src/inc.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtkwindow.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtkprogressbar.h>
  31 #include <stdio.h>
  32 #include <unistd.h>
  33 #include <string.h>
  34 #include <time.h>
  35 #include <sys/types.h>
  36 #include <sys/stat.h>
  37 #include <sys/wait.h>
  38 #include <signal.h>
  39 #include <errno.h>
  40
  41 #include "intl.h"
  42 #include "main.h"
  43 #include "inc.h"
  44 #include "mainwindow.h"
  45 #include "folderview.h"
  46 #include "summaryview.h"
  47 #include "prefs_common.h"
  48 #include "prefs_account.h"
  49 #include "account.h"
  50 #include "procmsg.h"
  51 #include "socket.h"
  52 #include "ssl.h"
  53 #include "pop.h"
  54 #include "recv.h"
  55 #include "mbox.h"
  56 #include "utils.h"
  57 #include "gtkutils.h"
  58 #include "statusbar.h"
  59 #include "manage_window.h"
  60 #include "stock_pixmap.h"
  61 #include "progressdialog.h"
  62 #include "inputdialog.h"
  63 #include "alertpanel.h"
  64 #include "filter.h"
  65 #include "automaton.h"
  66 #include "folder.h"
  67 #include "filtering.h"
  68 #include "selective_download.h"
  69
  70 static GList *inc_dialog_list = NULL;
  71
  72 static guint inc_lock_count = 0;
  73
  74 static GdkPixmap *currentxpm;
  75 static GdkBitmap *currentxpmmask;
  76 static GdkPixmap *errorxpm;
  77 static GdkBitmap *errorxpmmask;
  78 static GdkPixmap *okxpm;
  79 static GdkBitmap *okxpmmask;
  80
  81 #define MSGBUFSIZE      8192
  82
  83 static void inc_finished                (MainWindow             *mainwin,
  84                                          gboolean                new_messages);
  85 static gint inc_account_mail            (PrefsAccount           *account,
  86                                          MainWindow             *mainwin);
  87
  88 static IncProgressDialog *inc_progress_dialog_create    (void);
  89 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
  90
  91 static IncSession *inc_session_new      (PrefsAccount           *account);
  92 static void inc_session_destroy         (IncSession             *session);
  93 static gint inc_start                   (IncProgressDialog      *inc_dialog);
  94 static IncState inc_pop3_session_do     (IncSession             *session);
  95 static gint pop3_automaton_terminate    (SockInfo               *source,
  96                                          Automaton              *atm);
  97
  98 static gboolean inc_pop3_recv_func      (SockInfo       *sock,
  99                                          gint            count,
 100                                          gint            read_bytes,
 101                                          gpointer        data);
 102
 103 static void inc_put_error               (IncState        istate);
 104
 105 static void inc_cancel_cb               (GtkWidget      *widget,
 106                                          gpointer        data);
 107 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
 108                                          GdkEventAny    *event,
 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_spool_account(PrefsAccount *account);
 116 static void inc_all_spool(void);
 117 static void inc_autocheck_timer_set_interval    (guint           interval);
 118 static gint inc_autocheck_func                  (gpointer        data);
 119
 120 static void inc_notify_cmd              (gint new_msgs,
 121                                          gboolean notify);
 122
 123 #define FOLDER_SUMMARY_MISMATCH(f, s) \
 124         (f) && (s) ? ((s)->newmsgs != (f)->new) || ((f)->unread != (s)->unread) || ((f)->total != (s)->messages) \
 125         : FALSE
 126
 127 /**
 128  * inc_finished:
 129  * @mainwin: Main window.
 130  * @new_messages: TRUE if some messages have been received.
 131  *
 132  * Update the folder view and the summary view after receiving
 133  * messages.  If @new_messages is FALSE, this function avoids unneeded
 134  * updating.
 135  **/
 136 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
 137 {
 138         FolderItem *item;
 139
 140         if (prefs_common.scan_all_after_inc)
 141                 folderview_check_new(NULL);
 142
 143         if (!new_messages && !prefs_common.scan_all_after_inc) return;
 144
 145         if (prefs_common.open_inbox_on_inc) {
 146                 item = cur_account && cur_account->inbox
 147                         ? folder_find_item_from_identifier(cur_account->inbox)
 148                         : folder_get_default_inbox();
 149                 if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {
 150                         folderview_unselect(mainwin->folderview);
 151                         folderview_select(mainwin->folderview, item);
 152                 }
 153         } else if (prefs_common.scan_all_after_inc) {
 154                 item = mainwin->summaryview->folder_item;
 155                 if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {
 156                         folderview_update_item(item, TRUE);
 157                 }
 158         }
 159 }
 160
 161 void inc_mail(MainWindow *mainwin, gboolean notify)
 162 {
 163         gint new_msgs = 0;
 164
 165         if (inc_lock_count) return;
 166
 167         if (prefs_common.work_offline)
 168                 if (alertpanel(_("Offline warning"),
 169                                _("You're working offline. Override?"),
 170                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 171                 return;
 172
 173         inc_autocheck_timer_remove();
 174         main_window_lock(mainwin);
 175
 176         if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
 177                 /* external incorporating program */
 178                 if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
 179                         main_window_unlock(mainwin);
 180                         inc_autocheck_timer_set();
 181                         return;
 182                 }
 183
 184                 if (prefs_common.inc_local)
 185                         new_msgs = inc_spool();
 186
 187                 if (new_msgs <= 0)
 188                         new_msgs = 1;
 189         } else {
 190                 if (prefs_common.inc_local) {
 191                         new_msgs = inc_spool();
 192                         if (new_msgs < 0)
 193                                 new_msgs = 0;
