src/inc.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2001 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtkwindow.h>
  29 #include <gtk/gtksignal.h>
  30 #include <stdio.h>
  31 #include <unistd.h>
  32 #include <string.h>
  33 #include <sys/types.h>
  34 #include <sys/stat.h>
  35 #include <sys/wait.h>
  36 #include <signal.h>
  37 #include <errno.h>
  38
  39 #include "intl.h"
  40 #include "main.h"
  41 #include "inc.h"
  42 #include "mainwindow.h"
  43 #include "folderview.h"
  44 #include "summaryview.h"
  45 #include "prefs_common.h"
  46 #include "prefs_account.h"
  47 #include "account.h"
  48 #include "procmsg.h"
  49 #include "socket.h"
  50 #include "pop.h"
  51 #include "recv.h"
  52 #include "mbox.h"
  53 #include "utils.h"
  54 #include "gtkutils.h"
  55 #include "statusbar.h"
  56 #include "manage_window.h"
  57 #include "progressdialog.h"
  58 #include "inputdialog.h"
  59 #include "alertpanel.h"
  60 #include "filter.h"
  61 #include "automaton.h"
  62 #include "folder.h"
  63 #include "filtering.h"
  64
  65 #include "pixmaps/continue.xpm"
  66 #include "pixmaps/complete.xpm"
  67 #include "pixmaps/error.xpm"
  68
  69 GdkPixmap *currentxpm;
  70 GdkBitmap *currentxpmmask;
  71 GdkPixmap *errorxpm;
  72 GdkBitmap *errorxpmmask;
  73 GdkPixmap *okxpm;
  74 GdkBitmap *okxpmmask;
  75
  76 #define MSGBUFSIZE      8192
  77
  78 static void inc_finished                (MainWindow             *mainwin);
  79 static void inc_account_mail            (PrefsAccount           *account,
  80                                          MainWindow             *mainwin);
  81
  82 static IncProgressDialog *inc_progress_dialog_create    (void);
  83 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
  84
  85 static IncSession *inc_session_new      (PrefsAccount           *account);
  86 static void inc_session_destroy         (IncSession             *session);
  87 static Pop3State *inc_pop3_state_new    (PrefsAccount           *account);
  88 static void inc_pop3_state_destroy      (Pop3State              *state);
  89 static void inc_start                   (IncProgressDialog      *inc_dialog);
  90 static IncState inc_pop3_session_do     (IncSession             *session);
  91 static gint pop3_automaton_terminate    (SockInfo               *source,
  92                                          Automaton              *atm);
  93
  94 static GHashTable *inc_get_uidl_table   (PrefsAccount           *ac_prefs);
  95 static void inc_write_uidl_list         (Pop3State              *state);
  96
  97 #if USE_THREADS
  98 static gint connection_check_cb         (Automaton      *atm);
  99 #endif
 100
 101 static void inc_pop3_recv_func          (SockInfo       *sock,
 102                                          gint            count,
 103                                          gint            read_bytes,
 104                                          gpointer        data);
 105
 106 static void inc_put_error               (IncState        istate);
 107
 108 static void inc_cancel                  (GtkWidget      *widget,
 109                                          gpointer        data);
 110
 111 static gint inc_spool                   (void);
 112 static gint get_spool                   (FolderItem     *dest,
 113                                          const gchar    *mbox);
 114
 115 static void inc_all_spool(void);
 116
 117 static gint inc_autocheck_func          (gpointer        data);
 118
 119 static void inc_finished(MainWindow *mainwin)
 120 {
 121         FolderItem *item;
 122
 123         /* XXX: major problems right here. if we change marks after
 124          * incorporation of mail, folderview_select() rewrites it
 125          * right under our nose. folderview_select() eventually
 126          * calls summary_show(), which rewrites the cache twice:
 127          * one for the previously selected FolderItem*, and one
 128          * for the newly selected FolderItem*
 129          *
 130          * since filtering also allows changing mark files,
 131          * i've solved this by using a global variable (in
 132          * SummmaryView*). a better solution is to use the folder
 133          * hash table, and see whether the newly and currently
 134          * selected FolderItem* where updated by the filtering. */
 135
 136         mainwin->summaryview->filtering_happened = TRUE;
 137
 138         /* XXX: filtering_happened is reset by summary_show() */
 139
 140         if (prefs_common.open_inbox_on_inc) {
 141                 item = cur_account && cur_account->inbox
 142                         ? folder_find_item_from_path(cur_account->inbox)
 143                         : folder_get_default_inbox();
 144                 folderview_unselect(mainwin->folderview);
 145                 folderview_select(mainwin->folderview, item);
 146         } else {
 147                 item = mainwin->summaryview->folder_item;
 148                 folderview_unselect(mainwin->folderview);
 149                 folderview_select(mainwin->folderview, item);
 150         }
 151 }
 152
 153 void inc_mail(MainWindow *mainwin)
 154 {
 155         inc_autocheck_timer_remove();
 156         summary_write_cache(mainwin->summaryview);
 157
 158         if (prefs_common.use_extinc && prefs_common.extinc_path) {
