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 "automaton.h"
  65 #include "folder.h"
  66 #include "filtering.h"
  67 #include "selective_download.h"
  68
  69 static GList *inc_dialog_list = NULL;
  70
  71 static guint inc_lock_count = 0;
  72
  73 static GdkPixmap *currentxpm;
  74 static GdkBitmap *currentxpmmask;
  75 static GdkPixmap *errorxpm;
  76 static GdkBitmap *errorxpmmask;
  77 static GdkPixmap *okxpm;
  78 static GdkBitmap *okxpmmask;
  79
  80 #define MSGBUFSIZE      8192
  81
  82 static void inc_finished                (MainWindow             *mainwin,
  83                                          gboolean                new_messages);
  84 static gint inc_account_mail            (PrefsAccount           *account,
  85                                          MainWindow             *mainwin);
  86
  87 static IncProgressDialog *inc_progress_dialog_create    (void);
  88 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
  89
  90 static IncSession *inc_session_new      (PrefsAccount           *account);
  91 static void inc_session_destroy         (IncSession             *session);
  92 static gint inc_start                   (IncProgressDialog      *inc_dialog);
  93 static IncState inc_pop3_session_do     (IncSession             *session);
  94 static gint pop3_automaton_terminate    (SockInfo               *source,
  95                                          Automaton              *atm);
  96
  97 static gboolean inc_pop3_recv_func      (SockInfo       *sock,
  98                                          gint            count,
  99                                          gint            read_bytes,
 100                                          gpointer        data);
 101
 102 static void inc_put_error               (IncState        istate);
 103
 104 static void inc_cancel_cb               (GtkWidget      *widget,
 105                                          gpointer        data);
 106 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
 107                                          GdkEventAny    *event,
 108                                          gpointer        data);
 109
 110 static gint inc_spool                   (void);
 111 static gint get_spool                   (FolderItem     *dest,
 112                                          const gchar    *mbox);
 113
 114 static void inc_spool_account(PrefsAccount *account);
 115 static void inc_all_spool(void);
 116 static void inc_autocheck_timer_set_interval    (guint           interval);
 117 static gint inc_autocheck_func                  (gpointer        data);
 118
 119 static void inc_notify_cmd              (gint new_msgs,
 120                                          gboolean notify);
 121
 122 #define FOLDER_SUMMARY_MISMATCH(f, s) \
 123         (f) && (s) ? ((s)->newmsgs != (f)->new) || ((f)->unread != (s)->unread) || ((f)->total != (s)->messages) \
 124         : FALSE
 125
 126 /**
 127  * inc_finished:
 128  * @mainwin: Main window.
 129  * @new_messages: TRUE if some messages have been received.
 130  *
 131  * Update the folder view and the summary view after receiving
 132  * messages.  If @new_messages is FALSE, this function avoids unneeded
 133  * updating.
 134  **/
 135 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
 136 {
 137         FolderItem *item;
 138
 139         if (prefs_common.scan_all_after_inc)
 140                 folderview_check_new(NULL);
 141
 142         if (!new_messages && !prefs_common.scan_all_after_inc) return;
 143
 144         if (prefs_common.open_inbox_on_inc) {
 145                 item = cur_account && cur_account->inbox
 146                         ? folder_find_item_from_identifier(cur_account->inbox)
 147                         : folder_get_default_inbox();
 148                 if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {
 149                         folderview_unselect(mainwin->folderview);
 150                         folderview_select(mainwin->folderview, item);
 151                 }
 152         } else if (prefs_common.scan_all_after_inc) {
 153                 item = mainwin->summaryview->folder_item;
 154                 if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {
 155                         folder_update_item(item, TRUE);
 156                 }
 157         }
 158 }
 159
 160 void inc_mail(MainWindow *mainwin, gboolean notify)
 161 {
 162         gint new_msgs = 0;
 163
 164         if (inc_lock_count) return;
 165
 166         if (prefs_common.work_offline)
 167                 if (alertpanel(_("Offline warning"),
 168                                _("You're working offline. Override?"),
 169                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 170                 return;
 171
 172         inc_lock();
 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                 cur_account->session = STYPE_NORMAL;
 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         inc_unlock();
 204 }
 205
 206 void inc_selective_download(MainWindow *mainwin, PrefsAccount *acc, gint session)
 207 {
 208         GSList *cur;
 209         gint new_msgs = 0;
 210
 211         acc->session = session;
 212         inc_account_mail(acc, mainwin);
 213         acc->session = STYPE_NORMAL;
 214
 215         for (cur = acc->msg_list; cur != NULL; cur = cur->next) {
 216                 HeaderItems *items =(HeaderItems*)cur->data;
 217
 218                 if (items->state == SD_DOWNLOADED &&
 219                     items->del_by_old_session == FALSE) {
 220                         new_msgs++;
 221                 }
 222         }
 223
 224         if (new_msgs) {
 225                 inc_finished(mainwin, TRUE);
 226                 inc_notify_cmd(new_msgs, prefs_common.newmail_notify_manu);
 227         }
 228 }
 229
 230 void inc_pop_before_smtp(PrefsAccount *acc)
 231 {
 232         acc->session = STYPE_POP_BEFORE_SMTP;
 233         inc_account_mail(acc, NULL);
 234 }
 235
 236 static gint inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
 237 {
 238         IncProgressDialog *inc_dialog;