 194                 }
 195
 196                 new_msgs += inc_account_mail(cur_account, mainwin);
 197         }
 198
 199         inc_finished(mainwin, new_msgs > 0);
 200         main_window_unlock(mainwin);
 201         inc_notify_cmd(new_msgs, notify);
 202         inc_autocheck_timer_set();
 203 }
 204
 205 void inc_selective_download(MainWindow *mainwin, PrefsAccount *acc, gint session)
 206 {
 207         GSList *cur;
 208         gint new_msgs = 0;
 209
 210         acc->session = session;
 211         inc_account_mail(acc, mainwin);
 212         acc->session = STYPE_NORMAL;
 213
 214         for (cur = acc->msg_list; cur != NULL; cur = cur->next) {
 215                 HeaderItems *items =(HeaderItems*)cur->data;
 216
 217                 if (items->state == SD_DOWNLOADED &&
 218                     items->del_by_old_session == FALSE) {
 219                         new_msgs++;
 220                 }
 221         }
 222
 223         if (new_msgs) {
 224                 inc_finished(mainwin, TRUE);
 225                 inc_notify_cmd(new_msgs, prefs_common.newmail_notify_manu);
 226         }
 227 }
 228
 229 void inc_pop_before_smtp(PrefsAccount *acc)
 230 {
 231         acc->session = STYPE_POP_BEFORE_SMTP;
 232         inc_account_mail(acc, NULL);
 233 }
 234
 235 static gint inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
 236 {
 237         IncProgressDialog *inc_dialog;
 238         IncSession *session;
 239         gchar *text[3];
 240
 241         switch (account->protocol) {
 242         case A_IMAP4:
 243         case A_NNTP:
 244                 folderview_check_new(FOLDER(account->folder));
 245                 return 1;
 246
 247         case A_POP3:
 248         case A_APOP:
 249                 session = inc_session_new(account);
 250                 if (!session) return 0;
 251
 252                 inc_dialog = inc_progress_dialog_create();
 253                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 254                                                        session);
 255                 inc_dialog->mainwin = mainwin;
 256                 session->data = inc_dialog;
 257
 258                 text[0] = NULL;
 259                 text[1] = account->account_name;
 260                 text[2] = _("Standby");
 261                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 262
 263                 if (mainwin) {
 264                         toolbar_set_sensitive(mainwin);
 265                         main_window_set_menu_sensitive(mainwin);
 266                 }
 267
 268                 return inc_start(inc_dialog);
 269
 270         case A_LOCAL:
 271                 inc_spool_account(account);
 272                 return 1;
 273         }
 274         return 0;
 275 }
 276
 277 void inc_all_account_mail(MainWindow *mainwin, gboolean notify)
 278 {
 279         GList *list, *queue_list = NULL;
 280         IncProgressDialog *inc_dialog;
 281         gint new_msgs = 0;
 282
 283         if (prefs_common.work_offline)
 284                 if (alertpanel(_("Offline warning"),
 285                                _("You're working offline. Override?"),
 286                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 287                 return;
 288
 289         if (inc_lock_count) return;
 290
 291         inc_autocheck_timer_remove();
 292         main_window_lock(mainwin);
 293
 294         if (prefs_common.inc_local) {
 295                 new_msgs = inc_spool();
 296                 if (new_msgs < 0)
 297                         new_msgs = 0;
 298         }
 299
 300         list = account_get_list();
 301         if (!list) {
 302                 inc_finished(mainwin, new_msgs > 0);
 303                 main_window_unlock(mainwin);
 304                 inc_notify_cmd(new_msgs, notify);
 305                 inc_autocheck_timer_set();
 306                 return;
 307         }
 308
 309         /* check local folders */
 310         inc_all_spool();
 311
 312         /* check IMAP4 folders */
 313         for (; list != NULL; list = list->next) {
 314                 PrefsAccount *account = list->data;
 315                 if ((account->protocol == A_IMAP4 ||
 316                      account->protocol == A_NNTP) && account->recv_at_getall)
 317                         folderview_check_new(FOLDER(account->folder));
 318         }
 319
 320         /* check POP3 accounts */
 321         for (list = account_get_list(); list != NULL; list = list->next) {
 322                 IncSession *session;
 323                 PrefsAccount *account = list->data;
 324                 account->session = STYPE_NORMAL;
 325                 if (account->recv_at_getall) {
 326                         session = inc_session_new(account);
 327                         if (session)
 328                                 queue_list = g_list_append(queue_list, session);
 329                 }
 330         }
 331
 332         if (!queue_list) {
 333                 inc_finished(mainwin, new_msgs > 0);
 334                 main_window_unlock(mainwin);
 335                 inc_notify_cmd(new_msgs, notify);
 336                 inc_autocheck_timer_set();
 337                 return;
 338         }
 339
 340         inc_dialog = inc_progress_dialog_create();
 341         inc_dialog->queue_list = queue_list;
 342         inc_dialog->mainwin = mainwin;
 343         for (list = queue_list; list != NULL; list = list->next) {
 344                 IncSession *session = list->data;
 345                 gchar *text[3];
 346
 347                 session->data = inc_dialog;
 348
 349                 text[0] = NULL;
 350                 text[1] = session->pop3_state->ac_prefs->account_name;
 351                 text[2] = _("Standby");
 352                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 353         }
 354
 355         toolbar_set_sensitive(mainwin);
 356         main_window_set_menu_sensitive(mainwin);
 357
 358         new_msgs += inc_start(inc_dialog);
 359
 360         inc_finished(mainwin, new_msgs > 0);
 361         main_window_unlock(mainwin);
 362         inc_notify_cmd(new_msgs, notify);
 363         inc_autocheck_timer_set();
 364 }
 365
 366 static IncProgressDialog *inc_progress_dialog_create(void)
 367 {
 368         IncProgressDialog *dialog;
 369         ProgressDialog *progress;
 370
 371         dialog = g_new0(IncProgressDialog, 1);