 159                 gint pid;
 160
 161                 /* external incorporating program */
 162                 if ((pid = fork()) < 0) {
 163                         perror("fork");
 164                         inc_autocheck_timer_set();
 165                         return;
 166                 }
 167
 168                 if (pid == 0) {
 169                         execlp(prefs_common.extinc_path,
 170                                g_basename(prefs_common.extinc_path),
 171                                NULL);
 172
 173                         /* this will be called when failed */
 174                         perror("exec");
 175                         _exit(1);
 176                 }
 177
 178                 /* wait until child process is terminated */
 179                 waitpid(pid, NULL, 0);
 180
 181                 if (prefs_common.inc_local) inc_spool();
 182                 inc_all_spool();
 183         } else {
 184                 if (prefs_common.inc_local) inc_spool();
 185                 inc_all_spool();
 186
 187                 inc_account_mail(cur_account, mainwin);
 188         }
 189
 190         inc_finished(mainwin);
 191         inc_autocheck_timer_set();
 192 }
 193
 194 static void inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
 195 {
 196         IncProgressDialog *inc_dialog;
 197         IncSession *session;
 198         gchar *text[3];
 199
 200         session = inc_session_new(account);
 201         if (!session) return;
 202
 203         inc_dialog = inc_progress_dialog_create();
 204         inc_dialog->queue_list = g_list_append(inc_dialog->queue_list, session);
 205         inc_dialog->mainwin = mainwin;
 206         session->data = inc_dialog;
 207
 208         text[0] = NULL;
 209         text[1] = account->account_name;
 210         text[2] = _("Standby");
 211         gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 212
 213         inc_start(inc_dialog);
 214 }
 215
 216 void inc_all_account_mail(MainWindow *mainwin)
 217 {
 218         GList *list, *queue_list = NULL;
 219         IncProgressDialog *inc_dialog;
 220
 221         inc_autocheck_timer_remove();
 222         summary_write_cache(mainwin->summaryview);
 223
 224         if (prefs_common.inc_local) inc_spool();
 225
 226         list = account_get_list();
 227         if (!list) {
 228                 inc_autocheck_timer_set();
 229                 return;
 230         }
 231
 232         for (; list != NULL; list = list->next) {
 233                 IncSession *session;
 234                 PrefsAccount *account = list->data;
 235
 236                 if (account->recv_at_getall) {
 237                         session = inc_session_new(account);
 238                         if (session)
 239                                 queue_list = g_list_append(queue_list, session);
 240                 }
 241         }
 242
 243         if (!queue_list) {
 244                 inc_autocheck_timer_set();
 245                 return;
 246         }
 247
 248         inc_dialog = inc_progress_dialog_create();
 249         inc_dialog->queue_list = queue_list;
 250         inc_dialog->mainwin = mainwin;
 251         for (list = queue_list; list != NULL; list = list->next) {
 252                 IncSession *session = list->data;
 253                 gchar *text[3];
 254
 255                 session->data = inc_dialog;
 256
 257                 text[0] = NULL;
 258                 text[1] = session->pop3_state->ac_prefs->account_name;
 259                 text[2] = _("Standby");
 260                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 261         }
 262
 263         inc_start(inc_dialog);
 264
 265         inc_finished(mainwin);
 266         inc_autocheck_timer_set();
 267 }
 268
 269 static IncProgressDialog *inc_progress_dialog_create(void)
 270 {
 271         IncProgressDialog *dialog;
 272         ProgressDialog *progress;
 273
 274         dialog = g_new0(IncProgressDialog, 1);
 275
 276         progress = progress_dialog_create();
 277         gtk_window_set_title(GTK_WINDOW(progress->window),
 278                              _("Retrieving new messages"));
 279         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 280                            GTK_SIGNAL_FUNC(inc_cancel), dialog);
 281         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 282                            GTK_SIGNAL_FUNC(gtk_true), NULL);
 283         if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 284             ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 285                 manage_window_set_transient(GTK_WINDOW(progress->window));
 286         }
 287
 288         progress_dialog_set_value(progress, 0.0);
 289
 290         if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 291             ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 292                 gtk_widget_show(progress->window);
 293         }
 294
 295         PIXMAP_CREATE(progress->clist, okxpm, okxpmmask, complete_xpm);
 296         PIXMAP_CREATE(progress->clist,
 297                       currentxpm, currentxpmmask, continue_xpm);
 298         PIXMAP_CREATE(progress->clist, errorxpm, errorxpmmask, error_xpm);
 299
 300         if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 301             ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 302                 gtk_widget_show_now(progress->window);
