* src/filtering.[ch]
[claws.git] / src / inc.c
index 6f3764ef6710230635e588df28f7ac8a58dfb212..3aa76aca1a6dcfb2874ab094f913047ce8e5f1ac 100644 (file)
--- a/src/inc.c
+++ b/src/inc.c
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2001 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2002 Hiroyuki Yamamoto
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -27,6 +27,7 @@
 #include <gtk/gtkmain.h>
 #include <gtk/gtkwindow.h>
 #include <gtk/gtksignal.h>
+#include <gtk/gtkprogressbar.h>
 #include <stdio.h>
 #include <unistd.h>
 #include <string.h>
@@ -47,6 +48,7 @@
 #include "account.h"
 #include "procmsg.h"
 #include "socket.h"
+#include "ssl.h"
 #include "pop.h"
 #include "recv.h"
 #include "mbox.h"
 #include "gtkutils.h"
 #include "statusbar.h"
 #include "manage_window.h"
+#include "stock_pixmap.h"
 #include "progressdialog.h"
 #include "inputdialog.h"
 #include "alertpanel.h"
 #include "filter.h"
 #include "automaton.h"
 #include "folder.h"
+#include "filtering.h"
+#include "selective_download.h"
 
-#include "pixmaps/continue.xpm"
-#include "pixmaps/complete.xpm"
-#include "pixmaps/error.xpm"
+static guint inc_lock_count = 0;
 
-GdkPixmap *currentxpm;
-GdkBitmap *currentxpmmask;
-GdkPixmap *errorxpm;
-GdkBitmap *errorxpmmask;
-GdkPixmap *okxpm;
-GdkBitmap *okxpmmask;
+static GdkPixmap *currentxpm;
+static GdkBitmap *currentxpmmask;
+static GdkPixmap *errorxpm;
+static GdkBitmap *errorxpmmask;
+static GdkPixmap *okxpm;
+static GdkBitmap *okxpmmask;
 
 #define MSGBUFSIZE     8192
 
-static void inc_finished               (MainWindow             *mainwin);
-static void inc_account_mail           (PrefsAccount           *account,
+static void inc_finished               (MainWindow             *mainwin,
+                                        gboolean                new_messages);
+static gint inc_account_mail           (PrefsAccount           *account,
                                         MainWindow             *mainwin);
 
 static IncProgressDialog *inc_progress_dialog_create   (void);
@@ -85,7 +89,7 @@ static IncSession *inc_session_new    (PrefsAccount           *account);
 static void inc_session_destroy                (IncSession             *session);
 static Pop3State *inc_pop3_state_new   (PrefsAccount           *account);
 static void inc_pop3_state_destroy     (Pop3State              *state);
-static void inc_start                  (IncProgressDialog      *inc_dialog);
+static gint inc_start                  (IncProgressDialog      *inc_dialog);
 static IncState inc_pop3_session_do    (IncSession             *session);
 static gint pop3_automaton_terminate   (SockInfo               *source,
                                         Automaton              *atm);
@@ -93,11 +97,8 @@ static gint pop3_automaton_terminate (SockInfo               *source,
 static GHashTable *inc_get_uidl_table  (PrefsAccount           *ac_prefs);
 static void inc_write_uidl_list                (Pop3State              *state);
 
-#if USE_THREADS
-static gint connection_check_cb                (Automaton      *atm);
-#endif
-
-static void inc_pop3_recv_func         (SockInfo       *sock,
+static gboolean inc_pop3_recv_func     (SockInfo       *sock,
+                                        gint            count,
                                         gint            read_bytes,
                                         gpointer        data);
 
@@ -111,75 +112,105 @@ static gint get_spool                    (FolderItem     *dest,
                                         const gchar    *mbox);
 
 static void inc_all_spool(void);
-
-static gint inc_autocheck_func         (gpointer        data);
-
-static void inc_finished(MainWindow *mainwin)
+static void inc_autocheck_timer_set_interval   (guint           interval);
+static gint inc_autocheck_func                 (gpointer        data);
+
+#define FOLDER_SUMMARY_MISMATCH(f, s) \
+       (f) && (s) ? ((s)->newmsgs != (f)->new) || ((f)->unread != (s)->unread) || ((f)->total != (s)->messages) \
+       : FALSE
+       
+/**
+ * inc_finished:
+ * @mainwin: Main window.
+ * @new_messages: TRUE if some messages have been received.
+ * 
+ * Update the folder view and the summary view after receiving
+ * messages.  If @new_messages is FALSE, this function avoids unneeded
+ * updating.
+ **/
+static void inc_finished(MainWindow *mainwin, gboolean new_messages)
 {
        FolderItem *item;
 
