src/inc.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 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 "folder.h"
  65 #include "filtering.h"
  66 #include "log.h"
  67 #include "hooks.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
  88                                         (gboolean                autocheck);
  89 static void inc_progress_dialog_set_list(IncProgressDialog      *inc_dialog);
  90 static void inc_progress_dialog_destroy (IncProgressDialog      *inc_dialog);
  91
  92 static IncSession *inc_session_new      (PrefsAccount           *account);
  93 static void inc_session_destroy         (IncSession             *session);
  94 static gint inc_start                   (IncProgressDialog      *inc_dialog);
  95 static IncState inc_pop3_session_do     (IncSession             *session);
  96
  97 static void inc_progress_dialog_set_label
  98                                         (IncProgressDialog      *inc_dialog,
  99                                          IncSession             *inc_session);
 100
 101 static gint inc_recv_data_progressive   (Session        *session,
 102                                          guint           cur_len,
 103                                          guint           total_len,
 104                                          gpointer        data);
 105 static gint inc_recv_data_finished      (Session        *session,
 106                                          guint           len,
 107                                          gpointer        data);
 108 static gint inc_recv_message            (Session        *session,
 109                                          const gchar    *msg,
 110                                          gpointer        data);
 111
 112 static void inc_put_error               (IncState        istate,
 113                                          const gchar    *msg);
 114
 115 static void inc_cancel_cb               (GtkWidget      *widget,
 116                                          gpointer        data);
 117 static gint inc_dialog_delete_cb        (GtkWidget      *widget,
 118                                          GdkEventAny    *event,
 119                                          gpointer        data);
 120
 121 static gint get_spool                   (FolderItem     *dest,
 122                                          const gchar    *mbox);
 123
 124 static gint inc_spool_account(PrefsAccount *account);
 125 static gint inc_all_spool(void);
 126 static void inc_autocheck_timer_set_interval    (guint           interval);
 127 static gint inc_autocheck_func                  (gpointer        data);
 128
 129 static void inc_notify_cmd              (gint new_msgs,
 130                                          gboolean notify);
 131
 132 /**
 133  * inc_finished:
 134  * @mainwin: Main window.
 135  * @new_messages: TRUE if some messages have been received.
 136  *
 137  * Update the folder view and the summary view after receiving
 138  * messages.  If @new_messages is FALSE, this function avoids unneeded
 139  * updating.
 140  **/
 141 static void inc_finished(MainWindow *mainwin, gboolean new_messages)
 142 {
 143         FolderItem *item;
 144
 145         if (prefs_common.scan_all_after_inc)
 146                 folderview_check_new(NULL);
 147
 148         if (!new_messages && !prefs_common.scan_all_after_inc) return;
 149
 150         if (prefs_common.open_inbox_on_inc) {
 151                 item = cur_account && cur_account->inbox
 152                         ? folder_find_item_from_identifier(cur_account->inbox)
 153                         : folder_get_default_inbox();
 154                 folderview_unselect(mainwin->folderview);
 155                 folderview_select(mainwin->folderview, item);
 156         }
 157 }
 158
 159 void inc_mail(MainWindow *mainwin, gboolean notify)
 160 {
 161         gint new_msgs = 0;
 162         gint account_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         } else {
 184                 account_new_msgs = inc_account_mail(cur_account, mainwin);
 185                 if (account_new_msgs > 0)
 186                         new_msgs += account_new_msgs;
 187         }
 188
 189         inc_finished(mainwin, new_msgs > 0);
 190         main_window_unlock(mainwin);
 191         inc_notify_cmd(new_msgs, notify);
 192         inc_autocheck_timer_set();
 193         inc_unlock();
 194 }
 195
 196 void inc_pop_before_smtp(PrefsAccount *acc)
 197 {
 198         /* FIXME: assumes to attach to first main window */
 199         inc_account_mail(acc, mainwindow_get_mainwindow());
 200 }
 201
 202 static gint inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
 203 {
 204         IncProgressDialog *inc_dialog;
 205         IncSession *session;
 206         FolderItem *item = NULL;
 207
 208         if(mainwin && mainwin->summaryview)
 209                 item = mainwin->summaryview->folder_item;
 210
 211         switch (account->protocol) {
 212         case A_IMAP4:
 213         case A_NNTP:
 214                 /* Melvin: bug [14]
 215                  * FIXME: it should return foldeview_check_new() value.