 303         }
 304
 305         dialog->dialog = progress;
 306         dialog->queue_list = NULL;
 307
 308         return dialog;
 309 }
 310
 311 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 312 {
 313         progress_dialog_set_value(inc_dialog->dialog, 0.0);
 314         progress_dialog_set_label(inc_dialog->dialog, "");
 315 }
 316
 317 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 318 {
 319         g_return_if_fail(inc_dialog != NULL);
 320
 321         progress_dialog_destroy(inc_dialog->dialog);
 322
 323         g_free(inc_dialog);
 324 }
 325
 326 static IncSession *inc_session_new(PrefsAccount *account)
 327 {
 328         IncSession *session;
 329
 330         g_return_val_if_fail(account != NULL, NULL);
 331
 332         if (account->protocol != A_POP3 && account->protocol != A_APOP)
 333                 return NULL;
 334         if (!account->recv_server || !account->userid)
 335                 return NULL;
 336
 337         session = g_new0(IncSession, 1);
 338         session->pop3_state = inc_pop3_state_new(account);
 339         session->pop3_state->session = session;
 340
 341         return session;
 342 }
 343
 344 static void inc_session_destroy(IncSession *session)
 345 {
 346         g_return_if_fail(session != NULL);
 347
 348         inc_pop3_state_destroy(session->pop3_state);
 349         g_free(session);
 350 }
 351
 352 static Pop3State *inc_pop3_state_new(PrefsAccount *account)
 353 {
 354         Pop3State *state;
 355
 356         state = g_new0(Pop3State, 1);
 357
 358         state->ac_prefs = account;
 359         state->folder_table = g_hash_table_new(NULL, NULL);
 360         state->id_table = inc_get_uidl_table(account);
 361         state->id_list = NULL;
 362         state->new_id_list = NULL;
 363         state->inc_state = INC_SUCCESS;
 364
 365         return state;
 366 }
 367
 368 static void inc_pop3_state_destroy(Pop3State *state)
 369 {
 370         g_hash_table_destroy(state->folder_table);
 371         g_free(state->sizes);
 372
 373         if (state->id_table) {
 374                 hash_free_strings(state->id_table);
 375                 g_hash_table_destroy(state->id_table);
 376         }
 377         slist_free_strings(state->id_list);
 378         slist_free_strings(state->new_id_list);
 379         g_slist_free(state->id_list);
 380         g_slist_free(state->new_id_list);
 381
 382         g_free(state->greeting);
 383         g_free(state->user);
 384         g_free(state->pass);
 385         g_free(state->prev_folder);
 386
 387         g_free(state);
 388 }
 389
 390 static void inc_start(IncProgressDialog *inc_dialog)
 391 {
 392         IncSession *session;
 393         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
 394         Pop3State *pop3_state;
 395         IncState inc_state;
 396         gint num = 0;
 397
 398         while (inc_dialog->queue_list != NULL) {
 399                 session = inc_dialog->queue_list->data;
 400                 pop3_state = session->pop3_state;
 401
 402                 inc_progress_dialog_clear(inc_dialog);
 403
 404                 gtk_clist_moveto(clist, num, 0, 1.0, 0.0);
 405
 406                 pop3_state->user = g_strdup(pop3_state->ac_prefs->userid);
 407                 if (pop3_state->ac_prefs->passwd)
 408                         pop3_state->pass =
 409                                 g_strdup(pop3_state->ac_prefs->passwd);
 410                 else if (pop3_state->ac_prefs->tmp_pass)
 411                         pop3_state->pass =
 412                                 g_strdup(pop3_state->ac_prefs->tmp_pass);
 413                 else {
 414                         gchar *pass;
 415                         gchar *message;
 416
 417                         message = g_strdup_printf
 418                                 (_("Input password for %s on %s:"),
 419                                  pop3_state->user,
 420                                  pop3_state->ac_prefs->recv_server);
 421
 422                         pass = input_dialog_with_invisible(_("Input password"),
 423                                                            message, NULL);
 424                         g_free(message);
 425                         if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 426                             ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 427                                 manage_window_focus_in(inc_dialog->mainwin->window,
 428                                                        NULL, NULL);
 429                         }
 430                         if (pass) {
 431                                 pop3_state->ac_prefs->tmp_pass = g_strdup(pass);
 432                                 pop3_state->pass = pass;
 433                         } else {
 434                                 inc_session_destroy(session);
 435                                 inc_dialog->queue_list = g_list_remove
 436                                         (inc_dialog->queue_list, session);
 437                                 continue;
 438                         }
 439                 }
 440
 441                 gtk_clist_set_pixmap(clist, num, 0, currentxpm, currentxpmmask);