 372
 373         progress = progress_dialog_create();
 374         gtk_window_set_title(GTK_WINDOW(progress->window),
 375                              _("Retrieving new messages"));
 376         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 377                            GTK_SIGNAL_FUNC(inc_cancel_cb), dialog);
 378         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 379                            GTK_SIGNAL_FUNC(inc_dialog_delete_cb), dialog);
 380         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
 381
 382         progress_dialog_set_value(progress, 0.0);
 383
 384         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_COMPLETE,
 385                          &okxpm, &okxpmmask);
 386         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_CONTINUE,
 387                          &currentxpm, &currentxpmmask);
 388         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_ERROR,
 389                          &errorxpm, &errorxpmmask);
 390
 391         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
 392             (prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE &&
 393              manage_window_get_focus_window())) {
 394                 dialog->show_dialog = TRUE;
 395                 gtk_widget_show_now(progress->window);
 396         }
 397
 398         dialog->dialog = progress;
 399         dialog->queue_list = NULL;
 400
 401         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
 402
 403         return dialog;
 404 }
 405
 406 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 407 {
 408         progress_dialog_set_value(inc_dialog->dialog, 0.0);
 409         progress_dialog_set_label(inc_dialog->dialog, "");
 410         if (inc_dialog->mainwin)
 411                 gtk_progress_bar_update
 412                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 413 }
 414
 415 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 416 {
 417         g_return_if_fail(inc_dialog != NULL);
 418
 419         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
 420         if (inc_dialog->mainwin)
 421                 gtk_progress_bar_update
 422                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 423         progress_dialog_destroy(inc_dialog->dialog);
 424
 425         g_free(inc_dialog);
 426 }
 427
 428 static IncSession *inc_session_new(PrefsAccount *account)
 429 {
 430         IncSession *session;
 431
 432         g_return_val_if_fail(account != NULL, NULL);
 433
 434         if (account->protocol != A_POP3 && account->protocol != A_APOP)
 435                 return NULL;
 436         if (!account->recv_server || !account->userid)
 437                 return NULL;
 438
 439         session = g_new0(IncSession, 1);
 440         session->pop3_state = pop3_state_new(account);
 441         session->pop3_state->data = session;
 442         session->folder_table = g_hash_table_new(NULL, NULL);
 443
 444         return session;
 445 }
 446
 447 static void inc_session_destroy(IncSession *session)
 448 {
 449         g_return_if_fail(session != NULL);
 450
 451         pop3_state_destroy(session->pop3_state);
 452         g_hash_table_destroy(session->folder_table);
 453         g_free(session);
 454 }
 455
 456 static gint inc_start(IncProgressDialog *inc_dialog)
 457 {
 458         IncSession *session;
 459         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
 460         Pop3State *pop3_state;
 461         IncState inc_state;
 462         gint num = 0;
 463         gint error_num = 0;
 464         gint new_msgs = 0;
 465         gchar *msg;
 466         gchar *fin_msg;
 467
 468         while (inc_dialog->queue_list != NULL) {
 469                 session = inc_dialog->queue_list->data;
 470                 pop3_state = session->pop3_state;
 471
 472                 inc_progress_dialog_clear(inc_dialog);
 473
 474                 gtk_clist_moveto(clist, num, -1, 1.0, 0.0);
 475
 476                 pop3_state->user = g_strdup(pop3_state->ac_prefs->userid);
 477                 if (pop3_state->ac_prefs->passwd)
 478                         pop3_state->pass =
 479                                 g_strdup(pop3_state->ac_prefs->passwd);
 480                 else if (pop3_state->ac_prefs->tmp_pass)
 481                         pop3_state->pass =
 482                                 g_strdup(pop3_state->ac_prefs->tmp_pass);
 483                 else {
 484                         gchar *pass;
 485
 486                         pass = input_dialog_query_password
 487                                 (pop3_state->ac_prefs->recv_server,
 488                                  pop3_state->user);
 489
 490                         if (inc_dialog->mainwin && inc_dialog->show_dialog)
 491                                 manage_window_focus_in
 492                                         (inc_dialog->mainwin->window,
 493                                          NULL, NULL);
 494                         if (pass) {
 495                                 pop3_state->ac_prefs->tmp_pass = g_strdup(pass);
 496                                 pop3_state->pass = pass;
 497                         } else {
 498                                 inc_session_destroy(session);
 499                                 inc_dialog->queue_list = g_list_remove
 500                                         (inc_dialog->queue_list, session);
 501                                 continue;
 502                         }
 503                 }
 504
 505                 gtk_clist_set_pixmap(clist, num, 0, currentxpm, currentxpmmask);
 506                 gtk_clist_set_text(clist, num, 2, _("Retrieving"));
 507
 508                 /* begin POP3 session */
 509                 inc_state = inc_pop3_session_do(session);
 510
 511                 switch (inc_state) {
 512                 case INC_SUCCESS:
 513                         if (pop3_state->cur_total_num > 0)
 514                                 msg = g_strdup_printf
 515                                         (_("Done (%d message(s) (%s) received)"),
 516                                          pop3_state->cur_total_num,
 517                                          to_human_readable(pop3_state->cur_total_recv_bytes));
 518                         else
 519                                 msg = g_strdup_printf(_("Done (no new messages)"));