 216                  * TODO: do it when bug [19] is fixed (IMAP folder sets
 217                  * an incorrect new message count)
 218                  */
 219                 folderview_check_new(FOLDER(account->folder));
 220                 return 0;
 221         case A_POP3:
 222         case A_APOP:
 223                 session = inc_session_new(account);
 224                 if (!session) return 0;
 225
 226                 inc_dialog = inc_progress_dialog_create(FALSE);
 227                 inc_dialog->queue_list = g_list_append(inc_dialog->queue_list,
 228                                                        session);
 229                 inc_dialog->mainwin = mainwin;
 230                 inc_progress_dialog_set_list(inc_dialog);
 231
 232                 if (mainwin) {
 233                         toolbar_main_set_sensitive(mainwin);
 234                         main_window_set_menu_sensitive(mainwin);
 235                 }
 236
 237                 return inc_start(inc_dialog);
 238
 239         case A_LOCAL:
 240                 return inc_spool_account(account);
 241
 242         default:
 243                 break;
 244         }
 245         return 0;
 246 }
 247
 248 void inc_all_account_mail(MainWindow *mainwin, gboolean autocheck,
 249                           gboolean notify)
 250 {
 251         GList *list, *queue_list = NULL;
 252         IncProgressDialog *inc_dialog;
 253         gint new_msgs = 0;
 254         gint account_new_msgs = 0;
 255
 256         if (prefs_common.work_offline)
 257                 if (alertpanel(_("Offline warning"),
 258                                _("You're working offline. Override?"),
 259                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 260                 return;
 261
 262         if (inc_lock_count) return;
 263
 264         inc_autocheck_timer_remove();
 265         main_window_lock(mainwin);
 266
 267         list = account_get_list();
 268         if (!list) {
 269                 inc_finished(mainwin, new_msgs > 0);
 270                 main_window_unlock(mainwin);
 271                 inc_notify_cmd(new_msgs, notify);
 272                 inc_autocheck_timer_set();
 273                 return;
 274         }
 275
 276         /* check local folders */
 277         account_new_msgs = inc_all_spool();
 278         if (account_new_msgs > 0)
 279                 new_msgs += account_new_msgs;
 280
 281         /* check IMAP4 folders */
 282         for (; list != NULL; list = list->next) {
 283                 PrefsAccount *account = list->data;
 284                 if ((account->protocol == A_IMAP4 ||
 285                      account->protocol == A_NNTP) && account->recv_at_getall) {
 286                         new_msgs += folderview_check_new(FOLDER(account->folder));
 287                 }
 288         }
 289
 290         /* check POP3 accounts */
 291         for (list = account_get_list(); list != NULL; list = list->next) {
 292                 IncSession *session;
 293                 PrefsAccount *account = list->data;
 294
 295                 if (account->recv_at_getall) {
 296                         session = inc_session_new(account);
 297                         if (session)
 298                                 queue_list = g_list_append(queue_list, session);
 299                 }
 300         }
 301
 302         if (!queue_list) {
 303                 inc_finished(mainwin, new_msgs > 0);
 304                 main_window_unlock(mainwin);
 305                 inc_notify_cmd(new_msgs, notify);
 306                 inc_autocheck_timer_set();
 307                 return;
 308         }
 309
 310         inc_dialog = inc_progress_dialog_create(autocheck);
 311         inc_dialog->queue_list = queue_list;
 312         inc_dialog->mainwin = mainwin;
 313         inc_progress_dialog_set_list(inc_dialog);
 314
 315         toolbar_main_set_sensitive(mainwin);
 316         main_window_set_menu_sensitive(mainwin);
 317
 318         new_msgs += inc_start(inc_dialog);
 319         inc_finished(mainwin, new_msgs > 0);
 320         main_window_unlock(mainwin);
 321         inc_notify_cmd(new_msgs, notify);
 322         inc_autocheck_timer_set();
 323 }
 324
 325 static IncProgressDialog *inc_progress_dialog_create(gboolean autocheck)
 326 {
 327         IncProgressDialog *dialog;
 328         ProgressDialog *progress;
 329
 330         dialog = g_new0(IncProgressDialog, 1);
 331
 332         progress = progress_dialog_create();
 333         gtk_window_set_title(GTK_WINDOW(progress->window),
 334                              _("Retrieving new messages"));
 335         gtk_signal_connect(GTK_OBJECT(progress->cancel_btn), "clicked",
 336                            GTK_SIGNAL_FUNC(inc_cancel_cb), dialog);
 337         gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
 338                            GTK_SIGNAL_FUNC(inc_dialog_delete_cb), dialog);
 339         /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
 340
 341         progress_dialog_set_value(progress, 0.0);
 342
 343         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_COMPLETE,
 344                          &okxpm, &okxpmmask);
 345         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_CONTINUE,
 346                          &currentxpm, &currentxpmmask);
 347         stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_ERROR,
 348                          &errorxpm, &errorxpmmask);
 349
 350         if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
 351             (prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL &&
 352              !autocheck)) {
 353                 dialog->show_dialog = TRUE;
 354                 gtk_widget_show_now(progress->window);
 355         }
 356
 357         dialog->dialog = progress;
 358         dialog->queue_list = NULL;
 359         dialog->cur_row = 0;
 360
 361         inc_dialog_list = g_list_append(inc_dialog_list, dialog);
 362
 363         return dialog;
 364 }
 365
 366 static void inc_progress_dialog_set_list(IncProgressDialog *inc_dialog)
 367 {
 368         GList *list;
 369
 370         for (list = inc_dialog->queue_list; list != NULL; list = list->next) {
 371                 IncSession *session = list->data;
 372                 Pop3Session *pop3_session = POP3_SESSION(session->session);
 373                 gchar *text[3];
 374
 375                 session->data = inc_dialog;
 376
 377                 text[0] = NULL;
 378                 text[1] = pop3_session->ac_prefs->account_name;
 379                 text[2] = _("Standby");
 380                 gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 381         }
 382 }
 383
 384 static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 385 {
 386         progress_dialog_set_value(inc_dialog->dialog, 0.0);
 387         progress_dialog_set_label(inc_dialog->dialog, "");
 388         if (inc_dialog->mainwin)
 389                 gtk_progress_set_show_text
 390                         (GTK_PROGRESS(inc_dialog->mainwin->progressbar), FALSE);
 391         gtk_progress_bar_update