 239         IncSession *session;
 240         gchar *text[3];
 241         FolderItem *item = NULL;
 242
 243         if(mainwin && mainwin->summaryview)
 244                 item = mainwin->summaryview->folder_item;
 245
 246         switch (account->protocol) {
 247         case A_IMAP4:
 248         case A_NNTP:
 249                 folderview_check_new(FOLDER(account->folder));
 250                 if (!prefs_common.scan_all_after_inc && item != NULL &&
 251                     FOLDER(account->folder) == item->folder)
 252                         folder_update_item(item, TRUE);
 253                 return 1;
 254
 255         case A_POP3:
 256         case A_APOP:
 257                 session = inc_session_new(account);
 258                 if (!session) return 0;
 259
 260                 inc_dialog = inc_progress_dialog_create();
 261                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 262                                                        session);
 263                 inc_dialog->mainwin = mainwin;
 264                 session->data = inc_dialog;
 265
 266                 text[0] = NULL;
 267                 text[1] = account->account_name;
 268                 text[2] = _("Standby");
 269                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 270
 271                 if (mainwin) {
 272                         toolbar_set_sensitive(mainwin);
 273                         main_window_set_menu_sensitive(mainwin);
 274                 }
 275
 276                 return inc_start(inc_dialog);
 277
 278         case A_LOCAL:
 279                 inc_spool_account(account);
 280                 return 1;
 281
 282         default:
 283                 break;
 284         }
 285         return 0;
 286 }
 287
 288 void inc_all_account_mail(MainWindow *mainwin, gboolean notify)
 289 {
 290         GList *list, *queue_list = NULL;
 291         IncProgressDialog *inc_dialog;
 292         gint new_msgs = 0;
 293
 294         if (prefs_common.work_offline)
 295                 if (alertpanel(_("Offline warning"),
 296                                _("You're working offline. Override?"),
 297                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 298                 return;
 299
 300         if (inc_lock_count) return;
 301
 302         inc_autocheck_timer_remove();
 303         main_window_lock(mainwin);
 304
 305         if (prefs_common.inc_local) {
 306                 new_msgs = inc_spool();
 307                 if (new_msgs < 0)
 308                         new_msgs = 0;
 309         }
 310
 311         list = account_get_list();
 312         if (!list) {
 313                 inc_finished(mainwin, new_msgs > 0);
 314                 main_window_unlock(mainwin);
 315                 inc_notify_cmd(new_msgs, notify);
 316                 inc_autocheck_timer_set();
 317                 return;
 318         }
 319
 320         /* check local folders */
 321         inc_all_spool();
 322
 323         /* check IMAP4 folders */
 324         for (; list != NULL; list = list->next) {
 325                 PrefsAccount *account = list->data;
 326                 if ((account->protocol == A_IMAP4 ||
 327                      account->protocol == A_NNTP) && account->recv_at_getall) {
 328                         FolderItem *item = mainwin->summaryview->folder_item;
 329
 330                         folderview_check_new(FOLDER(account->folder));
 331                         if (!prefs_common.scan_all_after_inc && item != NULL &&
 332                             FOLDER(account->folder) == item->folder)
 333                                 folder_update_item(item, TRUE);
 334                 }
 335         }
 336
 337         /* check POP3 accounts */
 338         for (list = account_get_list(); list != NULL; list = list->next) {
 339                 IncSession *session;
 340                 PrefsAccount *account = list->data;
 341                 account->session = STYPE_NORMAL;
 342                 if (account->recv_at_getall) {
 343                         session = inc_session_new(account);
 344                         if (session)
 345                                 queue_list = g_list_append(queue_list, session);
 346                 }
 347         }
 348
 349         if (!queue_list) {
 350                 inc_finished(mainwin, new_msgs > 0);
 351                 main_window_unlock(mainwin);
 352                 inc_notify_cmd(new_msgs, notify);
 353                 inc_autocheck_timer_set();
 354                 return;
 355         }
 356
 357         inc_dialog = inc_progress_dialog_create();
 358         inc_dialog->queue_list = queue_list;
 359         inc_dialog->mainwin = mainwin;
 360         for (list = queue_list; list != NULL; list = list->next) {
 361                 IncSession *session = list->data;
 362                 gchar *text[3];
 363
 364                 session->data = inc_dialog;
 365
 366                 text[0] = NULL;
 367                 text[1] = session->pop3_state->ac_prefs->account_name;
 368                 text[2] = _("Standby");
 369                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 370         }
 371
 372         toolbar_set_sensitive(mainwin);
 373         main_window_set_menu_sensitive(mainwin);
 374
 375         new_msgs += inc_start(inc_dialog);
 376
 377         inc_finished(mainwin, new_msgs > 0);
 378         main_window_unlock(mainwin);
 379         inc_notify_cmd(new_msgs, notify);
 380         inc_autocheck_timer_set();
 381 }
 382
 383 static IncProgressDialog *inc_progress_dialog_create(void)
 384 {
 385         IncProgressDialog *dialog;
 386         ProgressDialog *progress;
 387
 388         dialog = g_new0(IncProgressDialog, 1);
 389
 390         progress = progress_dialog_create();
 391         gtk_window_set_title(GTK_WINDOW(progress->window),
 392                              _("Retrieving new messages"));
 393         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 394                            GTK_SIGNAL_FUNC(inc_cancel_cb), dialog);