 520                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
 521                         gtk_clist_set_text(clist, num, 2, msg);
 522                         g_free(msg);
 523                         break;
 524                 case INC_CONNECT_ERROR:
 525                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 526                         gtk_clist_set_text(clist, num, 2, _("Connection failed"));
 527                         break;
 528                 case INC_AUTH_FAILED:
 529                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 530                         gtk_clist_set_text(clist, num, 2, _("Auth failed"));
 531                         break;
 532                 case INC_LOCKED:
 533                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 534                         gtk_clist_set_text(clist, num, 2, _("Locked"));
 535                         break;
 536                 case INC_ERROR:
 537                 case INC_NOSPACE:
 538                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 539                         gtk_clist_set_text(clist, num, 2, _("Error"));
 540                         break;
 541                 case INC_CANCEL:
 542                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
 543                         gtk_clist_set_text(clist, num, 2, _("Cancelled"));
 544                         break;
 545                 default:
 546                         break;
 547                 }
 548
 549                 if (pop3_state->error_val == PS_AUTHFAIL) {
 550                         if(!prefs_common.no_recv_err_panel) {
 551                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 552                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
 553                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 554                                 }
 555                                 alertpanel_error
 556                                         (_("Authorization for %s on %s failed"),
 557                                          pop3_state->user,
 558                                          pop3_state->ac_prefs->recv_server);
 559                         }
 560                 }
 561
 562                 statusbar_pop_all();
 563
 564                 /* CLAWS: perform filtering actions on dropped message */
 565                 if (global_processing != NULL) {
 566                         FolderItem *processing, *inbox;
 567                         MsgInfo *msginfo;
 568                         GSList *msglist, *msglist_element;
 569
 570                         /* CLAWS: get default inbox (perhaps per account) */
 571                         if (pop3_state->ac_prefs->inbox) {
 572                                 /* CLAWS: get destination folder / mailbox */
 573                                 inbox = folder_find_item_from_identifier(pop3_state->ac_prefs->inbox);
 574                                 if (!inbox)
 575                                         inbox = folder_get_default_inbox();
 576                         } else
 577                                 inbox = folder_get_default_inbox();
 578
 579                         /* get list of messages in processing */
 580                         processing = folder_get_default_processing();
 581                         folder_item_scan(processing);
 582                         msglist = folder_item_get_msg_list(processing);
 583
 584                         /* process messages */
 585                         for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
 586                                 msginfo = (MsgInfo *) msglist_element->data;
 587                                 /* filter if enabled in prefs or move to inbox if not */
 588                                 if(pop3_state->ac_prefs->filter_on_recv) {
 589                                         filter_message_by_msginfo_with_inbox(global_processing, msginfo,
 590                                                                              session->folder_table,
 591                                                                              inbox);
 592                                 } else {
 593                                         folder_item_move_msg(inbox, msginfo);
 594                                         g_hash_table_insert(session->folder_table, inbox,
 595                                                             GINT_TO_POINTER(1));
 596                                 }
 597                                 procmsg_msginfo_free(msginfo);
 598                         }
 599                         g_slist_free(msglist);
 600                 }
 601
 602
 603                 new_msgs += pop3_state->cur_total_num;
 604
 605                 if (!prefs_common.scan_all_after_inc) {
 606                         folder_item_scan_foreach(session->folder_table);
 607                         folderview_update_item_foreach
 608                                 (session->folder_table,
 609                                  !prefs_common.open_inbox_on_inc);
 610                 }
 611
 612                 if (pop3_state->error_val == PS_AUTHFAIL &&
 613                     pop3_state->ac_prefs->tmp_pass) {
 614                         g_free(pop3_state->ac_prefs->tmp_pass);
 615                         pop3_state->ac_prefs->tmp_pass = NULL;
 616                 }
 617
 618                 pop3_write_uidl_list(pop3_state);
 619
 620                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
 621                         error_num++;
 622                         if (inc_state == INC_NOSPACE) {
 623                                 inc_put_error(inc_state);
 624                                 break;
 625                         }
 626                 }
 627
 628                 inc_session_destroy(session);
 629                 inc_dialog->queue_list =
 630                         g_list_remove(inc_dialog->queue_list, session);
 631
 632                 num++;
 633         }
 634
 635         if (new_msgs > 0)
 636                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
 637                                           new_msgs);
 638         else
 639                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
 640
 641         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
 642
 643         if (error_num && !prefs_common.no_recv_err_panel) {