 392                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 393 }
 394
 395 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 396 {
 397         g_return_if_fail(inc_dialog != NULL);
 398
 399         inc_dialog_list = g_list_remove(inc_dialog_list, inc_dialog);
 400
 401         if (inc_dialog->mainwin)
 402                 gtk_progress_set_show_text
 403                         (GTK_PROGRESS(inc_dialog->mainwin->progressbar), FALSE);
 404         gtk_progress_bar_update
 405                 (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 406
 407         progress_dialog_destroy(inc_dialog->dialog);
 408
 409         g_free(inc_dialog);
 410 }
 411
 412 static IncSession *inc_session_new(PrefsAccount *account)
 413 {
 414         IncSession *session;
 415
 416         g_return_val_if_fail(account != NULL, NULL);
 417
 418         if (account->protocol != A_POP3 && account->protocol != A_APOP)
 419                 return NULL;
 420         if (!account->recv_server || !account->userid)
 421                 return NULL;
 422
 423         session = g_new0(IncSession, 1);
 424         session->session = pop3_session_new(account);
 425         session->session->data = session;
 426
 427         return session;
 428 }
 429
 430 static void inc_session_destroy(IncSession *session)
 431 {
 432         g_return_if_fail(session != NULL);
 433
 434         session_destroy(session->session);
 435         g_free(session);
 436 }
 437
 438 static gint inc_start(IncProgressDialog *inc_dialog)
 439 {
 440         IncSession *session;
 441         GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
 442         GList *qlist;
 443         Pop3Session *pop3_session;
 444         IncState inc_state;
 445         gint error_num = 0;
 446         gint new_msgs = 0;
 447         gchar *msg;
 448         gchar *fin_msg;
 449         FolderItem *processing, *inbox;
 450         MsgInfo *msginfo;
 451         GSList *msglist, *msglist_element;
 452
 453         qlist = inc_dialog->queue_list;
 454         while (qlist != NULL) {
 455                 GList *next = qlist->next;
 456
 457                 session = qlist->data;
 458                 pop3_session = POP3_SESSION(session->session);
 459                 pop3_session->user = g_strdup(pop3_session->ac_prefs->userid);
 460                 if (pop3_session->ac_prefs->passwd)
 461                         pop3_session->pass =
 462                                 g_strdup(pop3_session->ac_prefs->passwd);
 463                 else if (pop3_session->ac_prefs->tmp_pass)
 464                         pop3_session->pass =
 465                                 g_strdup(pop3_session->ac_prefs->tmp_pass);
 466                 else {
 467                         gchar *pass;
 468
 469                         if (inc_dialog->show_dialog)
 470                                 manage_window_focus_in
 471                                         (inc_dialog->dialog->window,
 472                                          NULL, NULL);
 473
 474                         pass = input_dialog_query_password
 475                                 (pop3_session->ac_prefs->recv_server,
 476                                  pop3_session->user);
 477
 478                         if (inc_dialog->show_dialog)
 479                                 manage_window_focus_out
 480                                         (inc_dialog->dialog->window,
 481                                          NULL, NULL);
 482
 483                         if (pass) {
 484                                 pop3_session->ac_prefs->tmp_pass =
 485                                         g_strdup(pass);
 486                                 pop3_session->pass = pass;
 487                         }
 488                 }
 489
 490                 qlist = next;
 491         }
 492
 493 #define SET_PIXMAP_AND_TEXT(xpm, xpmmask, str)                             \
 494 {                                                                          \
 495         gtk_clist_set_pixmap(clist, inc_dialog->cur_row, 0, xpm, xpmmask); \
 496         gtk_clist_set_text(clist, inc_dialog->cur_row, 2, str);            \
 497 }
 498
 499         for (; inc_dialog->queue_list != NULL; inc_dialog->cur_row++) {
 500                 session = inc_dialog->queue_list->data;
 501                 pop3_session = POP3_SESSION(session->session);
 502
 503                 if (pop3_session->pass == NULL) {
 504                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, _("Cancelled"));
 505                         inc_session_destroy(session);
 506                         inc_dialog->queue_list =
 507                                 g_list_remove(inc_dialog->queue_list, session);
 508                         continue;
 509                 }
 510
 511                 inc_progress_dialog_clear(inc_dialog);
 512                 gtk_clist_moveto(clist, inc_dialog->cur_row, -1, 1.0, 0.0);
 513
 514                 SET_PIXMAP_AND_TEXT(currentxpm, currentxpmmask,
 515                                     _("Retrieving"));
 516
 517                 session_set_recv_message_notify(session->session,
 518                                                 inc_recv_message, session);
 519                 session_set_recv_data_progressive_notify
 520                         (session->session, inc_recv_data_progressive, session);
 521                 session_set_recv_data_notify(session->session,
 522                                              inc_recv_data_finished, session);
 523
 524                 /* begin POP3 session */
 525                 inc_state = inc_pop3_session_do(session);
 526
 527                 switch (inc_state) {
 528                 case INC_SUCCESS:
 529                         if (pop3_session->cur_total_num > 0)
 530                                 msg = g_strdup_printf
 531                                         (_("Done (%d message(s) (%s) received)"),
 532                                          pop3_session->cur_total_num,
 533                                          to_human_readable(pop3_session->cur_total_recv_bytes));
 534                         else
 535                                 msg = g_strdup_printf(_("Done (no new messages)"));
 536                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, msg);
 537                         g_free(msg);
 538                         break;
 539                 case INC_CONNECT_ERROR:
 540                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
 541                                             _("Connection failed"));
 542                         break;
 543                 case INC_AUTH_FAILED:
 544                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
 545                                             _("Auth failed"));
 546                         break;
 547                 case INC_LOCKED:
 548                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask,
 549                                             _("Locked"));
 550                         break;
 551                 case INC_ERROR:
 552                 case INC_NO_SPACE:
 553                 case INC_IO_ERROR:
 554                 case INC_SOCKET_ERROR:
 555                 case INC_EOF:
 556                         SET_PIXMAP_AND_TEXT(errorxpm, errorxpmmask, _("Error"));
 557                         break;
 558                 case INC_CANCEL:
 559                         SET_PIXMAP_AND_TEXT(okxpm, okxpmmask, _("Cancelled"));
 560                         break;
 561                 default:
 562                         break;
 563                 }
 564
 565                 if (pop3_session->error_val == PS_AUTHFAIL) {
 566                         if(!prefs_common.no_recv_err_panel) {
 567                                 if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 568                                     ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
 569                                         manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 570                                 }
 571                                 alertpanel_error
 572                                         (_("Authorization for %s on %s failed"),
 573                                          pop3_session->user,
 574                                          pop3_session->ac_prefs->recv_server);
 575                         }
 576                 }
 577
 578                 /* CLAWS: perform filtering actions on dropped message */
 579                 /* CLAWS: get default inbox (perhaps per account) */
 580                 if (pop3_session->ac_prefs->inbox) {
 581                         /* CLAWS: get destination folder / mailbox */
 582                         inbox = folder_find_item_from_identifier(pop3_session->ac_prefs->inbox);
 583                         if (!inbox)
 584                                 inbox = folder_get_default_inbox();
 585                 } else
 586                         inbox = folder_get_default_inbox();
 587
 588                 /* get list of messages in processing */
 589                 processing = folder_get_default_processing();
 590                 folder_item_scan(processing);
 591                 msglist = folder_item_get_msg_list(processing);
 592
 593                 folder_item_update_freeze();
 594
 595                 /* process messages */
 596                 for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
 597                         msginfo = (MsgInfo *) msglist_element->data;
 598                         if (!pop3_session->ac_prefs->filter_on_recv || !procmsg_msginfo_filter(msginfo))
 599                                 folder_item_move_msg(inbox, msginfo);
 600                         procmsg_msginfo_free(msginfo);
 601                 }
 602                 g_slist_free(msglist);
 603
 604                 folder_item_update_thaw();
 605
 606                 statusbar_pop_all();
 607
 608                 new_msgs += pop3_session->cur_total_num;
 609
 610                 if (pop3_session->error_val == PS_AUTHFAIL &&
 611                     pop3_session->ac_prefs->tmp_pass) {
 612                         g_free(pop3_session->ac_prefs->tmp_pass);
 613                         pop3_session->ac_prefs->tmp_pass = NULL;
 614                 }
 615
 616                 pop3_write_uidl_list(pop3_session);
 617
 618                 if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
 619                         error_num++;
 620                         if (inc_dialog->show_dialog)
 621                                 manage_window_focus_in
 622                                         (inc_dialog->dialog->window,
 623                                          NULL, NULL);
 624                         inc_put_error(inc_state, pop3_session->error_msg);
 625                         if (inc_dialog->show_dialog)
 626                                 manage_window_focus_out
 627                                         (inc_dialog->dialog->window,
 628                                          NULL, NULL);
 629                         if (inc_state == INC_NO_SPACE ||
 630                             inc_state == INC_IO_ERROR)
 631                                 break;
 632                 }
 633
 634                 inc_session_destroy(session);
 635                 inc_dialog->queue_list =
 636                         g_list_remove(inc_dialog->queue_list, session);
 637         }
 638
 639 #undef SET_PIXMAP_AND_TEXT
 640
 641         if (new_msgs > 0)
 642                 fin_msg = g_strdup_printf(_("Finished (%d new message(s))"),
 643                                           new_msgs);
 644         else
 645                 fin_msg = g_strdup_printf(_("Finished (no new messages)"));
 646
 647         progress_dialog_set_label(inc_dialog->dialog, fin_msg);
 648
 649 #if 0
 650         if (error_num && !prefs_common.no_recv_err_panel) {
 651                 if (inc_dialog->show_dialog)
 652                         manage_window_focus_in(inc_dialog->dialog->window,
 653                                                NULL, NULL);
 654                 alertpanel_error_log(_("Some errors occurred while getting mail."));
 655                 if (inc_dialog->show_dialog)
 656                         manage_window_focus_out(inc_dialog->dialog->window,
 657                                                 NULL, NULL);
 658         }
 659 #endif
 660
 661         while (inc_dialog->queue_list != NULL) {
 662                 session = inc_dialog->queue_list->data;
 663                 inc_session_destroy(session);
 664                 inc_dialog->queue_list =
 665                         g_list_remove(inc_dialog->queue_list, session);
 666         }
 667
 668         if (prefs_common.close_recv_dialog)
 669                 inc_progress_dialog_destroy(inc_dialog);
 670         else {
 671                 gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window),
 672                                      fin_msg);
 673                 gtk_label_set_text(GTK_LABEL(GTK_BIN(inc_dialog->dialog->cancel_btn)->child),
 674                                    _("Close"));
 675         }
 676
 677         g_free(fin_msg);
 678
 679         return new_msgs;
 680 }
 681
 682 static IncState inc_pop3_session_do(IncSession *session)
 683 {
 684         Pop3Session *pop3_session = POP3_SESSION(session->session);
 685         IncProgressDialog *inc_dialog = (IncProgressDialog *)session->data;
 686         gchar *server;
 687         gushort port;
 688         gchar *buf;
 689
 690         debug_print("getting new messages of account %s...\n",
 691                     pop3_session->ac_prefs->account_name);
 692
 693         pop3_session->ac_prefs->last_pop_login_time = time(NULL);
 694
 695         buf = g_strdup_printf(_("%s: Retrieving new messages"),
 696                               pop3_session->ac_prefs->recv_server);
 697         gtk_window_set_title(GTK_WINDOW(inc_dialog->dialog->window), buf);
 698         g_free(buf);
 699
 700         server = pop3_session->ac_prefs->recv_server;
 701 #if USE_OPENSSL
 702         port = pop3_session->ac_prefs->set_popport ?