+       if (prefs_common.scan_all_after_inc)
+               folderview_check_new(NULL);
+
+       if (!new_messages && !prefs_common.scan_all_after_inc) return;
+
        if (prefs_common.open_inbox_on_inc) {
                item = cur_account && cur_account->inbox
                        ? folder_find_item_from_path(cur_account->inbox)
                        : folder_get_default_inbox();
-               folderview_unselect(mainwin->folderview);
-               folderview_select(mainwin->folderview, item);
+               if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {      
+                       folderview_unselect(mainwin->folderview);
+                       folderview_select(mainwin->folderview, item);
+               }       
        } else {
                item = mainwin->summaryview->folder_item;
-               folderview_unselect(mainwin->folderview);
-               folderview_select(mainwin->folderview, item);
+               if (FOLDER_SUMMARY_MISMATCH(item, mainwin->summaryview)) {
+                       folderview_unselect(mainwin->folderview);
+                       folderview_select(mainwin->folderview, item);
+               }       
        }
 }
 
 void inc_mail(MainWindow *mainwin)
 {
+       gint new_msgs = 0;
+
+       if (inc_lock_count) return;
+
        inc_autocheck_timer_remove();
        summary_write_cache(mainwin->summaryview);
+       main_window_lock(mainwin);
 
-       if (prefs_common.use_extinc && prefs_common.extinc_path) {
-               gint pid;
-
+       if (prefs_common.use_extinc && prefs_common.extinc_cmd) {
                /* external incorporating program */
-               if ((pid = fork()) < 0) {
-                       perror("fork");
-                       inc_autocheck_timer_set();                      
+               if (execute_command_line(prefs_common.extinc_cmd, FALSE) < 0) {
+                       main_window_unlock(mainwin);
+                       inc_autocheck_timer_set();
                        return;
                }
 
-               if (pid == 0) {
-                       execlp(prefs_common.extinc_path,
-                              g_basename(prefs_common.extinc_path),
-                              NULL);
-
-                       /* this will be called when failed */
-                       perror("exec");
-                       _exit(1);
-               }
-
-               /* wait until child process is terminated */
-               waitpid(pid, NULL, 0);
-
-               if (prefs_common.inc_local) inc_spool();
-               inc_all_spool();
+               if (prefs_common.inc_local)
+                       new_msgs = inc_spool();
        } else {
-               if (prefs_common.inc_local) inc_spool();
-               inc_all_spool();
+               if (prefs_common.inc_local)
+                       new_msgs = inc_spool();
 
-               inc_account_mail(cur_account, mainwin);
+               new_msgs += inc_account_mail(cur_account, mainwin);
        }
 
-       inc_finished(mainwin);
-       inc_autocheck_timer_set();      
+       inc_finished(mainwin, new_msgs > 0);
+       main_window_unlock(mainwin);
+       inc_autocheck_timer_set();
 }
 
-static void inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
+gint inc_selective_download(MainWindow *mainwin, gint session_type)
+{
+       PrefsAccount *account = cur_account;
+       gint new_msgs = 0;      
+
+       account->session_type = session_type;
+       new_msgs = inc_account_mail(account, mainwin);
+       account->session_type = RETR_NORMAL;
+       
+       return new_msgs;
+}
+
+static gint inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
 {
        IncProgressDialog *inc_dialog;
        IncSession *session;
        gchar *text[3];
 
+       if (account->protocol == A_IMAP4 || account->protocol == A_NNTP) {
+               folderview_check_new(FOLDER(account->folder));
+               return 1;
+       }
+
        session = inc_session_new(account);
-       if (!session) return;
+       if (!session) return 0;
 
        inc_dialog = inc_progress_dialog_create();
        inc_dialog->queue_list = g_list_append(inc_dialog->queue_list, session);
@@ -191,29 +222,45 @@ static void inc_account_mail(PrefsAccount *account, MainWindow *mainwin)
        text[2] = _("Standby");
        gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
 
-       inc_start(inc_dialog);
+       return inc_start(inc_dialog);
 }
 
 void inc_all_account_mail(MainWindow *mainwin)
 {
        GList *list, *queue_list = NULL;
        IncProgressDialog *inc_dialog;
+       gint new_msgs = 0;
+
+       if (inc_lock_count) return;
 
        inc_autocheck_timer_remove();
        summary_write_cache(mainwin->summaryview);
+       main_window_lock(mainwin);
 
-       if (prefs_common.inc_local) inc_spool();
+       if (prefs_common.inc_local)
+               new_msgs = inc_spool();
 
        list = account_get_list();
        if (!list) {
+               inc_finished(mainwin, new_msgs > 0);
+               main_window_unlock(mainwin);
                inc_autocheck_timer_set();
                return;
-       }               
+       }
 
+       /* check IMAP4 folders */
        for (; list != NULL; list = list->next) {
-               IncSession *session;
                PrefsAccount *account = list->data;
+               if ((account->protocol == A_IMAP4 ||
+                    account->protocol == A_NNTP) && account->recv_at_getall)
+                       folderview_check_new(FOLDER(account->folder));
+       }
 