 442                 gtk_clist_set_text(clist, num, 2, _("Retrieving"));
 443
 444                 /* begin POP3 session */
 445                 inc_state = inc_pop3_session_do(session);
 446
 447                 if (inc_state == INC_SUCCESS || inc_state == INC_CANCEL) {
 448                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
 449                         gtk_clist_set_text(clist, num, 2, _("Done"));
 450                 } else {
 451                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 452                         gtk_clist_set_text(clist, num, 2, _("Error"));
 453                 }
 454
 455                 if (pop3_state->error_val == PS_AUTHFAIL) {
 456                         if(!prefs_common.noerrorpanel) {
 457                                 if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 458                                     ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 459                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 460                                 }
 461                                 alertpanel_error
 462                                         (_("Authorization for %s on %s failed"),
 463                                          pop3_state->user,
 464                                          pop3_state->ac_prefs->recv_server);
 465                         }
 466                 }
 467
 468                 statusbar_pop_all();
 469                 if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 470                     ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 471                         manage_window_focus_in(inc_dialog->mainwin->window, NULL, NULL);
 472                 }
 473
 474                 folder_item_scan_foreach(pop3_state->folder_table);
 475                 folderview_update_item_foreach(pop3_state->folder_table);
 476
 477                 if (pop3_state->error_val == PS_AUTHFAIL &&
 478                     pop3_state->ac_prefs->tmp_pass) {
 479                         g_free(pop3_state->ac_prefs->tmp_pass);
 480                         pop3_state->ac_prefs->tmp_pass = NULL;
 481                 }
 482
 483                 inc_write_uidl_list(pop3_state);
 484
 485                 if (inc_state != INC_SUCCESS) {
 486                         inc_put_error(inc_state);
 487                         break;
 488                 }
 489
 490                 inc_session_destroy(session);
 491                 inc_dialog->queue_list =
 492                         g_list_remove(inc_dialog->queue_list, session);
 493
 494                 num++;
 495         }
 496
 497         while (inc_dialog->queue_list != NULL) {
 498                 session = inc_dialog->queue_list->data;
 499                 inc_session_destroy(session);
 500                 inc_dialog->queue_list =
 501                         g_list_remove(inc_dialog->queue_list, session);
 502         }
 503
 504         inc_progress_dialog_destroy(inc_dialog);
 505 }
 506
 507
 508 static IncState inc_pop3_session_do(IncSession *session)
 509 {
 510         Pop3State *pop3_state = session->pop3_state;
 511         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 512         Automaton *atm;
 513         SockInfo *sockinfo;
 514         gint i;
 515         gchar *server;
 516         gushort port;
 517         gchar *buf;
 518         static AtmHandler handlers[] = {
 519                 pop3_greeting_recv      ,
 520                 pop3_getauth_user_send  , pop3_getauth_user_recv,
 521                 pop3_getauth_pass_send  , pop3_getauth_pass_recv,
 522                 pop3_getauth_apop_send  , pop3_getauth_apop_recv,
 523                 pop3_getrange_stat_send , pop3_getrange_stat_recv,
 524                 pop3_getrange_last_send , pop3_getrange_last_recv,
 525                 pop3_getrange_uidl_send , pop3_getrange_uidl_recv,
 526                 pop3_getsize_list_send  , pop3_getsize_list_recv,
 527                 pop3_retr_send          , pop3_retr_recv,
 528                 pop3_delete_send        , pop3_delete_recv,
 529                 pop3_logout_send        , pop3_logout_recv
 530         };
 531
 532         debug_print(_("getting new messages of account %s...\n"),
 533                     pop3_state->ac_prefs->account_name);
 534
 535         atm = automaton_create(N_POP3_PHASE);
 536
 537         session->atm = atm;
 538         atm->data = pop3_state;
 539
 540         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 541                               pop3_state->ac_prefs->recv_server);
 542         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 543         g_free(buf);
 544
 545         for (i = POP3_GREETING_RECV; i < N_POP3_PHASE; i++)
 546                 atm->state[i].handler = handlers[i];
 547         atm->state[POP3_GREETING_RECV].condition = GDK_INPUT_READ;
 548         for (i = POP3_GETAUTH_USER_SEND; i < N_POP3_PHASE; ) {
 549                 atm->state[i++].condition = GDK_INPUT_WRITE;
 550                 atm->state[i++].condition = GDK_INPUT_READ;
 551         }
 552
 553         atm->terminate = (AtmHandler)pop3_automaton_terminate;
 554
 555         atm->num = POP3_GREETING_RECV;
 556
 557         server = pop3_state->ac_prefs->recv_server;
 558 #if USE_SSL
 559         port = pop3_state->ac_prefs->set_popport ?