 703                 pop3_session->ac_prefs->popport :
 704                 pop3_session->ac_prefs->ssl_pop == SSL_TUNNEL ? 995 : 110;
 705         SESSION(pop3_session)->ssl_type = pop3_session->ac_prefs->ssl_pop;
 706         if (pop3_session->ac_prefs->ssl_pop != SSL_NONE)
 707                 SESSION(pop3_session)->nonblocking =
 708                         pop3_session->ac_prefs->use_nonblocking_ssl;
 709 #else
 710         port = pop3_session->ac_prefs->set_popport ?
 711                 pop3_session->ac_prefs->popport : 110;
 712 #endif
 713
 714         buf = g_strdup_printf(_("Connecting to POP3 server: %s..."), server);
 715         log_message("%s\n", buf);
 716
 717         progress_dialog_set_label(inc_dialog->dialog, buf);
 718         g_free(buf);
 719
 720         if (session_connect(SESSION(pop3_session), server, port) < 0) {
 721                 log_warning(_("Can't connect to POP3 server: %s:%d\n"),
 722                             server, port);
 723                 if(!prefs_common.no_recv_err_panel) {
 724                         if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
 725                             ((prefs_common.recv_dialog_mode == RECV_DIALOG_MANUAL) && focus_window)) {
 726                                 manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
 727                         }
 728                         alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
 729                                          server, port);
 730                         manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
 731                 }
 732                 session->inc_state = INC_CONNECT_ERROR;
 733                 statusbar_pop_all();
 734                 return INC_CONNECT_ERROR;
 735         }
 736
 737         while (session_is_connected(SESSION(pop3_session)) &&
 738                session->inc_state != INC_CANCEL)
 739                 gtk_main_iteration();
 740
 741         statusbar_pop_all();
 742
 743         if (session->inc_state == INC_SUCCESS) {
 744                 switch (pop3_session->error_val) {
 745                 case PS_SUCCESS:
 746                         if (SESSION(pop3_session)->state == SESSION_ERROR) {
 747                                 if (pop3_session->state == POP3_READY)
 748                                         session->inc_state = INC_CONNECT_ERROR;
 749                                 else
 750                                         session->inc_state = INC_ERROR;
 751                         } else if (SESSION(pop3_session)->state == SESSION_EOF)
 752                                 session->inc_state = INC_EOF;
 753                         else
 754                                 session->inc_state = INC_SUCCESS;
 755                         break;
 756                 case PS_AUTHFAIL:
 757                         session->inc_state = INC_AUTH_FAILED;
 758                         break;
 759                 case PS_IOERR:
 760                         session->inc_state = INC_IO_ERROR;
 761                         break;
 762                 case PS_SOCKET:
 763                         session->inc_state = INC_SOCKET_ERROR;
 764                         break;
 765                 case PS_LOCKBUSY:
 766                         session->inc_state = INC_LOCKED;
 767                         break;
 768                 default:
 769                         session->inc_state = INC_ERROR;
 770                         break;
 771                 }
 772         }
 773
 774         return session->inc_state;
 775 }
 776
 777 static void inc_progress_dialog_set_label(IncProgressDialog *inc_dialog,
 778                                           IncSession *inc_session)
 779 {
 780         gchar buf[MSGBUFSIZE];
 781         ProgressDialog *dialog = inc_dialog->dialog;
 782         Pop3Session *session;
 783
 784         g_return_if_fail(inc_session != NULL);
 785
 786         session = POP3_SESSION(inc_session->session);
 787
 788         switch (session->state) {
 789         case POP3_GREETING:
 790                 break;
 791         case POP3_GETAUTH_USER:
 792         case POP3_GETAUTH_PASS:
 793         case POP3_GETAUTH_APOP:
 794                 progress_dialog_set_label(dialog, _("Authenticating..."));
 795                 statusbar_print_all(_("Retrieving messages from %s..."),
 796                                     SESSION(session)->server);
 797                 break;
 798         case POP3_GETRANGE_STAT:
 799                 progress_dialog_set_label
 800                         (dialog, _("Getting the number of new messages (STAT)..."));
 801                 break;
 802         case POP3_GETRANGE_LAST:
 803                 progress_dialog_set_label
 804                         (dialog, _("Getting the number of new messages (LAST)..."));
 805                 break;
 806         case POP3_GETRANGE_UIDL:
 807                 progress_dialog_set_label
 808                         (dialog, _("Getting the number of new messages (UIDL)..."));
 809                 break;
 810         case POP3_GETSIZE_LIST:
 811                 progress_dialog_set_label
 812                         (dialog, _("Getting the size of messages (LIST)..."));
 813                 break;
 814         case POP3_RETR:
 815                 gtk_progress_set_show_text
 816                         (GTK_PROGRESS(inc_dialog->mainwin->progressbar), TRUE);
 817                 g_snprintf(buf, sizeof(buf), "%d / %d",
 818                            session->cur_msg, session->count);
 819                 gtk_progress_set_format_string
 820                         (GTK_PROGRESS(inc_dialog->mainwin->progressbar), buf);
 821                 inc_recv_data_progressive
 822                         (SESSION(session), 0,
 823                          session->msg[session->cur_msg].size,
 824                          inc_session);
 825                 break;
 826         case POP3_DELETE:
 827                 if (session->msg[session->cur_msg].recv_time <
 828                         session->current_time) {
 829                         g_snprintf(buf, sizeof(buf), _("Deleting message %d"),
 830                                    session->cur_msg);
 831                         progress_dialog_set_label(dialog, buf);
 832                 }
 833                 break;
 834         case POP3_LOGOUT:
 835                 progress_dialog_set_label(dialog, _("Quitting"));
 836                 break;
 837         default:
 838                 break;
 839         }
 840 }
 841
 842 static gint inc_recv_data_progressive(Session *session, guint cur_len,
 843                                       guint total_len, gpointer data)
 844 {
 845         gchar buf[MSGBUFSIZE];
 846         IncSession *inc_session = (IncSession *)data;
 847         Pop3Session *pop3_session = POP3_SESSION(session);
 848         IncProgressDialog *inc_dialog;
 849         ProgressDialog *dialog;
 850         gint cur_total;
 851         gchar *total_size;
 852
 853         g_return_val_if_fail(inc_session != NULL, -1);
 854
 855         if (pop3_session->state != POP3_RETR &&
 856             pop3_session->state != POP3_RETR_RECV &&
 857             pop3_session->state != POP3_DELETE &&
 858             pop3_session->state != POP3_LOGOUT) return 0;
 859
 860         if (!pop3_session->new_msg_exist) return 0;
 861
 862         inc_dialog = (IncProgressDialog *)inc_session->data;
 863         dialog = inc_dialog->dialog;
 864
 865         cur_total = pop3_session->cur_total_bytes + cur_len;
 866         if (cur_total > pop3_session->total_bytes)
 867                 cur_total = pop3_session->total_bytes;
 868
 869         Xstrdup_a(total_size, to_human_readable(pop3_session->total_bytes),
 870                   return FALSE);
 871         g_snprintf(buf, sizeof(buf),
 872                    _("Retrieving message (%d / %d) (%s / %s)"),
 873                    pop3_session->cur_msg, pop3_session->count,
 874                    to_human_readable(cur_total), total_size);
 875         progress_dialog_set_label(dialog, buf);
 876         progress_dialog_set_percentage
 877                 (dialog, (gfloat)cur_total / (gfloat)pop3_session->total_bytes);
 878         if (inc_dialog->mainwin)
 879                 gtk_progress_bar_update
 880                         (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
 881                          (gfloat)cur_total / (gfloat)pop3_session->total_bytes);
 882
 883         return 0;
 884 }
 885
 886 static gint inc_recv_data_finished(Session *session, guint len, gpointer data)
 887 {
 888         IncSession *inc_session = (IncSession *)data;
 889         Pop3Session *pop3_session = POP3_SESSION(session);
 890         IncProgressDialog *inc_dialog;
 891         gchar *msg;
 892
 893         g_return_val_if_fail(inc_session != NULL, -1);
 894
 895         inc_dialog = (IncProgressDialog *)inc_session->data;
 896         inc_recv_data_progressive(session, 0, len, inc_session);
 897         inc_progress_dialog_set_label(inc_dialog, inc_session);
 898
 899         if (pop3_session->cur_total_num == 0) return 0;
 900
 901         msg = g_strdup_printf(_("Retrieving (%d message(s) (%s) received)"),
 902                               pop3_session->cur_total_num,
 903                               to_human_readable
 904                                 (pop3_session->cur_total_recv_bytes));
 905         gtk_clist_set_text(GTK_CLIST(inc_dialog->dialog->clist),
 906                            inc_dialog->cur_row, 2, msg);
 907         g_free(msg);
 908
 909         return 0;
 910 }
 911
 912 static gint inc_recv_message(Session *session, const gchar *msg, gpointer data)
 913 {
 914         IncSession *inc_session = (IncSession *)data;
 915         IncProgressDialog *inc_dialog;
 916
 917         g_return_val_if_fail(inc_session != NULL, -1);
 918
 919         inc_dialog = (IncProgressDialog *)inc_session->data;
 920         inc_progress_dialog_set_label(inc_dialog, inc_session);
 921
 922         return 0;
 923 }
 924
 925 gint inc_drop_message(const gchar *file, Pop3Session *session)
 926 {
 927         FolderItem *inbox;
 928         FolderItem *dropfolder;
 929         gint msgnum;
 930
 931         if (session->ac_prefs->inbox) {
 932                 inbox = folder_find_item_from_identifier
 933                         (session->ac_prefs->inbox);
 934                 if (!inbox)
 935                         inbox = folder_get_default_inbox();
 936         } else
 937                 inbox = folder_get_default_inbox();