 395         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 396                            GTK_SIGNAL_FUNC(inc_dialog_delete_cb), dialog);
 397         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
 398
 399         progress_dialog_set_value(progress, 0.0);
 400
 401         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_COMPLETE,
 402                          &okxpm, &okxpmmask);
 403         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_CONTINUE,
 404                          &currentxpm, &currentxpmmask);
 405         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_ERROR,
 406                          &errorxpm, &errorxpmmask);
 407
 408         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
 409             (prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE &&
 410              manage_window_get_focus_window())) {
 411                 dialog->show_dialog = TRUE;
 412                 gtk_widget_show_now(progress->window);
 413         }
 414
 415         dialog->dialog = progress;
 416         dialog->queue_list = NULL;
 417
 418         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
 419
 420         return dialog;
 421 }
 422
 423 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 424 {
 425         progress_dialog_set_value(inc_dialog->dialog, 0.0);
 426         progress_dialog_set_label(inc_dialog->dialog, "");
 427         if (inc_dialog->mainwin)
 428                 gtk_progress_bar_update
 429                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 430 }
 431
 432 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 433 {
 434         g_return_if_fail(inc_dialog != NULL);
 435
 436         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
 437         if (inc_dialog->mainwin)
 438                 gtk_progress_bar_update
 439                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 440         progress_dialog_destroy(inc_dialog->dialog);
 441
 442         g_free(inc_dialog);
 443 }
 444
 445 static IncSession *inc_session_new(PrefsAccount *account)
 446 {
 447         IncSession *session;
 448
 449         g_return_val_if_fail(account != NULL, NULL);
 450
 451         if (account->protocol != A_POP3 && account->protocol != A_APOP)
 452                 return NULL;
 453         if (!account->recv_server || !account->userid)
 454                 return NULL;
 455
 456         session = g_new0(IncSession, 1);
 457         session->pop3_state = pop3_state_new(account);
 458         session->pop3_state->data = session;
 459
 460         return session;
 461 }
 462
 463 static void inc_session_destroy(IncSession *session)
 464 {
 465         g_return_if_fail(session != NULL);
 466
 467         pop3_state_destroy(session->pop3_state);
 468         g_free(session);
 469 }
 470
 471 static gint inc_start(IncProgressDialog *inc_dialog)
 472 {
 473         IncSession *session;
 474         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
 475         Pop3State *pop3_state;
 476         IncState inc_state;
 477         gint num = 0;
 478         gint error_num = 0;
 479         gint new_msgs = 0;
 480         gchar *msg;
 481         gchar *fin_msg;
 482         FolderItem *processing, *inbox;
 483         MsgInfo *msginfo;
 484         GSList *msglist, *msglist_element;
 485
 486         while (inc_dialog->queue_list != NULL) {
 487                 session = inc_dialog->queue_list->data;
 488                 pop3_state = session->pop3_state;
 489
 490                 inc_progress_dialog_clear(inc_dialog);
 491
 492                 gtk_clist_moveto(clist, num, -1, 1.0, 0.0);
 493
 494                 pop3_state->user = g_strdup(pop3_state->ac_prefs->userid);
 495                 if (pop3_state->ac_prefs->passwd)
 496                         pop3_state->pass =
 497                                 g_strdup(pop3_state->ac_prefs->passwd);
 498                 else if (pop3_state->ac_prefs->tmp_pass)
 499                         pop3_state->pass =
 500                                 g_strdup(pop3_state->ac_prefs->tmp_pass);
 501                 else {
 502                         gchar *pass;
 503
 504                         pass = input_dialog_query_password
 505                                 (pop3_state->ac_prefs->recv_server,
 506                                  pop3_state->user);
 507
 508                         if (inc_dialog->mainwin && inc_dialog->show_dialog)
 509                                 manage_window_focus_in
 510                                         (inc_dialog->mainwin->window,
 511                                          NULL, NULL);
 512                         if (pass) {
 513                                 pop3_state->ac_prefs->tmp_pass = g_strdup(pass);
 514                                 pop3_state->pass = pass;
 515                         } else {
 516                                 inc_session_destroy(session);
 517                                 inc_dialog->queue_list = g_list_remove
 518                                         (inc_dialog->queue_list, session);
 519                                 continue;
 520                         }
 521                 }
 522
 523                 gtk_clist_set_pixmap(clist, num, 0, currentxpm, currentxpmmask);
 524                 gtk_clist_set_text(clist, num, 2, _("Retrieving"));
 525
 526                 /* begin POP3 session */
 527                 inc_state = inc_pop3_session_do(session);
 528
 529                 switch (inc_state) {
 530                 case INC_SUCCESS:
 531                         if (pop3_state->cur_total_num > 0)
 532                                 msg = g_strdup_printf
 533                                         (_("Done (%d message(s) (%s) received)"),
 534                                          pop3_state->cur_total_num,
 535                                          to_human_readable(pop3_state->cur_total_recv_bytes));
 536                         else
 537                                 msg = g_strdup_printf(_("Done (no new messages)"));
 538                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