 560                 pop3_state->ac_prefs->popport : (pop3_state->ac_prefs->pop_ssl ? 995 : 110);
 561 #else
 562         port = pop3_state->ac_prefs->set_popport ?
 563                 pop3_state->ac_prefs->popport : 110;
 564 #endif
 565
 566         buf = g_strdup_printf(_("Connecting to POP3 server: %s ..."), server);
 567         log_message("%s\n", buf);
 568         progress_dialog_set_label(inc_dialog->dialog, buf);
 569         g_free(buf);
 570         GTK_EVENTS_FLUSH();
 571
 572 #if USE_THREADS
 573         if ((sockinfo = sock_connect_with_thread(server, port)) == NULL) {
 574 #else
 575         if ((sockinfo = sock_connect(server, port)) == NULL) {
 576 #endif
 577                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 578                             server, port);
 579                 if(!prefs_common.noerrorpanel) {
 580                         if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 581                             ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 582                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 583                         }
 584                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 585                                          server, port);
 586                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 587                 }
 588                 pop3_automaton_terminate(NULL, atm);
 589                 automaton_destroy(atm);
 590
 591                 return INC_ERROR;
 592         }
 593
 594         /* :WK: Hmmm, with the later sock_gdk_input, we have 2 references
 595          * to the sock structure - implement a reference counter?? */
 596         pop3_state->sockinfo = sockinfo;
 597         atm->help_sock = sockinfo;
 598
 599 #ifdef USE_SSL
 600         if(pop3_state->ac_prefs->pop_ssl) {
 601                 if(!ssl_init_socket(sockinfo)) {
 602                         pop3_automaton_terminate(NULL, atm);
 603                         automaton_destroy(atm);
 604                         return INC_ERROR;
 605         } else {
 606                 sockinfo->ssl = NULL;
 607         }
 608 #endif
 609
 610         recv_set_ui_func(inc_pop3_recv_func, session);
 611
 612 #if USE_THREADS
 613         atm->timeout_tag = gtk_timeout_add
 614                 (TIMEOUT_ITV, (GtkFunction)connection_check_cb, atm);
 615 #else
 616         atm->tag = sock_gdk_input_add(sockinfo,
 617                                       atm->state[atm->num].condition,
 618                                       automaton_input_cb, atm);
 619 #endif
 620
 621         gtk_main();
 622
 623         recv_set_ui_func(NULL, NULL);
 624
 625 #if USE_THREADS
 626 /*
 627         pthread_join(sockinfo->connect_thr, NULL);
 628 */
 629 #endif
 630
 631 #if USE_SSL
 632         ssl_done_socket(sockinfo);
 633 #endif
 634         automaton_destroy(atm);
 635
 636         return pop3_state->inc_state;
 637 }
 638
 639 static gint pop3_automaton_terminate(SockInfo *source, Automaton *atm)
 640 {
 641         if (atm->tag > 0) {
 642                 gdk_input_remove(atm->tag);
 643                 atm->tag = 0;
 644         }
 645         if (atm->timeout_tag > 0) {
 646                 gtk_timeout_remove(atm->timeout_tag);
 647                 atm->timeout_tag = 0;
 648         }
 649         if (source) {
 650                 sock_close(source);
 651                 gtk_main_quit();
 652         }
 653
 654         atm->terminated = TRUE;
 655
 656         return 0;
 657 }
 658
 659 static GHashTable *inc_get_uidl_table(PrefsAccount *ac_prefs)
 660 {
 661         GHashTable *table;
 662         gchar *path;
 663         FILE *fp;
 664         gchar buf[IDLEN + 3];
 665
 666         path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 667                            "uidl-", ac_prefs->recv_server,
 668                            "-", ac_prefs->userid, NULL);
 669         if ((fp = fopen(path, "r")) == NULL) {
 670                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 671                 g_free(path);
 672                 return NULL;
 673         }
 674         g_free(path);
 675
 676         table = g_hash_table_new(g_str_hash, g_str_equal);
 677
 678         while (fgets(buf, sizeof(buf), fp) != NULL) {
 679                 strretchomp(buf);
 680                 g_hash_table_insert(table, g_strdup(buf), GINT_TO_POINTER(1));
 681         }
 682
 683         fclose(fp);
 684
 685         return table;
 686 }
 687
 688 static void inc_write_uidl_list(Pop3State *state)
 689 {
 690         gchar *path;
 691         FILE *fp;
 692         GSList *cur;
 693
 694         if (!state->id_list) return;
 695
 696         path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 697                            "uidl-", state->ac_prefs->recv_server,