 938         if (!inbox) {
 939                 unlink(file);
 940                 return -1;
 941         }
 942
 943         /* CLAWS: claws uses a global .processing folder for the filtering. */
 944         dropfolder = folder_get_default_processing();
 945
 946         /* add msg file to drop folder */
 947         if ((msgnum = folder_item_add_msg(dropfolder, file, NULL, TRUE)) < 0) {
 948                 unlink(file);
 949                 return -1;
 950         }
 951
 952         return 0;
 953 }
 954
 955 static void inc_put_error(IncState istate, const gchar *msg)
 956 {
 957         gchar *log_msg = NULL;
 958         gchar *err_msg = NULL;
 959         gboolean fatal_error = FALSE;
 960
 961         switch (istate) {
 962         case INC_CONNECT_ERROR:
 963                 log_msg = _("Connection failed.");
 964                 if (prefs_common.no_recv_err_panel)
 965                         break;
 966                 err_msg = g_strdup(log_msg);
 967                 break;
 968         case INC_ERROR:
 969                 log_msg = _("Error occurred while processing mail.");
 970                 if (prefs_common.no_recv_err_panel)
 971                         break;
 972                 if (msg)
 973                         err_msg = g_strdup_printf
 974                                 (_("Error occurred while processing mail:\n%s"),
 975                                  msg);
 976                 else
 977                         err_msg = g_strdup(log_msg);
 978                 break;
 979         case INC_NO_SPACE:
 980                 log_msg = _("No disk space left.");
 981                 err_msg = g_strdup(log_msg);
 982                 fatal_error = TRUE;
 983                 break;
 984         case INC_IO_ERROR:
 985                 log_msg = _("Can't write file.");
 986                 err_msg = g_strdup(log_msg);
 987                 fatal_error = TRUE;
 988                 break;
 989         case INC_SOCKET_ERROR:
 990                 log_msg = _("Socket error.");
 991                 if (prefs_common.no_recv_err_panel)
 992                         break;
 993                 err_msg = g_strdup(log_msg);
 994                 break;
 995         case INC_EOF:
 996                 log_msg = _("Connection closed by the remote host.");
 997                 if (prefs_common.no_recv_err_panel)
 998                         break;
 999                 err_msg = g_strdup(log_msg);
1000                 break;
1001         case INC_LOCKED:
1002                 log_msg = _("Mailbox is locked.");
1003                 if (prefs_common.no_recv_err_panel)
1004                         break;
1005                 if (msg)
1006                         err_msg = g_strdup_printf(_("Mailbox is locked:\n%s"),
1007                                                   msg);
1008                 else
1009                         err_msg = g_strdup(log_msg);
1010                 break;
1011         case INC_AUTH_FAILED:
1012                 log_msg = _("Authentication failed.");
1013                 if (prefs_common.no_recv_err_panel)
1014                         break;
1015                 if (msg)
1016                         err_msg = g_strdup_printf
1017                                 (_("Authentication failed:\n%s"), msg);
1018                 else
1019                         err_msg = g_strdup(log_msg);
1020                 break;
1021         default:
1022                 break;
1023         }
1024
1025         if (log_msg) {
1026                 if (fatal_error)
1027                         log_error("%s\n", log_msg);
1028                 else
1029                         log_warning("%s\n", log_msg);
1030         }
1031         if (err_msg) {
1032                 alertpanel_error_log(err_msg);
1033                 g_free(err_msg);
1034         }
1035 }
1036
1037 static void inc_cancel(IncProgressDialog *dialog)
1038 {
1039         IncSession *session;
1040
1041         g_return_if_fail(dialog != NULL);
1042
1043         if (dialog->queue_list == NULL) {
1044                 inc_progress_dialog_destroy(dialog);
1045                 return;
1046         }
1047
1048         session = dialog->queue_list->data;
1049
1050         session->inc_state = INC_CANCEL;
1051
1052         log_message(_("Incorporation cancelled\n"));
1053 }
1054
1055 gboolean inc_is_active(void)
1056 {
1057         return (inc_dialog_list != NULL);
1058 }
1059
1060 void inc_cancel_all(void)
1061 {
1062         GList *cur;
1063
1064         for (cur = inc_dialog_list; cur != NULL; cur = cur->next)
1065                 inc_cancel((IncProgressDialog *)cur->data);
1066 }
1067
1068 static void inc_cancel_cb(GtkWidget *widget, gpointer data)
1069 {
1070         inc_cancel((IncProgressDialog *)data);
1071 }
1072
1073 static gint inc_dialog_delete_cb(GtkWidget *widget, GdkEventAny *event,
1074                                  gpointer data)
1075 {
1076         IncProgressDialog *dialog = (IncProgressDialog *)data;
1077
1078         if (dialog->queue_list == NULL)
1079                 inc_progress_dialog_destroy(dialog);
1080
1081         return TRUE;
1082 }
1083
1084 static gint inc_spool_account(PrefsAccount *account)
1085 {
1086         FolderItem *inbox;
1087         gchar *mbox, *logname;
1088
1089         logname = g_get_user_name();