 644                 if (inc_dialog->show_dialog)
 645                         manage_window_focus_in(inc_dialog->dialog->window,
 646                                                NULL, NULL);
 647                 alertpanel_error(_("Some errors occurred while getting mail."));
 648                 if (inc_dialog->show_dialog)
 649                         manage_window_focus_out(inc_dialog->dialog->window,
 650                                                 NULL, NULL);
 651         }
 652
 653         while (inc_dialog->queue_list != NULL) {
 654                 session = inc_dialog->queue_list->data;
 655                 inc_session_destroy(session);
 656                 inc_dialog->queue_list =
 657                         g_list_remove(inc_dialog->queue_list, session);
 658         }
 659
 660         if (prefs_common.close_recv_dialog)
 661                 inc_progress_dialog_destroy(inc_dialog);
 662         else {
 663                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
 664                                      fin_msg);
 665                 gtk_label_set_text(GTK_LABEL(GTK_BIN(inc_dialog->dialog->cancel_btn)->child),
 666                                    _("Close"));
 667         }
 668
 669         g_free(fin_msg);
 670
 671         return new_msgs;
 672 }
 673
 674 static IncState inc_pop3_session_do(IncSession *session)
 675 {
 676         Pop3State *pop3_state = session->pop3_state;
 677         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 678         Automaton *atm;
 679         SockInfo *sockinfo;
 680         gint i;
 681         gchar *server;
 682         gushort port;
 683         gchar *buf;
 684         static AtmHandler handlers[] = {
 685                 pop3_greeting_recv      ,
 686 #if USE_SSL
 687                 pop3_stls_send          , pop3_stls_recv,
 688 #endif
 689                 pop3_getauth_user_send  , pop3_getauth_user_recv,
 690                 pop3_getauth_pass_send  , pop3_getauth_pass_recv,
 691                 pop3_getauth_apop_send  , pop3_getauth_apop_recv,
 692                 pop3_getrange_stat_send , pop3_getrange_stat_recv,
 693                 pop3_getrange_last_send , pop3_getrange_last_recv,
 694                 pop3_getrange_uidl_send , pop3_getrange_uidl_recv,
 695                 pop3_getsize_list_send  , pop3_getsize_list_recv,
 696                 pop3_top_send           , pop3_top_recv,
 697                 pop3_retr_send          , pop3_retr_recv,
 698                 pop3_delete_send        , pop3_delete_recv,
 699                 pop3_logout_send        , pop3_logout_recv
 700         };
 701
 702         debug_print("getting new messages of account %s...\n",
 703                     pop3_state->ac_prefs->account_name);
 704
 705         atm = automaton_create(N_POP3_PHASE);
 706
 707         session->atm = atm;
 708         atm->data = pop3_state;
 709
 710         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 711                               pop3_state->ac_prefs->recv_server);
 712         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 713         g_free(buf);
 714
 715         for (i = POP3_GREETING_RECV; i < N_POP3_PHASE; i++)
 716                 atm->state[i].handler = handlers[i];
 717         atm->state[POP3_GREETING_RECV].condition = GDK_INPUT_READ;
 718         for (i = POP3_GREETING_RECV + 1; i < N_POP3_PHASE; ) {
 719                 atm->state[i++].condition = GDK_INPUT_WRITE;
 720                 atm->state[i++].condition = GDK_INPUT_READ;
 721         }
 722
 723         atm->terminate = (AtmHandler)pop3_automaton_terminate;
 724         atm->ui_func = (AtmUIFunc)inc_progress_update;
 725
 726         atm->num = POP3_GREETING_RECV;
 727
 728         server = pop3_state->ac_prefs->recv_server;
 729 #if USE_SSL
 730         port = pop3_state->ac_prefs->set_popport ?
 731                 pop3_state->ac_prefs->popport :
 732                 pop3_state->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
 733 #else
 734         port = pop3_state->ac_prefs->set_popport ?
 735                 pop3_state->ac_prefs->popport : 110;
 736 #endif
 737
 738         buf = g_strdup_printf(_("Connecting to POP3 server: %s ..."), server);
 739         log_message("%s\n", buf);
 740         progress_dialog_set_label(inc_dialog->dialog, buf);
 741         g_free(buf);
 742         GTK_EVENTS_FLUSH();
 743         statusbar_pop_all();
 744
 745         if ((sockinfo = sock_connect(server, port)) == NULL) {
 746                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 747                             server, port);
 748                 if(!prefs_common.no_recv_err_panel) {
 749                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 750                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
 751                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 752                         }
 753                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 754                                          server, port);
 755                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 756                 }
 757                 pop3_automaton_terminate(NULL, atm);
 758                 automaton_destroy(atm);
 759                 session->inc_state = INC_CONNECT_ERROR;
 760                 return INC_CONNECT_ERROR;
 761         }
 762
 763 #if USE_SSL
 764         if (pop3_state->ac_prefs->ssl_pop == SSL_TUNNEL &&
 765             !ssl_init_socket(sockinfo)) {
 766                 pop3_automaton_terminate(NULL, atm);
 767                 automaton_destroy(atm);
 768                 session->inc_state = INC_CONNECT_ERROR;
 769                 return INC_CONNECT_ERROR;
 770         }
 771 #endif
 772
 773         /* :WK: Hmmm, with the later sock_gdk_input, we have 2 references
 774          * to the sock structure - implement a reference counter?? */
 775         pop3_state->sockinfo = sockinfo;
 776         atm->help_sock = sockinfo;
 777
 778         log_verbosity_set(TRUE);
 779         /* oha: this messes up inc_progress update:
 780            disabling this would avoid the label "Retrieve Header"
 781            being overwritten by "Retrieve Message"
 782            Setting inc_pop3_recv_func is not necessary
 783            since atm already handles the progress dialog ui
 784            just fine.