 698                            "-", state->user, NULL);
 699         if ((fp = fopen(path, "w")) == NULL) {
 700                 FILE_OP_ERROR(path, "fopen");
 701                 g_free(path);
 702                 return;
 703         }
 704
 705         for (cur = state->id_list; cur != NULL; cur = cur->next) {
 706                 if (fputs((gchar *)cur->data, fp) == EOF) {
 707                         FILE_OP_ERROR(path, "fputs");
 708                         break;
 709                 }
 710                 if (fputc('\n', fp) == EOF) {
 711                         FILE_OP_ERROR(path, "fputc");
 712                         break;
 713                 }
 714         }
 715
 716         if (fclose(fp) == EOF) FILE_OP_ERROR(path, "fclose");
 717         g_free(path);
 718 }
 719
 720 #if USE_THREADS
 721 static gint connection_check_cb(Automaton *atm)
 722 {
 723         Pop3State *state = atm->data;
 724         IncProgressDialog *inc_dialog = state->session->data;
 725         SockInfo *sockinfo = state->sockinfo;
 726
 727         /* g_print("connection check\n"); */
 728
 729         if (sockinfo->state == CONN_LOOKUPFAILED ||
 730             sockinfo->state == CONN_FAILED) {
 731                 atm->timeout_tag = 0;
 732                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 733                             sockinfo->hostname, sockinfo->port);
 734                 if(!prefs_common.noerrorpanel) {
 735                         if((prefs_common.receive_dialog == RECVDIALOG_ALWAYS) ||
 736                             ((prefs_common.receive_dialog == RECVDIALOG_WINDOW_ACTIVE) && focus_window)) {
 737                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 738                         }
 739                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 740                                          sockinfo->hostname, sockinfo->port);
 741                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 742                 }
 743                 pop3_automaton_terminate(sockinfo, atm);
 744                 return FALSE;
 745         } else if (sockinfo->state == CONN_ESTABLISHED) {
 746                 atm->timeout_tag = 0;
 747                 atm->tag = sock_gdk_input_add(sockinfo,
 748                                               atm->state[atm->num].condition,
 749                                               automaton_input_cb, atm);
 750                 return FALSE;
 751         } else {
 752                 return TRUE;
 753         }
 754 }
 755 #endif
 756
 757 static void inc_pop3_recv_func(SockInfo *sock, gint count, gint read_bytes,
 758                                gpointer data)
 759 {
 760         gchar buf[MSGBUFSIZE];
 761         IncSession *session = (IncSession *)data;
 762         Pop3State *state = session->pop3_state;
 763         IncProgressDialog *inc_dialog = session->data;
 764         ProgressDialog *dialog = inc_dialog->dialog;
 765         gint cur_total;
 766         gchar *total_size;
 767
 768         cur_total = state->cur_total_bytes + read_bytes;
 769         if (cur_total > state->total_bytes)
 770                 cur_total = state->total_bytes;
 771
 772         Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
 773         g_snprintf(buf, sizeof(buf),
 774                    _("Retrieving message (%d / %d) (%s / %s)"),
 775                    state->cur_msg, state->count,
 776                    to_human_readable(cur_total), total_size);
 777         progress_dialog_set_label(dialog, buf);
 778
 779         progress_dialog_set_percentage
 780                 (dialog, (gfloat)cur_total / (gfloat)state->total_bytes);
 781         GTK_EVENTS_FLUSH();
 782 }
 783
 784 void inc_progress_update(Pop3State *state, Pop3Phase phase)
 785 {
 786         gchar buf[MSGBUFSIZE];
 787         IncProgressDialog *inc_dialog = state->session->data;
 788         ProgressDialog *dialog = inc_dialog->dialog;
 789         gchar *total_size;
 790
 791         switch (phase) {
 792         case POP3_GREETING_RECV:
 793                 break;
 794         case POP3_GETAUTH_USER_SEND:
 795         case POP3_GETAUTH_USER_RECV:
 796         case POP3_GETAUTH_PASS_SEND:
 797         case POP3_GETAUTH_PASS_RECV:
 798         case POP3_GETAUTH_APOP_SEND:
 799         case POP3_GETAUTH_APOP_RECV:
 800                 progress_dialog_set_label(dialog, _("Authorizing..."));
 801                 break;
 802         case POP3_GETRANGE_STAT_SEND:
 803         case POP3_GETRANGE_STAT_RECV:
 804                 progress_dialog_set_label
 805                         (dialog, _("Getting the number of new messages (STAT)..."));
 806                 break;
 807         case POP3_GETRANGE_LAST_SEND:
 808         case POP3_GETRANGE_LAST_RECV:
 809                 progress_dialog_set_label