 539                         gtk_clist_set_text(clist, num, 2, msg);
 540                         g_free(msg);
 541                         break;
 542                 case INC_CONNECT_ERROR:
 543                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 544                         gtk_clist_set_text(clist, num, 2, _("Connection failed"));
 545                         break;
 546                 case INC_AUTH_FAILED:
 547                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 548                         gtk_clist_set_text(clist, num, 2, _("Auth failed"));
 549                         break;
 550                 case INC_LOCKED:
 551                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 552                         gtk_clist_set_text(clist, num, 2, _("Locked"));
 553                         break;
 554                 case INC_ERROR:
 555                 case INC_NO_SPACE:
 556                 case INC_IO_ERROR:
 557                 case INC_SOCKET_ERROR:
 558                         gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
 559                         gtk_clist_set_text(clist, num, 2, _("Error"));
 560                         break;
 561                 case INC_CANCEL:
 562                         gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
 563                         gtk_clist_set_text(clist, num, 2, _("Cancelled"));
 564                         break;
 565                 default:
 566                         break;
 567                 }
 568
 569                 if (pop3_state->error_val == PS_AUTHFAIL) {
 570                         if(!prefs_common.no_recv_err_panel) {
 571                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 572                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
 573                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 574                                 }
 575                                 alertpanel_error
 576                                         (_("Authorization for %s on %s failed"),
 577                                          pop3_state->user,
 578                                          pop3_state->ac_prefs->recv_server);
 579                         }
 580                 }
 581
 582                 statusbar_pop_all();
 583
 584                 /* CLAWS: perform filtering actions on dropped message */
 585                 /* CLAWS: get default inbox (perhaps per account) */
 586                 if (pop3_state->ac_prefs->inbox) {
 587                         /* CLAWS: get destination folder / mailbox */
 588                         inbox = folder_find_item_from_identifier(pop3_state->ac_prefs->inbox);
 589                         if (!inbox)
 590                                 inbox = folder_get_default_inbox();
 591                 } else
 592                         inbox = folder_get_default_inbox();
 593
 594                 /* get list of messages in processing */
 595                 processing = folder_get_default_processing();
 596                 folder_item_scan(processing);
 597                 msglist = folder_item_get_msg_list(processing);
 598
 599                 /* process messages */
 600                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
 601                         msginfo = (MsgInfo *) msglist_element->data;
 602                         /* filter if enabled in prefs or move to inbox if not */
 603                         if(global_processing && pop3_state->ac_prefs->filter_on_recv) {
 604                                 filter_message_by_msginfo_with_inbox(global_processing, msginfo,
 605                                                                      inbox);
 606                         } else {
 607                                 folder_item_move_msg(inbox, msginfo);
 608                         }
 609                         procmsg_msginfo_free(msginfo);
 610                 }
 611                 g_slist_free(msglist);
 612
 613
 614                 new_msgs += pop3_state->cur_total_num;
 615
 616                 if (!prefs_common.scan_all_after_inc) {
 617                         folder_update_items_when_required
 618                                  (!prefs_common.open_inbox_on_inc);
 619                 }
 620
 621                 if (pop3_state->error_val == PS_AUTHFAIL &&
 622                     pop3_state->ac_prefs->tmp_pass) {
 623                         g_free(pop3_state->ac_prefs->tmp_pass);
 624                         pop3_state->ac_prefs->tmp_pass = NULL;
 625                 }
 626
 627                 pop3_write_uidl_list(pop3_state);
 628
 629                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
 630                         error_num++;
 631                         if (inc_state == INC_ERROR    ||
 632                             inc_state == INC_NO_SPACE ||
 633                             inc_state == INC_IO_ERROR ||
 634                             inc_state == INC_SOCKET_ERROR) {
 635                                 inc_put_error(inc_state);
 636                                 break;
 637                         }
 638                 }
 639
 640                 inc_session_destroy(session);
 641                 inc_dialog->queue_list =
 642                         g_list_remove(inc_dialog->queue_list, session);
 643
 644                 num++;
 645         }
 646
 647         if (new_msgs > 0)
 648                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
 649                                           new_msgs);
 650         else
 651                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
 652
 653         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
 654
 655         if (error_num && !prefs_common.no_recv_err_panel) {
 656                 if (inc_dialog->show_dialog)
 657                         manage_window_focus_in(inc_dialog->dialog->window,
 658                                                NULL, NULL);
 659                 alertpanel_error(_("Some errors occurred while getting mail."));
 660                 if (inc_dialog->show_dialog)