 785         */
 786         recv_set_ui_func(inc_pop3_recv_func, session);
 787
 788         atm->tag = sock_gdk_input_add(sockinfo,
 789                                       atm->state[atm->num].condition,
 790                                       automaton_input_cb, atm);
 791
 792         while (!atm->terminated)
 793                 gtk_main_iteration();
 794
 795         log_verbosity_set(FALSE);
 796         /* oha: see above */
 797         recv_set_ui_func(NULL, NULL);
 798
 799         automaton_destroy(atm);
 800
 801         if (session->inc_state != INC_SUCCESS)
 802                 return session->inc_state;
 803
 804         switch (pop3_state->error_val) {
 805         case PS_SUCCESS:
 806                 session->inc_state = INC_SUCCESS;
 807                 break;
 808         case PS_AUTHFAIL:
 809                 session->inc_state = INC_AUTH_FAILED;
 810                 break;
 811         case PS_IOERR:
 812                 session->inc_state = INC_NOSPACE;
 813                 break;
 814         case PS_LOCKBUSY:
 815                 session->inc_state = INC_LOCKED;
 816                 break;
 817         default:
 818                 session->inc_state = INC_ERROR;
 819                 break;
 820         }
 821
 822         return session->inc_state;
 823 }
 824
 825 static gint pop3_automaton_terminate(SockInfo *source, Automaton *atm)
 826 {
 827         if (atm->terminated) return 0;
 828
 829         if (atm->tag > 0) {
 830                 gdk_input_remove(atm->tag);
 831                 atm->tag = 0;
 832         }
 833         if (atm->timeout_tag > 0) {
 834                 gtk_timeout_remove(atm->timeout_tag);
 835                 atm->timeout_tag = 0;
 836         }
 837         if (source)
 838                 sock_close(source);
 839
 840         atm->terminated = TRUE;
 841
 842         return 0;
 843 }
 844
 845 static gboolean inc_pop3_recv_func(SockInfo *sock, gint count, gint read_bytes,
 846                                    gpointer data)
 847 {
 848         gchar buf[MSGBUFSIZE];
 849         IncSession *session = (IncSession *)data;
 850         Pop3State *state = session->pop3_state;
 851         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 852         ProgressDialog *dialog = inc_dialog->dialog;
 853         gint cur_total;
 854         gchar *total_size;
 855
 856         cur_total = state->cur_total_bytes + read_bytes;
 857         if (cur_total > state->total_bytes)
 858                 cur_total = state->total_bytes;
 859
 860         Xstrdup_a(total_size, to_human_readable(state->total_bytes),
 861                   return FALSE);
 862         g_snprintf(buf, sizeof(buf),
 863                    _("Retrieving message (%d / %d) (%s / %s)"),
 864                    state->cur_msg, state->count,
 865                    to_human_readable(cur_total), total_size);
 866         progress_dialog_set_label(dialog, buf);
 867
 868         progress_dialog_set_percentage
 869                 (dialog, (gfloat)cur_total / (gfloat)state->total_bytes);
 870         if (inc_dialog->mainwin)
 871                 gtk_progress_bar_update
 872                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 873                          (gfloat)cur_total / (gfloat)state->total_bytes);
 874         GTK_EVENTS_FLUSH();
 875
 876         if (session->inc_state == INC_CANCEL)
 877                 return FALSE;
 878         else
 879                 return TRUE;
 880 }
 881
 882 void inc_progress_update(Pop3State *state, Pop3Phase phase)
 883 {
 884         gchar buf[MSGBUFSIZE];
 885         IncSession *session = (IncSession *)state->data;
 886         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 887         ProgressDialog *dialog = inc_dialog->dialog;
 888         gchar *total_size;
 889
 890         switch (phase) {
 891         case POP3_GREETING_RECV:
 892                 break;
 893         case POP3_GETAUTH_USER_SEND:
 894         case POP3_GETAUTH_PASS_SEND:
 895         case POP3_GETAUTH_APOP_SEND:
 896                 progress_dialog_set_label(dialog, _("Authenticating..."));
 897                 break;
 898         case POP3_GETRANGE_STAT_SEND:
 899                 progress_dialog_set_label
 900                         (dialog, _("Getting the number of new messages (STAT)..."));
 901                 break;
 902         case POP3_GETRANGE_LAST_SEND:
 903                 progress_dialog_set_label
 904                         (dialog, _("Getting the number of new messages (LAST)..."));
 905                 break;
 906         case POP3_GETRANGE_UIDL_SEND:
 907                 progress_dialog_set_label
 908                         (dialog, _("Getting the number of new messages (UIDL)..."));
 909                 break;
 910         case POP3_GETSIZE_LIST_SEND:
 911                 progress_dialog_set_label
 912                         (dialog, _("Getting the size of messages (LIST)..."));
 913                 break;
 914         case POP3_TOP_SEND:
 915                 g_snprintf(buf, sizeof(buf),
 916                            _("Retrieving header (%d / %d)"),
 917                            state->cur_msg, state->count);
 918                 progress_dialog_set_label (dialog, buf);
 919                 progress_dialog_set_percentage
 920                         (dialog,
 921                          (gfloat)(state->cur_msg) /
 922                          (gfloat)(state->count));
 923                 if (inc_dialog->mainwin)
 924                         gtk_progress_bar_update
 925                                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 926                                  (gfloat)(state->cur_msg) /
 927                                  (gfloat)(state->count));
 928                 break;
 929         case POP3_RETR_SEND:
 930                 Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
 931                 g_snprintf(buf, sizeof(buf),
 932                            _("Retrieving message (%d / %d) (%s / %s)"),