 810                         (dialog, _("Getting the number of new messages (LAST)..."));
 811                 break;
 812         case POP3_GETRANGE_UIDL_SEND:
 813         case POP3_GETRANGE_UIDL_RECV:
 814                 progress_dialog_set_label
 815                         (dialog, _("Getting the number of new messages (UIDL)..."));
 816                 break;
 817         case POP3_GETSIZE_LIST_SEND:
 818         case POP3_GETSIZE_LIST_RECV:
 819                 progress_dialog_set_label
 820                         (dialog, _("Getting the size of messages (LIST)..."));
 821                 break;
 822         case POP3_RETR_SEND:
 823         case POP3_RETR_RECV:
 824                 Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
 825                 g_snprintf(buf, sizeof(buf),
 826                            _("Retrieving message (%d / %d) (%s / %s)"),
 827                            state->cur_msg, state->count,
 828                            to_human_readable(state->cur_total_bytes),
 829                            total_size);
 830                 progress_dialog_set_label(dialog, buf);
 831                 progress_dialog_set_percentage
 832                         (dialog,
 833                          (gfloat)(state->cur_total_bytes) /
 834                          (gfloat)(state->total_bytes));
 835                 break;
 836         case POP3_DELETE_SEND:
 837         case POP3_DELETE_RECV:
 838                 progress_dialog_set_label(dialog, _("Deleting message"));
 839                 break;
 840         case POP3_LOGOUT_SEND:
 841         case POP3_LOGOUT_RECV:
 842                 progress_dialog_set_label(dialog, _("Quitting"));
 843                 break;
 844         default:
 845                 break;
 846         }
 847 }
 848
 849 gint inc_drop_message(const gchar *file, Pop3State *state)
 850 {
 851         FolderItem *inbox;
 852         FolderItem *dropfolder;
 853         gint val;
 854         gint msgnum;
 855
 856         if (state->ac_prefs->inbox) {
 857                 inbox = folder_find_item_from_path(state->ac_prefs->inbox);
 858                 if (!inbox)
 859                         inbox = folder_get_default_inbox();
 860         } else
 861                 inbox = folder_get_default_inbox();
 862         if (!inbox) {
 863                 unlink(file);
 864                 return -1;
 865         }
 866
 867         if (prefs_filtering == NULL) {
 868                 /* old filtering */
 869                 if (state->ac_prefs->filter_on_recv) {
 870                         dropfolder =
 871                                 filter_get_dest_folder(prefs_common.fltlist, file);
 872                         if (!dropfolder) dropfolder = inbox;
 873                         else if (!strcmp(dropfolder->path, FILTER_NOT_RECEIVE)) {
 874                                 g_warning(_("a message won't be received\n"));
 875                                 return 1;
 876                         }
 877                 } else
 878                         dropfolder = inbox;
 879         } else {
 880                 /* new filtering */
 881                 dropfolder = inbox;
 882         }
 883
 884         val = GPOINTER_TO_INT(g_hash_table_lookup
 885                               (state->folder_table, dropfolder));
 886         if (val == 0) {
 887                 folder_item_scan(dropfolder);
 888                 g_hash_table_insert(state->folder_table, dropfolder,
 889                                     GINT_TO_POINTER(1));
 890         }
 891
 892         if (prefs_filtering == NULL || !state->ac_prefs->filter_on_recv) {
 893                 if ((msgnum = folder_item_add_msg(dropfolder, file, TRUE)) < 0) {
 894                         unlink(file);
 895                         return -1;
 896                 }
 897         }
 898         else {
 899                 filter_incoming_message(dropfolder, file, state->folder_table);
 900         }
 901
 902         return 0;
 903 }
 904
 905 static void inc_put_error(IncState istate)
 906 {
 907         switch (istate) {
 908         case INC_ERROR:
 909                 if(!prefs_common.noerrorpanel) {
 910                         alertpanel_error(_("Error occurred while processing mail."));
 911                 }
 912                 break;
 913         case INC_NOSPACE:
 914                 alertpanel_error(_("No disk space left."));
 915                 break;
 916         default:
 917                 break;
 918         }
 919 }
 920
 921 static void inc_cancel(GtkWidget *widget, gpointer data)
 922 {
 923         IncProgressDialog *dialog = data;
 924         IncSession *session = dialog->queue_list->data;
 925         SockInfo *sockinfo = session->pop3_state->sockinfo;
 926
 927 #if USE_THREADS
 928         if (sockinfo->state == CONN_READY ||
