, session);
 161         inc_dialog->mainwin = mainwin;
 162         session->data = inc_dialog;
 163
 164         inc_start(inc_dialog);
 165 }
 166
 167 void inc_all_account_mail(MainWindow *mainwin)
 168 {
 169         GList *list, *queue_list = NULL;
 170         IncProgressDialog *inc_dialog;
 171
 172         summary_write_cache(mainwin->summaryview);
 173
 174         if (prefs_common.inc_local) inc_spool();
 175
 176         list = account_get_list();
 177         if (!list) return;
 178
 179         for (; list != NULL; list = list->next) {
 180                 IncSession *session;
 181                 PrefsAccount *account = list->data;
 182
 183                 if (account->recv_at_getall) {
 184                         session = inc_session_new(account);
 185                         if (session)
 186                                 queue_list = g_list_append(queue_list, session);
 187                 }
 188         }
 189
 190         if (!queue_list) return;
 191
 192         inc_dialog = inc_progress_dialog_create();
 193         inc_dialog->queue_list = queue_list;
 194         inc_dialog->mainwin = mainwin;
 195         for (list = queue_list; list != NULL; list = list->next) {
 196                 IncSession *session = list->data;
 197                 session->data = inc_dialog;
 198         }
 199
 200         inc_start(inc_dialog);
 201
 202         inc_finished(mainwin);
 203 }
 204
 205 static IncProgressDialog *inc_progress_dialog_create(void)
 206 {
 207         IncProgressDialog *dialog;
 208         ProgressDialog *progress;
 209
 210         dialog = g_new0(IncProgressDialog, 1);
 211
 212         progress = progress_dialog_create();
 213         gtk_window_set_title(GTK_WINDOW(progress->window),
 214                              _("Retrieving new messages"));
 215         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 216                            GTK_SIGNAL_FUNC(inc_cancel), dialog);
 217         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 218                            GTK_SIGNAL_FUNC(gtk_true), NULL);
 219         manage_window_set_transient(GTK_WINDOW(progress->window));
 220
 221         progress_dialog_set_value(progress, 0.0);
 222
 223         gtk_widget_show_now(progress->window);
 224
 225         dialog->dialog = progress;
 226         dialog->queue_list = NULL;
 227
 228         return dialog;
 229 }
 230
 231 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 232 {
 233         progress_dialog_set_value(inc_dialog->dialog, 0.0);
 234         progress_dialog_set_label(inc_dialog->dialog, "");
 235 }
 236
 237 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 238 {
 239         g_return_if_fail(inc_dialog != NULL);
 240
 241         progress_dialog_destroy(inc_dialog->dialog);
 242
 243         g_free(inc_dialog);
 244 }
 245
 246 static IncSession *inc_session_new(PrefsAccount *account)
 247 {
 248         IncSession *session;
 249
 250         g_return_val_if_fail(account != NULL, NULL);
 251
 252         if (account->protocol != A_POP3 && account->protocol != A_APOP)
 253                 return NULL;
 254         if (!account->recv_server || !account->userid)
 255                 return NULL;
 256
 257         session = g_new0(IncSession, 1);
 258         session->pop3_state = inc_pop3_state_new(account);
 259         session->pop3_state->session = session;
 260
 261         return session;
 262 }
 263
 264 static void inc_session_destroy(IncSession *session)
 265 {
 266         g_return_if_fail(session != NULL);
 267
 268         inc_pop3_state_destroy(session->pop3_state);
 269         g_free(session);
 270 }
 271
 272 static Pop3State *inc_pop3_state_new(PrefsAccount *account)
 273 {
 274         Pop3State *state;
 275
 276         state = g_new0(Pop3State, 1);
 277
 278         state->ac_prefs = account;
 279         state->folder_table = g_hash_table_new(NULL, NULL);
 280         state->id_table = inc_get_uidl_table(account);
 281         state->id_list = NULL;
 282         state->new_id_list = NULL;
 283         state->inc_state = INC_SUCCESS;
 284
 285         return state;
 286 }
 287
 288 static void inc_pop3_state_destroy(Pop3State *state)
 289 {
 290         g_hash_table_destroy(state->folder_table);
 291         if (state->id_table) {
 292                 hash_free_strings(state->id_table);
 293                 g_hash_table_destroy(state->id_table);
 294         }
 295         slist_free_strings(state->id_list);
 296         slist_free_strings(state->new_id_list);
 297         g_slist_free(state->id_list);
 298         g_slist_free(state->new_id_list);
 299
 300         g_free(state->greeting);
 301         g_free(state->user);
 302         g_free(state->pass);
 303         g_free(state->prev_folder);
 304
 305         g_free(state);
 306 }
 307
 308 static void inc_start(IncProgressDialog *inc_dialog)
 309 {
 310         IncSession *session;
 311         Pop3State *pop3_state;
 312         IncState inc_state;
 313
 314         while (inc_dialog->queue_list != NULL) {
 315                 session = inc_dialog->queue_list->data;
 316                 pop3_state = session->pop3_state;
 317
 318                 inc_progress_dialog_clear(inc_dialog);
 319
 320                 pop3_state->user = g_strdup(pop3_state->ac_prefs->userid);
 321                 if (pop3_state->ac_prefs->passwd)
 322                         pop3_state->pass =
 323                                 g_strdup(pop3_state->ac_prefs->passwd);
 324                 else if (pop3_state->ac_prefs->tmp_pass)