 933                            state->cur_msg, state->count,
 934                            to_human_readable(state->cur_total_bytes),
 935                            total_size);
 936                 progress_dialog_set_label(dialog, buf);
 937                 progress_dialog_set_percentage
 938                         (dialog,
 939                          (gfloat)(state->cur_total_bytes) /
 940                          (gfloat)(state->total_bytes));
 941                 if (inc_dialog->mainwin)
 942                         gtk_progress_bar_update
 943                                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 944                                  (gfloat)(state->cur_total_bytes) /
 945                                  (gfloat)(state->total_bytes));
 946                 break;
 947         case POP3_DELETE_SEND:
 948                 if (state->msg[state->cur_msg].recv_time < state->current_time) {
 949                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
 950                                    state->cur_msg);
 951                         progress_dialog_set_label(dialog, buf);
 952                 }
 953                 break;
 954         case POP3_LOGOUT_SEND:
 955                 progress_dialog_set_label(dialog, _("Quitting"));
 956                 break;
 957         default:
 958                 break;
 959         }
 960 }
 961
 962 gint inc_drop_message(const gchar *file, Pop3State *state)
 963 {
 964         FolderItem *inbox;
 965         FolderItem *dropfolder;
 966         IncSession *session = (IncSession *)state->data;
 967         gint val;
 968         gint msgnum;
 969
 970         /* CLAWS: get default inbox (perhaps per account) */
 971         if (state->ac_prefs->inbox) {
 972                 /* CLAWS: get destination folder / mailbox */
 973                 inbox = folder_find_item_from_identifier
 974                         (state->ac_prefs->inbox);
 975                 if (!inbox)
 976                         inbox = folder_get_default_inbox();
 977         } else
 978                 inbox = folder_get_default_inbox();
 979         if (!inbox) {
 980                 unlink(file);
 981                 return -1;
 982         }
 983
 984         /* CLAWS: claws uses a global .processing folder for the filtering. */
 985         if (global_processing == NULL) {
 986                 if (state->ac_prefs->filter_on_recv) {
 987                         dropfolder =
 988                                 filter_get_dest_folder(prefs_common.fltlist, file);
 989                         if (!dropfolder) dropfolder = inbox;
 990                         else if (!strcmp(dropfolder->path, FILTER_NOT_RECEIVE)) {
 991                                 g_warning(_("a message won't be received\n"));
 992                                 return 1;
 993                         }
 994                 } else
 995                         dropfolder = inbox;
 996         } else {
 997                 dropfolder = folder_get_default_processing();
 998         }
 999
1000         val = GPOINTER_TO_INT(g_hash_table_lookup
1001                               (session->folder_table, dropfolder));
1002         if (val == 0) {
1003                 folder_item_scan(dropfolder);
1004                 /* force updating */
1005                 if (FOLDER_IS_LOCAL(dropfolder->folder))
1006                         dropfolder->mtime = 0;
1007                 g_hash_table_insert(session->folder_table, dropfolder,
1008                                     GINT_TO_POINTER(1));
1009         }
1010
1011         /* add msg file to drop folder */
1012         if ((msgnum = folder_item_add_msg(dropfolder, file, TRUE)) < 0) {
1013                 unlink(file);
1014                 return -1;
1015         }
1016
1017         return 0;
1018 }
1019
1020 static void inc_put_error(IncState istate)
1021 {
1022         switch (istate) {
1023         case INC_ERROR:
1024                 if (!prefs_common.no_recv_err_panel)
1025                         alertpanel_error
1026                                 (_("Error occurred while processing mail."));
1027                 break;
1028         case INC_NOSPACE:
1029                 alertpanel_error(_("No disk space left."));
1030                 break;
1031         case INC_LOCKED:
1032                 if (!prefs_common.no_recv_err_panel)
1033                         alertpanel_error(_("Mailbox is locked."));
1034                 break;
1035         default:
1036                 break;
1037         }
1038 }
1039
1040 static void inc_cancel(IncProgressDialog *dialog)
1041 {
1042         IncSession *session;
1043         SockInfo *sockinfo;
1044
1045         g_return_if_fail(dialog != NULL);
1046
1047         if (dialog->queue_list == NULL) {
1048                 inc_progress_dialog_destroy(dialog);
1049                 return;
1050         }
1051
1052         session = dialog->queue_list->data;
1053         sockinfo = session->pop3_state->sockinfo;
1054
1055         if (!sockinfo || session->atm->terminated == TRUE) return;
1056
1057         session->pop3_state->cancelled = TRUE;
1058         session->inc_state = INC_CANCEL;
1059         session->atm->cancelled = TRUE;
1060
1061         log_message(_("Incorporation cancelled\n"));
1062 }
1063
1064 gboolean inc_is_active(void)
1065 {
1066         return (inc_dialog_list != NULL);
1067 }
1068
1069 void inc_cancel_all(void)
1070 {
1071         GList *cur;
1072
1073         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1074                 inc_cancel((IncProgressDialog *)cur->data);
1075 }
1076
1077 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1078 {
1079         inc_cancel((IncProgressDialog *)data);
1080 }
1081
1082 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1083                                  gpointer data)
1084 {
1085         IncProgressDialog *dialog = (IncProgressDialog *)data;
1086
1087         if (dialog->queue_list == NULL)
1088                 inc_progress_dialog_destroy(dialog);
1089
1090         return TRUE;
1091 }
1092