 661                         manage_window_focus_out(inc_dialog->dialog->window,
 662                                                 NULL, NULL);
 663         }
 664
 665         while (inc_dialog->queue_list != NULL) {
 666                 session = inc_dialog->queue_list->data;
 667                 inc_session_destroy(session);
 668                 inc_dialog->queue_list =
 669                         g_list_remove(inc_dialog->queue_list, session);
 670         }
 671
 672         if (prefs_common.close_recv_dialog)
 673                 inc_progress_dialog_destroy(inc_dialog);
 674         else {
 675                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
 676                                      fin_msg);
 677                 gtk_label_set_text(GTK_LABEL(GTK_BIN(inc_dialog->dialog->cancel_btn)->child),
 678                                    _("Close"));
 679         }
 680
 681         g_free(fin_msg);
 682
 683         return new_msgs;
 684 }
 685
 686 static IncState inc_pop3_session_do(IncSession *session)
 687 {
 688         Pop3State *pop3_state = session->pop3_state;
 689         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 690         Automaton *atm;
 691         SockInfo *sockinfo;
 692         gint i;
 693         gchar *server;
 694         gushort port;
 695         gchar *buf;
 696         static AtmHandler handlers[] = {
 697                 pop3_greeting_recv      ,
 698 #if USE_SSL
 699                 pop3_stls_send          , pop3_stls_recv,
 700 #endif
 701                 pop3_getauth_user_send  , pop3_getauth_user_recv,
 702                 pop3_getauth_pass_send  , pop3_getauth_pass_recv,
 703                 pop3_getauth_apop_send  , pop3_getauth_apop_recv,
 704                 pop3_getrange_stat_send , pop3_getrange_stat_recv,
 705                 pop3_getrange_last_send , pop3_getrange_last_recv,
 706                 pop3_getrange_uidl_send , pop3_getrange_uidl_recv,
 707                 pop3_getsize_list_send  , pop3_getsize_list_recv,
 708                 pop3_top_send           , pop3_top_recv,
 709                 pop3_retr_send          , pop3_retr_recv,
 710                 pop3_delete_send        , pop3_delete_recv,
 711                 pop3_logout_send        , pop3_logout_recv
 712         };
 713
 714         debug_print("getting new messages of account %s...\n",
 715                     pop3_state->ac_prefs->account_name);
 716
 717         pop3_state->ac_prefs->last_pop_login_time = time(NULL);
 718         atm = automaton_create(N_POP3_PHASE);
 719
 720         session->atm = atm;
 721         atm->data = pop3_state;
 722
 723         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 724                               pop3_state->ac_prefs->recv_server);
 725         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 726         g_free(buf);
 727
 728         for (i = POP3_GREETING_RECV; i < N_POP3_PHASE; i++)
 729                 atm->state[i].handler = handlers[i];
 730         atm->state[POP3_GREETING_RECV].condition = GDK_INPUT_READ;
 731         for (i = POP3_GREETING_RECV + 1; i < N_POP3_PHASE; ) {
 732                 atm->state[i++].condition = GDK_INPUT_WRITE;
 733                 atm->state[i++].condition = GDK_INPUT_READ;
 734         }
 735
 736         atm->terminate = (AtmHandler)pop3_automaton_terminate;
 737         atm->ui_func = (AtmUIFunc)inc_progress_update;
 738
 739         atm->num = POP3_GREETING_RECV;
 740
 741         server = pop3_state->ac_prefs->recv_server;
 742 #if USE_SSL
 743         port = pop3_state->ac_prefs->set_popport ?
 744                 pop3_state->ac_prefs->popport :
 745                 pop3_state->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
 746 #else
 747         port = pop3_state->ac_prefs->set_popport ?
 748                 pop3_state->ac_prefs->popport : 110;
 749 #endif
 750
 751         buf = g_strdup_printf(_("Connecting to POP3 server: %s ..."), server);
 752         log_message("%s\n", buf);
 753         progress_dialog_set_label(inc_dialog->dialog, buf);
 754         g_free(buf);
 755         GTK_EVENTS_FLUSH();
 756         statusbar_pop_all();
 757
 758         if ((sockinfo = sock_connect(server, port)) == NULL) {
 759                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 760                             server, port);
 761                 if(!prefs_common.no_recv_err_panel) {
 762                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 763                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
 764                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 765                         }
 766                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 767                                          server, port);
 768                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 769                 }
 770                 pop3_automaton_terminate(NULL, atm);
 771                 automaton_destroy(atm);
 772                 session->inc_state = INC_CONNECT_ERROR;
 773                 return INC_CONNECT_ERROR;
 774         }
 775
 776 #if USE_SSL
 777         if (pop3_state->ac_prefs->ssl_pop == SSL_TUNNEL &&
 778             !ssl_init_socket(sockinfo)) {
 779                 pop3_automaton_terminate(sockinfo, atm);
 780                 automaton_destroy(atm);
 781                 session->inc_state = INC_CONNECT_ERROR;
 782                 return INC_CONNECT_ERROR;
 783         }
 784 #endif
 785
 786         /* :WK: Hmmm, with the later sock_gdk_input, we have 2 references
 787          * to the sock structure - implement a reference counter?? */
 788         pop3_state->sockinfo = sockinfo;
 789         atm->help_sock = sockinfo;
 790
 791         log_verbosity_set(TRUE);
 792         /* oha: this messes up inc_progress update:
 793            disabling this would avoid the label "Retrieve Header"
 794            being overwritten by "Retrieve Message"
 795            Setting inc_pop3_recv_func is not necessary
 796            since atm already handles the progress dialog ui
 797            just fine.