 325                         pop3_state->pass =
 326                                 g_strdup(pop3_state->ac_prefs->tmp_pass);
 327                 else {
 328                         gchar *pass;
 329                         gchar *message;
 330
 331                         message = g_strdup_printf
 332                                 (_("Input password for %s on %s:"),
 333                                  pop3_state->user,
 334                                  pop3_state->ac_prefs->recv_server);
 335
 336                         pass = input_dialog_with_invisible(_("Input password"),
 337                                                            message, NULL);
 338                         g_free(message);
 339                         manage_window_focus_in(inc_dialog->mainwin->window,
 340                                                NULL, NULL);
 341                         if (pass) {
 342                                 pop3_state->ac_prefs->tmp_pass = g_strdup(pass);
 343                                 pop3_state->pass = pass;
 344                         } else {
 345                                 inc_session_destroy(session);
 346                                 inc_dialog->queue_list = g_list_remove
 347                                         (inc_dialog->queue_list, session);
 348                                 continue;
 349                         }
 350                 }
 351
 352                 /* begin POP3 session */
 353                 inc_state = inc_pop3_session_do(session);
 354
 355                 if (pop3_state->error_val == PS_AUTHFAIL) {
 356                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 357                         alertpanel_error
 358                                 (_("Authorization for %s on %s failed"),
 359                                  pop3_state->user,
 360                                  pop3_state->ac_prefs->recv_server);
 361                 }
 362
 363                 statusbar_pop_all();
 364                 manage_window_focus_in(inc_dialog->mainwin->window, NULL, NULL);
 365
 366                 folder_item_scan_foreach(pop3_state->folder_table);
 367                 folderview_update_item_foreach(pop3_state->folder_table);
 368
 369                 if (pop3_state->error_val == PS_AUTHFAIL &&
 370                     pop3_state->ac_prefs->tmp_pass) {
 371                         g_free(pop3_state->ac_prefs->tmp_pass);
 372                         pop3_state->ac_prefs->tmp_pass = NULL;
 373                 }
 374
 375                 inc_write_uidl_list(pop3_state);
 376
 377                 if (inc_state != INC_SUCCESS) {
 378                         inc_put_error(inc_state);
 379                         break;
 380                 }
 381
 382                 inc_session_destroy(session);
 383                 inc_dialog->queue_list =
 384                         g_list_remove(inc_dialog->queue_list, session);
 385         }
 386
 387         while (inc_dialog->queue_list != NULL) {
 388                 session = inc_dialog->queue_list->data;
 389                 inc_session_destroy(session);
 390                 inc_dialog->queue_list =
 391                         g_list_remove(inc_dialog->queue_list, session);
 392         }
 393
 394         inc_progress_dialog_destroy(inc_dialog);
 395 }
 396
 397 static IncState inc_pop3_session_do(IncSession *session)
 398 {
 399         Pop3State *pop3_state = session->pop3_state;
 400         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 401         Automaton *atm;
 402         SockInfo *sockinfo;
 403         gint i;
 404         gchar *server;
 405         gushort port;
 406         gchar *buf;
 407         AtmHandler handlers[] = {
 408                 pop3_greeting_recv      ,
 409                 pop3_getauth_user_send  , pop3_getauth_user_recv,
 410                 pop3_getauth_pass_send  , pop3_getauth_pass_recv,
 411                 pop3_getauth_apop_send  , pop3_getauth_apop_recv,
 412                 pop3_getrange_stat_send , pop3_getrange_stat_recv,
 413                 pop3_getrange_last_send , pop3_getrange_last_recv,
 414                 pop3_getrange_uidl_send , pop3_getrange_uidl_recv,
 415                 pop3_retr_send          , pop3_retr_recv,
 416                 pop3_delete_send        , pop3_delete_recv,
 417                 pop3_logout_send        , pop3_logout_recv
 418         };
 419
 420         debug_print(_("getting new messages of account %s...\n"),
 421                     pop3_state->ac_prefs->account_name);
 422
 423         atm = automaton_create(N_POP3_PHASE);
 424
 425         session->atm = atm;
 426         atm->data = pop3_state;
 427
 428         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 429                               pop3_state->ac_prefs->recv_server);
 430         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 431         g_free(buf);
 432
 433         for (i = POP3_GREETING_RECV; i < N_POP3_PHASE; i++)
 434                 atm->state[i].handler = handlers[i];
 435         atm->state[POP3_GREETING_RECV].condition = GDK_INPUT_READ;
 436         for (i = POP3_GETAUTH_USER_SEND; i < N_POP3_PHASE; ) {
 437                 atm->state[i++].condition = GDK_INPUT_WRITE;
 438                 atm->state[i++].condition = GDK_INPUT_READ;
 439         }
 440
 441         atm->terminate = (AtmHandler)pop3_automaton_terminate;
 442
 443         atm->num = POP3_GREETING_RECV;
 444
 445         server = pop3_state->ac_prefs->recv_server;
 446         port = pop3_state->ac_prefs->set_popport ?