1093 static gint inc_spool(void)
1094 {
1095         gchar *mbox, *logname;
1096         gint msgs;
1097
1098         logname = g_get_user_name();
1099         mbox = g_strconcat(prefs_common.spool_path
1100                            ? prefs_common.spool_path : DEFAULT_SPOOL_PATH,
1101                            G_DIR_SEPARATOR_S, logname, NULL);
1102         msgs = get_spool(folder_get_default_inbox(), mbox);
1103         g_free(mbox);
1104
1105         return msgs;
1106 }
1107
1108 static void inc_spool_account(PrefsAccount *account)
1109 {
1110         FolderItem *inbox;
1111
1112         if (account->inbox) {
1113                 inbox = folder_find_item_from_path(account->inbox);
1114                 if (!inbox)
1115                         inbox = folder_get_default_inbox();
1116         } else
1117                 inbox = folder_get_default_inbox();
1118
1119         get_spool(inbox, account->local_mbox);
1120 }
1121
1122 static void inc_all_spool(void)
1123 {
1124         GList *list = NULL;
1125
1126         list = account_get_list();
1127         if (!list) return;
1128
1129         for (; list != NULL; list = list->next) {
1130                 PrefsAccount *account = list->data;
1131
1132                 if ((account->protocol == A_LOCAL) &&
1133                     (account->recv_at_getall))
1134                         inc_spool_account(account);
1135         }
1136 }
1137
1138 static gint get_spool(FolderItem *dest, const gchar *mbox)
1139 {
1140         gint msgs, size;
1141         gint lockfd;
1142         gchar tmp_mbox[MAXPATHLEN + 1];
1143         GHashTable *folder_table = NULL;
1144
1145         g_return_val_if_fail(dest != NULL, -1);
1146         g_return_val_if_fail(mbox != NULL, -1);
1147
1148         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1149                 debug_print("no messages in local mailbox.\n");
1150                 return 0;
1151         } else if (size < 0)
1152                 return -1;
1153
1154         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1155                 return -1;
1156
1157         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1158                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1159
1160         if (copy_mbox(mbox, tmp_mbox) < 0) {
1161                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1162                 return -1;
1163         }
1164
1165         debug_print("Getting new messages from %s into %s...\n",
1166                     mbox, dest->path);
1167
1168         if (prefs_common.filter_on_inc)
1169                 folder_table = g_hash_table_new(NULL, NULL);
1170         msgs = proc_mbox(dest, tmp_mbox, folder_table);
1171
1172         unlink(tmp_mbox);
1173         if (msgs >= 0) empty_mbox(mbox);
1174         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1175
1176         if (folder_table) {
1177                 if (!prefs_common.scan_all_after_inc) {
1178                 g_hash_table_insert(folder_table, dest,
1179                                     GINT_TO_POINTER(1));
1180                         folderview_update_item_foreach
1181                                 (folder_table, !prefs_common.open_inbox_on_inc);
1182                 }
1183                 g_hash_table_destroy(folder_table);
1184         } else if (!prefs_common.scan_all_after_inc) {
1185                 folderview_update_item(dest, TRUE);
1186         }
1187
1188         return msgs;
1189 }
1190
1191 void inc_lock(void)
1192 {
1193         inc_lock_count++;
1194 }
1195
1196 void inc_unlock(void)
1197 {
1198         if (inc_lock_count > 0)
1199                 inc_lock_count--;
1200 }
1201
1202 static guint autocheck_timer = 0;
1203 static gpointer autocheck_data = NULL;
1204
1205 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1206 {
1207
1208         gchar *buf;
1209
1210         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1211             *prefs_common.newmail_notify_cmd))
1212                      return;
1213         if ((buf = strchr(prefs_common.newmail_notify_cmd, '%')) &&
1214                 buf[1] == 'd' && !strchr(&buf[1], '%'))
1215                 buf = g_strdup_printf(prefs_common.newmail_notify_cmd,
1216                                       new_msgs);
1217         else
1218                 buf = g_strdup(prefs_common.newmail_notify_cmd);
1219
1220         execute_command_line(buf, TRUE);
1221
1222         g_free(buf);
1223 }
1224
1225 void inc_autocheck_timer_init(MainWindow *mainwin)
1226 {
1227         autocheck_data = mainwin;
1228         inc_autocheck_timer_set();
1229 }
1230
1231 static void inc_autocheck_timer_set_interval(guint interval)
1232 {
1233         inc_autocheck_timer_remove();
1234         /* last test is to avoid re-enabling auto_check after modifying
1235            the common preferences */
1236         if (prefs_common.autochk_newmail && autocheck_data
1237             && prefs_common.work_offline == FALSE) {
1238                 autocheck_timer = gtk_timeout_add
1239                         (interval, inc_autocheck_func, autocheck_data);
1240                 debug_print("added timer = %d\n", autocheck_timer);
1241         }
1242 }
1243
1244 void inc_autocheck_timer_set(void)
1245 {
1246         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1247 }
1248
1249 void inc_autocheck_timer_remove(void)
1250 {
1251         if (autocheck_timer) {
1252                 debug_print("removed timer = %d\n", autocheck_timer);
1253                 gtk_timeout_remove(autocheck_timer);
1254                 autocheck_timer = 0;
1255         }
1256 }
1257
1258 static gint inc_autocheck_func(gpointer data)
1259 {
1260         MainWindow *mainwin = (MainWindow *)data;
1261
1262         if (inc_lock_count) {
1263                 debug_print("autocheck is locked.\n");
1264                 inc_autocheck_timer_set_interval(1000);
1265                 return FALSE;
1266         }
1267
1268         inc_all_account_mail(mainwin, prefs_common.newmail_notify_auto);
1269
1270         return FALSE;
1271 }