1090
1091         if (account->inbox) {
1092                 inbox = folder_find_item_from_path(account->inbox);
1093                 if (!inbox)
1094                         inbox = folder_get_default_inbox();
1095         } else
1096                 inbox = folder_get_default_inbox();
1097
1098         if (is_file_exist(account->local_mbox))
1099                 mbox = g_strdup(account->local_mbox);
1100         else
1101                 mbox = g_strconcat(account->local_mbox,
1102                                    G_DIR_SEPARATOR_S, logname, NULL);
1103
1104         return get_spool(inbox, mbox);
1105 }
1106
1107 static gint inc_all_spool(void)
1108 {
1109         GList *list = NULL;
1110         gint new_msgs = 0;
1111         gint account_new_msgs = 0;
1112
1113         list = account_get_list();
1114         if (!list) return 0;
1115
1116         for (; list != NULL; list = list->next) {
1117                 PrefsAccount *account = list->data;
1118
1119                 if ((account->protocol == A_LOCAL) &&
1120                     (account->recv_at_getall)) {
1121                         account_new_msgs = inc_spool_account(account);
1122                         if (account_new_msgs > 0)
1123                                 new_msgs += account_new_msgs;
1124                 }
1125         }
1126
1127         return new_msgs;
1128 }
1129
1130 static gint get_spool(FolderItem *dest, const gchar *mbox)
1131 {
1132         gint msgs, size;
1133         gint lockfd;
1134         gchar tmp_mbox[MAXPATHLEN + 1];
1135
1136         g_return_val_if_fail(dest != NULL, -1);
1137         g_return_val_if_fail(mbox != NULL, -1);
1138
1139         if (!is_file_exist(mbox) || (size = get_file_size(mbox)) == 0) {
1140                 debug_print("no messages in local mailbox.\n");
1141                 return 0;
1142         } else if (size < 0)
1143                 return -1;
1144
1145         if ((lockfd = lock_mbox(mbox, LOCK_FLOCK)) < 0)
1146                 return -1;
1147
1148         g_snprintf(tmp_mbox, sizeof(tmp_mbox), "%s%ctmpmbox.%08x",
1149                    get_tmp_dir(), G_DIR_SEPARATOR, (gint)mbox);
1150
1151         if (copy_mbox(mbox, tmp_mbox) < 0) {
1152                 unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1153                 return -1;
1154         }
1155
1156         debug_print("Getting new messages from %s into %s...\n",
1157                     mbox, dest->path);
1158
1159         msgs = proc_mbox(dest, tmp_mbox);
1160
1161         unlink(tmp_mbox);
1162         if (msgs >= 0) empty_mbox(mbox);
1163         unlock_mbox(mbox, lockfd, LOCK_FLOCK);
1164
1165         return msgs;
1166 }
1167
1168 void inc_lock(void)
1169 {
1170         inc_lock_count++;
1171 }
1172
1173 void inc_unlock(void)
1174 {
1175         if (inc_lock_count > 0)
1176                 inc_lock_count--;
1177 }
1178
1179 static guint autocheck_timer = 0;
1180 static gpointer autocheck_data = NULL;
1181
1182 static void inc_notify_cmd(gint new_msgs, gboolean notify)
1183 {
1184
1185         gchar *buf;
1186
1187         if (!(new_msgs && notify && prefs_common.newmail_notify_cmd &&
1188             *prefs_common.newmail_notify_cmd))
1189                      return;
1190         if ((buf = strchr(prefs_common.newmail_notify_cmd, '%')) &&
1191                 buf[1] == 'd' && !strchr(&buf[1], '%'))
1192                 buf = g_strdup_printf(prefs_common.newmail_notify_cmd,
1193                                       new_msgs);
1194         else
1195                 buf = g_strdup(prefs_common.newmail_notify_cmd);
1196
1197         execute_command_line(buf, TRUE);
1198
1199         g_free(buf);
1200 }
1201
1202 void inc_autocheck_timer_init(MainWindow *mainwin)
1203 {
1204         autocheck_data = mainwin;
1205         inc_autocheck_timer_set();
1206 }
1207
1208 static void inc_autocheck_timer_set_interval(guint interval)
1209 {
1210         inc_autocheck_timer_remove();
1211         /* last test is to avoid re-enabling auto_check after modifying
1212            the common preferences */
1213         if (prefs_common.autochk_newmail && autocheck_data
1214             && prefs_common.work_offline == FALSE) {
1215                 autocheck_timer = gtk_timeout_add
1216                         (interval, inc_autocheck_func, autocheck_data);
1217                 debug_print("added timer = %d\n", autocheck_timer);
1218         }
1219 }
1220
1221 void inc_autocheck_timer_set(void)
1222 {
1223         inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
1224 }
1225
1226 void inc_autocheck_timer_remove(void)
1227 {
1228         if (autocheck_timer) {
1229                 debug_print("removed timer = %d\n", autocheck_timer);
1230                 gtk_timeout_remove(autocheck_timer);
1231                 autocheck_timer = 0;
1232         }
1233 }
1234
1235 static gint inc_autocheck_func(gpointer data)
1236 {
1237         MainWindow *mainwin = (MainWindow *)data;
1238
1239         if (inc_lock_count) {
1240                 debug_print("autocheck is locked.\n");
1241                 inc_autocheck_timer_set_interval(1000);
1242                 return FALSE;
1243         }
1244
1245         inc_all_account_mail(mainwin, TRUE, prefs_common.newmail_notify_auto);
1246
1247         return FALSE;
1248 }