 447                 pop3_state->ac_prefs->popport : 110;
 448
 449         buf = g_strdup_printf(_("Connecting to POP3 server: %s ..."), server);
 450         log_message("%s\n", buf);
 451         progress_dialog_set_label(inc_dialog->dialog, buf);
 452         g_free(buf);
 453         GTK_EVENTS_FLUSH();
 454
 455 #if USE_THREADS
 456         if ((sockinfo = sock_connect_with_thread(server, port)) == NULL) {
 457 #else
 458         if ((sockinfo = sock_connect_nb(server, port)) == NULL) {
 459 #endif
 460                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 461                             server, port);
 462                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 463                 alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 464                                  server, port);
 465                 manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 466                 pop3_automaton_terminate(-1, atm);
 467                 automaton_destroy(atm);
 468
 469                 return pop3_state->inc_state;
 470         }
 471
 472         pop3_state->sockinfo = sockinfo;
 473
 474 #if USE_THREADS
 475         atm->timeout_tag = gtk_timeout_add
 476                 (TIMEOUT_ITV, (GtkFunction)connection_check_cb, atm);
 477 #else
 478         atm->tag = gdk_input_add(sockinfo->sock,
 479                                  atm->state[atm->num].condition,
 480                                  automaton_input_cb, atm);
 481 #endif
 482
 483         gtk_main();
 484
 485 #if USE_THREADS
 486         //pthread_join(sockinfo->connect_thr, NULL);
 487 #endif
 488         sock_sockinfo_free(sockinfo);
 489         automaton_destroy(atm);
 490
 491         return pop3_state->inc_state;
 492 }
 493
 494 static gint pop3_automaton_terminate(gint source, Automaton *atm)
 495 {
 496         if (atm->tag > 0) {
 497                 gdk_input_remove(atm->tag);
 498                 atm->tag = 0;
 499         }
 500         if (atm->timeout_tag > 0) {
 501                 gtk_timeout_remove(atm->timeout_tag);
 502                 atm->timeout_tag = 0;
 503         }
 504         if (source > 0) {
 505                 sock_close(source);
 506                 gtk_main_quit();
 507         }
 508
 509         atm->terminated = TRUE;
 510
 511         return 0;
 512 }
 513
 514 static GHashTable *inc_get_uidl_table(PrefsAccount *ac_prefs)
 515 {
 516         GHashTable *table;
 517         gchar *path;
 518         FILE *fp;
 519         gchar buf[IDLEN + 3];
 520
 521         path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 522                            "uidl-", ac_prefs->recv_server,
 523                            "-", ac_prefs->userid, NULL);
 524         if ((fp = fopen(path, "r")) == NULL) {
 525                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 526                 g_free(path);
 527                 return NULL;
 528         }
 529         g_free(path);
 530
 531         table = g_hash_table_new(g_str_hash, g_str_equal);
 532
 533         while (fgets(buf, sizeof(buf), fp) != NULL) {
 534                 strretchomp(buf);
 535                 g_hash_table_insert(table, g_strdup(buf), GINT_TO_POINTER(1));
 536         }
 537
 538         fclose(fp);
 539
 540         return table;
 541 }
 542
 543 static void inc_write_uidl_list(Pop3State *state)
 544 {
 545         gchar *path;
 546         FILE *fp;
 547         GSList *cur;
 548
 549         if (!state->id_list) return;
 550
 551         path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 552                            "uidl-", state->ac_prefs->recv_server,
 553                            "-", state->user, NULL);
 554         if ((fp = fopen(path, "w")) == NULL) {
 555                 FILE_OP_ERROR(path, "fopen");
 556                 g_free(path);
 557                 return;
 558         }
 559
 560         for (cur = state->id_list; cur != NULL; cur = cur->next) {
 561                 if (fputs((gchar *)cur->data, fp) == EOF) {
 562                         FILE_OP_ERROR(path, "fputs");
 563                         break;
 564                 }
 565                 if (fputc('\n', fp) == EOF) {
 566                         FILE_OP_ERROR(path, "fputc");