 929             sockinfo->state == CONN_LOOKUPSUCCESS) {
 930                 pthread_cancel(sockinfo->connect_thr);
 931                 /* pthread_kill(sockinfo->connect_thr, SIGINT); */
 932                 g_print("connection was cancelled.\n");
 933         }
 934 #endif
 935
 936         session->pop3_state->inc_state = INC_CANCEL;
 937         pop3_automaton_terminate(sockinfo, session->atm);
 938 }
 939
 940 static gint inc_spool(void)
 941 {
 942         gchar *mbox, *logname;
 943         gint msgs;
 944
 945         logname = g_get_user_name();
 946         mbox = g_strconcat(prefs_common.spool_path
 947                            ? prefs_common.spool_path : DEFAULT_SPOOL_PATH,
 948                            G_DIR_SEPARATOR_S, logname, NULL);
 949         msgs = get_spool(folder_get_default_inbox(), mbox);
 950         g_free(mbox);
 951
 952         return msgs;
 953 }
 954
 955 static void inc_spool_account(PrefsAccount *account)
 956 {
 957         FolderItem *inbox;
 958         FolderItem *dropfolder;
 959         gint val;
 960
 961         if (account->inbox) {
 962                 inbox = folder_find_item_from_path(account->inbox);
 963                 if (!inbox)
 964                         inbox = folder_get_default_inbox();
 965         } else
 966                 inbox = folder_get_default_inbox();
 967
 968         get_spool(inbox, account->local_mbox);
 969 }
 970
 971 static void inc_all_spool(void)
 972 {
 973         GList *list = NULL;
 974
 975         list = account_get_list();
 976         if (!list) return;
 977
 978         for (; list != NULL; list = list->next) {
 979                 IncSession *session;
 980                 PrefsAccount *account = list->data;
 981
 982                 if (account->protocol == A_LOCAL)
 983                         inc_spool_account(account);
 984         }
 985 }
 986
 987 static gint get_spool(FolderItem *dest, const gchar *mbox)
 988 {
 989         gint msgs, size;
 990         gint lockfd;
 991         gchar tmp_mbox[MAXPATHLEN + 1];
 992         GHashTable *folder_table = NULL;
 993
 994         g_return_val_if_fail(dest != NULL, -1);
 995         g_return_val_if_fail(mbox != NULL, -1);
 996
 997         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
 998                 debug_print(_("no messages in local mailbox.\n"));
 999                 return 0;
1000         } else if (size < 0)
1001                 return -1;
1002
1003         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1004                 return -1;
1005
1006         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox%d",
1007                    get_rc_dir(), G_DIR_SEPARATOR, (gint)mbox);
1008
1009         if (copy_mbox(mbox, tmp_mbox) < 0)
1010                 return -1;
1011
1012         debug_print(_("Getting new messages from %s into %s...\n"),
1013                     mbox, dest->path);
1014
1015         if (prefs_common.filter_on_inc)
1016                 folder_table = g_hash_table_new(NULL, NULL);
1017         msgs = proc_mbox(dest, tmp_mbox, folder_table);
1018
1019         unlink(tmp_mbox);
1020         if (msgs >= 0) empty_mbox(mbox);
1021         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1022
1023         if (folder_table) {
1024                 g_hash_table_insert(folder_table, dest,
1025                                     GINT_TO_POINTER(1));
1026                 folder_item_scan_foreach(folder_table);
1027                 folderview_update_item_foreach(folder_table);
1028                 g_hash_table_destroy(folder_table);
1029         } else {
1030                 folder_item_scan(dest);
1031                 folderview_update_item(dest, FALSE);
1032         }
1033
1034         return msgs;
1035 }
1036
1037 static guint autocheck_timer = 0;
1038 static gpointer autocheck_data = NULL;
1039
1040 void inc_autocheck_timer_init(MainWindow *mainwin)
1041 {
1042         autocheck_data = mainwin;
1043         inc_autocheck_timer_set();
1044 }
1045
1046 void inc_autocheck_timer_set(void)
1047 {
1048         inc_autocheck_timer_remove();
1049
1050         if (prefs_common.autochk_newmail && autocheck_data) {
1051                 autocheck_timer = gtk_timeout_add
1052                         (prefs_common.autochk_itv * 60000,
1053                          inc_autocheck_func,
1054                          autocheck_data);
1055         }
1056 }
1057
1058 void inc_autocheck_timer_remove(void)
1059 {
1060         if (autocheck_timer) {
1061                 gtk_timeout_remove(autocheck_timer);
1062                 autocheck_timer = 0;
1063         }
1064 }
1065
1066 static gint inc_autocheck_func(gpointer data)
1067 {
1068         MainWindow *mainwin = (MainWindow *)data;
1069
1070         inc_all_account_mail(mainwin);
1071
1072         return FALSE;
1073 }