 798         */
 799         recv_set_ui_func(inc_pop3_recv_func, session);
 800
 801         atm->tag = sock_gdk_input_add(sockinfo,
 802                                       atm->state[atm->num].condition,
 803                                       automaton_input_cb, atm);
 804
 805         while (!atm->terminated && !atm->cancelled)
 806                 gtk_main_iteration();
 807
 808         if (!atm->terminated)
 809                 pop3_automaton_terminate(sockinfo, atm);
 810
 811         log_verbosity_set(FALSE);
 812         /* oha: see above */
 813         recv_set_ui_func(NULL, NULL);
 814
 815         automaton_destroy(atm);
 816
 817         if (session->inc_state != INC_SUCCESS)
 818                 return session->inc_state;
 819
 820         switch (pop3_state->error_val) {
 821         case PS_SUCCESS:
 822                 session->inc_state = INC_SUCCESS;
 823                 break;
 824         case PS_AUTHFAIL:
 825                 session->inc_state = INC_AUTH_FAILED;
 826                 break;
 827         case PS_IOERR:
 828                 session->inc_state = INC_IO_ERROR;
 829                 break;
 830         case PS_SOCKET:
 831                 session->inc_state = INC_SOCKET_ERROR;
 832                 break;
 833         case PS_LOCKBUSY:
 834                 session->inc_state = INC_LOCKED;
 835                 break;
 836         default:
 837                 session->inc_state = INC_ERROR;
 838                 break;
 839         }
 840
 841         return session->inc_state;
 842 }
 843
 844 static gint pop3_automaton_terminate(SockInfo *source, Automaton *atm)
 845 {
 846         if (atm->terminated) return 0;
 847
 848         if (atm->tag > 0) {
 849                 gdk_input_remove(atm->tag);
 850                 atm->tag = 0;
 851         }
 852         if (atm->timeout_tag > 0) {
 853                 gtk_timeout_remove(atm->timeout_tag);
 854                 atm->timeout_tag = 0;
 855         }
 856         if (source)
 857                 sock_close(source);
 858
 859         atm->terminated = TRUE;
 860
 861         return 0;
 862 }
 863
 864 static gboolean inc_pop3_recv_func(SockInfo *sock, gint count, gint read_bytes,
 865                                    gpointer data)
 866 {
 867         gchar buf[MSGBUFSIZE];
 868         IncSession *session = (IncSession *)data;
 869         Pop3State *state = session->pop3_state;
 870         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 871         ProgressDialog *dialog = inc_dialog->dialog;
 872         gint cur_total;
 873         gchar *total_size;
 874
 875         cur_total = state->cur_total_bytes + read_bytes;
 876         if (cur_total > state->total_bytes)
 877                 cur_total = state->total_bytes;
 878
 879         Xstrdup_a(total_size, to_human_readable(state->total_bytes),
 880                   return FALSE);
 881         g_snprintf(buf, sizeof(buf),
 882                    _("Retrieving message (%d / %d) (%s / %s)"),
 883                    state->cur_msg, state->count,
 884                    to_human_readable(cur_total), total_size);
 885         progress_dialog_set_label(dialog, buf);
 886
 887         progress_dialog_set_percentage
 888                 (dialog, (gfloat)cur_total / (gfloat)state->total_bytes);
 889         if (inc_dialog->mainwin)
 890                 gtk_progress_bar_update
 891                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 892                          (gfloat)cur_total / (gfloat)state->total_bytes);
 893         GTK_EVENTS_FLUSH();
 894
 895         if (session->inc_state == INC_CANCEL)
 896                 return FALSE;
 897         else
 898                 return TRUE;
 899 }
 900
 901 void inc_progress_update(Pop3State *state, Pop3Phase phase)
 902 {
 903         gchar buf[MSGBUFSIZE];
 904         IncSession *session = (IncSession *)state->data;
 905         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 906         ProgressDialog *dialog = inc_dialog->dialog;
 907         gchar *total_size;
 908
 909         switch (phase) {
 910         case POP3_GREETING_RECV:
 911                 break;
 912         case POP3_GETAUTH_USER_SEND:
 913         case POP3_GETAUTH_PASS_SEND:
 914         case POP3_GETAUTH_APOP_SEND:
 915                 progress_dialog_set_label(dialog, _("Authenticating..."));
 916                 break;
 917         case POP3_GETRANGE_STAT_SEND:
 918                 progress_dialog_set_label
 919                         (dialog, _("Getting the number of new messages (STAT)..."));
 920                 break;
 921         case POP3_GETRANGE_LAST_SEND:
 922                 progress_dialog_set_label
 923                         (dialog, _("Getting the number of new messages (LAST)..."));
 924                 break;
 925         case POP3_GETRANGE_UIDL_SEND:
 926                 progress_dialog_set_label
 927                         (dialog, _("Getting the number of new messages (UIDL)..."));
 928                 break;
 929         case POP3_GETSIZE_LIST_SEND:
 930                 progress_dialog_set_label
 931                         (dialog, _("Getting the size of messages (LIST)..."));
 932                 break;
 933         case POP3_TOP_SEND:
 934                 g_snprintf(buf, sizeof(buf),
 935                            _("Retrieving header (%d / %d)"),
 936                            state->cur_msg, state->count);
 937                 progress_dialog_set_label (dialog, buf);
 938                 progress_dialog_set_percentage
 939                         (dialog,
 940                          (gfloat)(state->cur_msg) /