 567                         break;
 568                 }
 569         }
 570
 571         if (fclose(fp) == EOF) FILE_OP_ERROR(path, "fclose");
 572         g_free(path);
 573 }
 574
 575 #if USE_THREADS
 576 static gint connection_check_cb(Automaton *atm)
 577 {
 578         Pop3State *state = atm->data;
 579         IncProgressDialog *inc_dialog = state->session->data;
 580         SockInfo *sockinfo = state->sockinfo;
 581
 582         //g_print("connection check\n");
 583
 584         if (sockinfo->state == CONN_LOOKUPFAILED ||
 585             sockinfo->state == CONN_FAILED) {
 586                 atm->timeout_tag = 0;
 587                 pop3_automaton_terminate(sockinfo->sock, atm);
 588                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 589                             sockinfo->hostname, sockinfo->port);
 590                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 591                 alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 592                                  sockinfo->hostname, sockinfo->port);
 593                 manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 594                 return FALSE;
 595         } else if (sockinfo->state == CONN_ESTABLISHED) {
 596                 atm->timeout_tag = 0;
 597                 atm->tag = gdk_input_add(sockinfo->sock,
 598                                          atm->state[atm->num].condition,
 599                                          automaton_input_cb, atm);
 600                 return FALSE;
 601         } else {
 602                 return TRUE;
 603         }
 604 }
 605 #endif
 606
 607 void inc_progress_update(Pop3State *state, Pop3Phase phase)
 608 {
 609         gchar buf[MSGBUFSIZE];
 610         IncProgressDialog *inc_dialog = state->session->data;
 611         ProgressDialog *dialog = inc_dialog->dialog;
 612
 613         switch (phase) {
 614         case POP3_GREETING_RECV:
 615                 break;
 616         case POP3_GETAUTH_USER_SEND:
 617         case POP3_GETAUTH_USER_RECV:
 618         case POP3_GETAUTH_PASS_SEND:
 619         case POP3_GETAUTH_PASS_RECV:
 620         case POP3_GETAUTH_APOP_SEND:
 621         case POP3_GETAUTH_APOP_RECV:
 622                 progress_dialog_set_label(dialog, _("Authorizing"));
 623                 break;
 624         case POP3_GETRANGE_STAT_SEND:
 625         case POP3_GETRANGE_STAT_RECV:
 626         case POP3_GETRANGE_LAST_SEND:
 627         case POP3_GETRANGE_LAST_RECV:
 628         case POP3_GETRANGE_UIDL_SEND:
 629         case POP3_GETRANGE_UIDL_RECV:
 630                 progress_dialog_set_label(dialog,
 631                                           _("Getting number of new messages"));
 632                 break;
 633         case POP3_RETR_SEND:
 634         case POP3_RETR_RECV:
 635                 g_snprintf(buf, sizeof(buf),
 636                            _("Retrieving message (%d / %d)"),
 637                            state->cur_msg, state->count);
 638                 progress_dialog_set_label(dialog, buf);
 639                 progress_dialog_set_percentage
 640                         (dialog, (gfloat)state->cur_msg / state->count);
 641                 break;
 642         case POP3_DELETE_SEND:
 643         case POP3_DELETE_RECV:
 644                 progress_dialog_set_label(dialog, _("Deleting message"));
 645                 break;
 646         case POP3_LOGOUT_SEND:
 647         case POP3_LOGOUT_RECV:
 648                 progress_dialog_set_label(dialog, _("Quitting"));
 649                 break;
 650         default:
 651         }
 652 }
 653
 654 gint inc_drop_message(const gchar *file, Pop3State *state)
 655 {
 656         FolderItem *inbox;
 657         FolderItem *dropfolder;
 658         gint val;
 659
 660         if (state->ac_prefs->inbox) {
 661                 inbox = folder_find_item_from_path(state->ac_prefs->inbox);
 662                 if (!inbox)
 663                         inbox = folder_get_default_inbox();
 664         } else
 665                 inbox = folder_get_default_inbox();
 666         if (!inbox) {
 667                 unlink(file);
 668                 return -1;
 669         }
 670
 671         if (state->ac_prefs->filter_on_recv) {