 941                          (gfloat)(state->count));
 942                 if (inc_dialog->mainwin)
 943                         gtk_progress_bar_update
 944                                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 945                                  (gfloat)(state->cur_msg) /
 946                                  (gfloat)(state->count));
 947                 break;
 948         case POP3_RETR_SEND:
 949                 Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
 950                 g_snprintf(buf, sizeof(buf),
 951                            _("Retrieving message (%d / %d) (%s / %s)"),
 952                            state->cur_msg, state->count,
 953                            to_human_readable(state->cur_total_bytes),
 954                            total_size);
 955                 progress_dialog_set_label(dialog, buf);
 956                 progress_dialog_set_percentage
 957                         (dialog,
 958                          (gfloat)(state->cur_total_bytes) /
 959                          (gfloat)(state->total_bytes));
 960                 if (inc_dialog->mainwin)
 961                         gtk_progress_bar_update
 962                                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 963                                  (gfloat)(state->cur_total_bytes) /
 964                                  (gfloat)(state->total_bytes));
 965                 break;
 966         case POP3_DELETE_SEND:
 967                 if (state->msg[state->cur_msg].recv_time < state->current_time) {
 968                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
 969                                    state->cur_msg);
 970                         progress_dialog_set_label(dialog, buf);
 971                 }
 972                 break;
 973         case POP3_LOGOUT_SEND:
 974                 progress_dialog_set_label(dialog, _("Quitting"));
 975                 break;
 976         default:
 977                 break;
 978         }
 979 }
 980
 981 gint inc_drop_message(const gchar *file, Pop3State *state)
 982 {
 983         FolderItem *inbox;
 984         FolderItem *dropfolder;
 985         gint msgnum;
 986
 987         /* CLAWS: get default inbox (perhaps per account) */
 988         if (state->ac_prefs->inbox) {
 989                 /* CLAWS: get destination folder / mailbox */
 990                 inbox = folder_find_item_from_identifier
 991                         (state->ac_prefs->inbox);
 992                 if (!inbox)
 993                         inbox = folder_get_default_inbox();
 994         } else
 995                 inbox = folder_get_default_inbox();
 996         if (!inbox) {
 997                 unlink(file);
 998                 return -1;
 999         }
1000
1001         /* CLAWS: claws uses a global .processing folder for the filtering. */
1002         dropfolder = folder_get_default_processing();
1003
1004         /* add msg file to drop folder */
1005         if ((msgnum = folder_item_add_msg(dropfolder, file, TRUE)) < 0) {
1006                 unlink(file);
1007                 return -1;
1008         }
1009
1010         return 0;
1011 }
1012
1013 static void inc_put_error(IncState istate)
1014 {
1015         switch (istate) {
1016         case INC_ERROR:
1017                 if (!prefs_common.no_recv_err_panel)
1018                         alertpanel_error
1019                                 (_("Error occurred while processing mail."));
1020                 break;
1021         case INC_NO_SPACE:
1022                 alertpanel_error(_("No disk space left."));
1023                 break;
1024         case INC_IO_ERROR:
1025                 alertpanel_error(_("Can't write file."));
1026                 break;
1027         case INC_SOCKET_ERROR:
1028                 alertpanel_error(_("Socket error."));
1029                 break;
1030         case INC_LOCKED:
1031                 if (!prefs_common.no_recv_err_panel)
1032                         alertpanel_error(_("Mailbox is locked."));
1033                 break;
1034         default:
1035                 break;
1036         }
1037 }
1038
1039 static void inc_cancel(IncProgressDialog *dialog)
1040 {
1041         IncSession *session;
1042         SockInfo *sockinfo;
1043
1044         g_return_if_fail(dialog != NULL);
1045
1046         if (dialog->queue_list == NULL) {
1047                 inc_progress_dialog_destroy(dialog);
1048                 return;
1049         }
1050
1051         session = dialog->queue_list->data;
1052         sockinfo = session->pop3_state->sockinfo;
1053
1054         if (!sockinfo || session->atm->terminated == TRUE) return;
1055
1056         session->pop3_state->cancelled = TRUE;
1057         session->inc_state = INC_CANCEL;
1058         session->atm->cancelled = TRUE;
1059
1060         log_message(_("Incorporation cancelled\n"));
1061 }
1062
1063 gboolean inc_is_active(void)
1064 {
1065         return (inc_dialog_list != NULL);
1066 }
1067
1068 void inc_cancel_all(void)
1069 {
1070         GList *cur;
1071
1072         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1073                 inc_cancel((IncProgressDialog *)cur->data);
1074 }
1075
1076 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1077 {
1078         inc_cancel((IncProgressDialog *)data);
1079 }
1080
1081 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1082                                  gpointer data)
1083 {
1084         IncProgressDialog *dialog = (IncProgressDialog *)data;
1085
1086         if (dialog->queue_list == NULL)
1087                 inc_progress_dialog_destroy(dialog);
1088
1089         return TRUE;
1090 }
1091
1092 static gint inc_spool(void)
1093 {
1094         gchar *mbox, *logname;
1095         gint msgs;
1096
1097         logname = g_get_user_name();
1098         mbox = g_strconcat(prefs_common.spool_path
1099                            ? prefs_common.spool_path : DEFAULT_SPOOL_PATH,
1100                            G_DIR_SEPARATOR_S, logname, NULL);
1101         msgs = get_spool(folder_get_default_inbox(), mbox);
1102         g_free(mbox);
1103
1104         return msgs;
1105 }
1106
1107 static void inc_spool_account(PrefsAccount *account)
1108 {
1109         FolderItem *inbox;
1110
1111         if (account->inbox) {
1112                 inbox = folder_find_item_from_path(account->inbox);
1113                 if (!inbox)
1114                         inbox = folder_get_default_inbox();
1115         } else
1116                 inbox = folder_get_default_inbox();
1117
1118         get_spool(inbox, account->local_mbox);
1119 }
1120
1121 static void inc_all_spool(void)
1122 {
1123         GList *list = NULL;
1124
1125         list = account_get_list();
1126         if (!list) return;
1127
1128         for (; list != NULL; list = list->next) {
1129                 PrefsAccount *account = list->data;
1130
1131                 if ((account->protocol == A_LOCAL) &&
1132                     (account->recv_at_getall))
1133                         inc_spool_account(account);
1134         }
1135 }
1136
1137 static gint get_spool(FolderItem *dest, const gchar *mbox)
1138 {
1139         gint msgs, size;
1140         gint lockfd;
1141         gchar tmp_mbox[MAXPATHLEN + 1];
1142
1143         g_return_val_if_fail(dest != NULL, -1);
1144         g_return_val_if_fail(mbox != NULL, -1);
1145
1146         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1147                 debug_print("no messages in local mailbox.\n");
1148                 return 0;
1149         } else if (size < 0)
1150                 return -1;
1151
1152         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1153                 return -1;
1154
1155         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1156                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1157
1158         if (copy_mbox(mbox, tmp_mbox) < 0) {
1159                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1160                 return -1;
1161         }
1162
1163         debug_print("Getting new messages from %s into %s...\n",
1164                     mbox, dest->path);
1165
1166         msgs = proc_mbox(dest, tmp_mbox);
1167
1168         unlink(tmp_mbox);
1169         if (msgs >= 0) empty_mbox(mbox);
1170         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1171
1172         if (!prefs_common.scan_all_after_inc) {
1173                 folder_update_items_when_required
1174                         (!prefs_common.open_inbox_on_inc);
1175         } else if (!prefs_common.scan_all_after_inc) {
1176                 folder_update_item(dest, TRUE);
1177         }
1178
1179         return msgs;
1180 }
1181
1182 void inc_lock(void)
1183 {
1184         inc_lock_count++;
1185 }
1186
1187 void inc_unlock(void)
1188 {
1189         if (inc_lock_count > 0)
1190                 inc_lock_count--;
1191 }
1192
1193 static guint autocheck_timer = 0;
1194 static gpointer autocheck_data = NULL;
1195
1196 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1197 {
1198
1199         gchar *buf;
1200
1201         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1202             *prefs_common.newmail_notify_cmd))
1203                      return;
1204         if ((buf = strchr(prefs_common.newmail_notify_cmd, '%')) &&
1205                 buf[1] == 'd' && !strchr(&buf[1], '%'))
1206                 buf = g_strdup_printf(prefs_common.newmail_notify_cmd,
1207                                       new_msgs);
1208         else
1209                 buf = g_strdup(prefs_common.newmail_notify_cmd);
1210
1211         execute_command_line(buf, TRUE);
1212
1213         g_free(buf);
1214 }
1215
1216 void inc_autocheck_timer_init(MainWindow *mainwin)
1217 {
1218         autocheck_data = mainwin;
1219         inc_autocheck_timer_set();
1220 }
1221
1222 static void inc_autocheck_timer_set_interval(guint interval)
1223 {
1224         inc_autocheck_timer_remove();
1225         /* last test is to avoid re-enabling auto_check after modifying
1226            the common preferences */
1227         if (prefs_common.autochk_newmail && autocheck_data
1228             && prefs_common.work_offline == FALSE) {
1229                 autocheck_timer = gtk_timeout_add
1230                         (interval, inc_autocheck_func, autocheck_data);
1231                 debug_print("added timer = %d\n", autocheck_timer);
1232         }
1233 }
1234
1235 void inc_autocheck_timer_set(void)
1236 {
1237         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1238 }
1239
1240 void inc_autocheck_timer_remove(void)
1241 {
1242         if (autocheck_timer) {
1243                 debug_print("removed timer = %d\n", autocheck_timer);
1244                 gtk_timeout_remove(autocheck_timer);
1245                 autocheck_timer = 0;
1246         }
1247 }
1248
1249 static gint inc_autocheck_func(gpointer data)
1250 {
1251         MainWindow *mainwin = (MainWindow *)data;
1252
1253         if (inc_lock_count) {
1254                 debug_print("autocheck is locked.\n");
1255                 inc_autocheck_timer_set_interval(1000);
1256                 return FALSE;
1257         }
1258
1259         inc_all_account_mail(mainwin, prefs_common.newmail_notify_auto);
1260
1261         return FALSE;
1262 }