 672                 dropfolder =
 673                         filter_get_dest_folder(prefs_common.fltlist, file);
 674                 if (!dropfolder) dropfolder = inbox;
 675                 else if (!strcmp(dropfolder->path, FILTER_NOT_RECEIVE)) {
 676                         g_warning(_("a message won't be received\n"));
 677                         return 1;
 678                 }
 679         } else
 680                 dropfolder = inbox;
 681
 682         val = GPOINTER_TO_INT(g_hash_table_lookup
 683                               (state->folder_table, dropfolder));
 684         if (val == 0) {
 685                 folder_item_scan(dropfolder);
 686                 g_hash_table_insert(state->folder_table, dropfolder,
 687                                     GINT_TO_POINTER(1));
 688         }
 689
 690         if (folder_item_add_msg(dropfolder, file) < 0) {
 691                 unlink(file);
 692                 return -1;
 693         }
 694
 695         unlink(file);
 696         return 0;
 697 }
 698
 699 static void inc_put_error(IncState istate)
 700 {
 701         switch (istate) {
 702         case INC_ERROR:
 703                 alertpanel_error(_("Error occurred while processing mail."));
 704                 break;
 705         case INC_NOSPACE:
 706                 alertpanel_error(_("No disk space left."));
 707                 break;
 708         default:
 709         }
 710 }
 711
 712 static void inc_cancel(GtkWidget *widget, gpointer data)
 713 {
 714         IncProgressDialog *dialog = data;
 715         IncSession *session = dialog->queue_list->data;
 716         SockInfo *sockinfo = session->pop3_state->sockinfo;
 717
 718 #if USE_THREADS
 719         if (sockinfo->state == CONN_READY ||
 720             sockinfo->state == CONN_LOOKUPSUCCESS) {
 721                 pthread_cancel(sockinfo->connect_thr);
 722                 //pthread_kill(sockinfo->connect_thr, SIGINT);
 723                 g_print("connection was cancelled.\n");
 724         }
 725 #endif
 726
 727         session->pop3_state->inc_state = INC_CANCEL;
 728         pop3_automaton_terminate(sockinfo->sock, session->atm);
 729 }
 730
 731 static gint inc_spool(void)
 732 {
 733         gchar *mbox, *logname;
 734         gint msgs;
 735
 736         logname = g_get_user_name();
 737         mbox = g_strconcat(prefs_common.spool_path
 738                            ? prefs_common.spool_path : DEFAULT_SPOOL_PATH,
 739                            G_DIR_SEPARATOR_S, logname, NULL);
 740         msgs = get_spool(folder_get_default_inbox(), mbox);
 741         g_free(mbox);
 742
 743         return msgs;
 744 }
 745
 746 static gint get_spool(FolderItem *dest, const gchar *mbox)
 747 {
 748         gint msgs, size;
 749         gint lockfd;
 750         gchar *tmp_mbox = "/tmp/tmpmbox";
 751         GHashTable *folder_table = NULL;
 752
 753         g_return_val_if_fail(dest != NULL, -1);
 754         g_return_val_if_fail(mbox != NULL, -1);
 755
 756         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
 757                 debug_print(_("no messages in local mailbox.\n"));
 758                 return 0;
 759         } else if (size < 0)
 760                 return -1;
 761
 762         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
 763                 return -1;
 764
 765         if (copy_mbox(mbox, tmp_mbox) < 0)
 766                 return -1;
 767
 768         debug_print(_("Getting new messages from %s into %s...\n"),
 769                     mbox, dest->path);
 770
 771         if (prefs_common.filter_on_inc)
 772                 folder_table = g_hash_table_new(NULL, NULL);
 773         msgs = proc_mbox(dest, tmp_mbox, folder_table);
 774
 775         unlink(tmp_mbox);
 776         if (msgs >= 0) empty_mbox(mbox);
 777         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
 778
 779         if (folder_table) {
 780                 folder_item_scan_foreach(folder_table);
 781                 folderview_update_item_foreach(folder_table);
 782                 g_hash_table_destroy(folder_table);
 783         } else {
 784                 folder_item_scan(dest);
 785                 folderview_update_item(dest, FALSE);
 786         }
 787
 788         return msgs;
 789 }