+       /* check POP3 accounts */
+       for (list = account_get_list(); list != NULL; list = list->next) {
+               IncSession *session;
+               PrefsAccount *account = list->data;
+               account->session_type = RETR_NORMAL;
                if (account->recv_at_getall) {
                        session = inc_session_new(account);
                        if (session)
@@ -222,9 +269,11 @@ void inc_all_account_mail(MainWindow *mainwin)
        }
 
        if (!queue_list) {
+               inc_finished(mainwin, new_msgs > 0);
+               main_window_unlock(mainwin);
                inc_autocheck_timer_set();
                return;
-       }       
+       }
 
        inc_dialog = inc_progress_dialog_create();
        inc_dialog->queue_list = queue_list;
@@ -241,9 +290,10 @@ void inc_all_account_mail(MainWindow *mainwin)
                gtk_clist_append(GTK_CLIST(inc_dialog->dialog->clist), text);
        }
 
-       inc_start(inc_dialog);
+       new_msgs += inc_start(inc_dialog);
 
-       inc_finished(mainwin);
+       inc_finished(mainwin, new_msgs > 0);
+       main_window_unlock(mainwin);
        inc_autocheck_timer_set();
 }
 
@@ -261,18 +311,23 @@ static IncProgressDialog *inc_progress_dialog_create(void)
                           GTK_SIGNAL_FUNC(inc_cancel), dialog);
        gtk_signal_connect(GTK_OBJECT(progress->window), "delete_event",
                           GTK_SIGNAL_FUNC(gtk_true), NULL);
-       manage_window_set_transient(GTK_WINDOW(progress->window));
+       /* manage_window_set_transient(GTK_WINDOW(progress->window)); */
 
        progress_dialog_set_value(progress, 0.0);
 
-       gtk_widget_show(progress->window);
-
-       PIXMAP_CREATE(progress->clist, okxpm, okxpmmask, complete_xpm);
-       PIXMAP_CREATE(progress->clist,
-                     currentxpm, currentxpmmask, continue_xpm);
-       PIXMAP_CREATE(progress->clist, errorxpm, errorxpmmask, error_xpm);
-
-       gtk_widget_show_now(progress->window);
+       stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_COMPLETE,
+                        &okxpm, &okxpmmask);
+       stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_CONTINUE,
+                        &currentxpm, &currentxpmmask);
+       stock_pixmap_gdk(progress->clist, STOCK_PIXMAP_ERROR,
+                        &errorxpm, &errorxpmmask);
+
+       if (prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS ||
+           (prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE &&
+            manage_window_get_focus_window())) {
+               dialog->show_dialog = TRUE;
+               gtk_widget_show_now(progress->window);
+       }
 
        dialog->dialog = progress;
        dialog->queue_list = NULL;
@@ -284,12 +339,16 @@ static void inc_progress_dialog_clear(IncProgressDialog *inc_dialog)
 {
        progress_dialog_set_value(inc_dialog->dialog, 0.0);
        progress_dialog_set_label(inc_dialog->dialog, "");
+       gtk_progress_bar_update
+               (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
 }
 
 static void inc_progress_dialog_destroy(IncProgressDialog *inc_dialog)
 {
        g_return_if_fail(inc_dialog != NULL);
 
+       gtk_progress_bar_update
+               (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar), 0.0);
        progress_dialog_destroy(inc_dialog->dialog);
 
        g_free(inc_dialog);
@@ -359,13 +418,15 @@ static void inc_pop3_state_destroy(Pop3State *state)
        g_free(state);
 }
 
-static void inc_start(IncProgressDialog *inc_dialog)
+static gint inc_start(IncProgressDialog *inc_dialog)
 {
        IncSession *session;
        GtkCList *clist = GTK_CLIST(inc_dialog->dialog->clist);
        Pop3State *pop3_state;
        IncState inc_state;
        gint num = 0;
+       gint error_num = 0;
+       gint new_msgs = 0;
 
        while (inc_dialog->queue_list != NULL) {
                session = inc_dialog->queue_list->data;
@@ -373,6 +434,8 @@ static void inc_start(IncProgressDialog *inc_dialog)
 
                inc_progress_dialog_clear(inc_dialog);
 
+               gtk_clist_moveto(clist, num, -1, 1.0, 0.0);
+
                pop3_state->user = g_strdup(pop3_state->ac_prefs->userid);
                if (pop3_state->ac_prefs->passwd)
                        pop3_state->pass =
@@ -382,18 +445,15 @@ static void inc_start(IncProgressDialog *inc_dialog)
                                g_strdup(pop3_state->ac_prefs->tmp_pass);
                else {
                        gchar *pass;
-                       gchar *message;
 
-                       message = g_strdup_printf
-                               (_("Input password for %s on %s:"),
-                                pop3_state->user,
-                                pop3_state->ac_prefs->recv_server);
+                       pass = input_dialog_query_password
+                               (pop3_state->ac_prefs->recv_server,
+                                pop3_state->user);
 
-                       pass = input_dialog_with_invisible(_("Input password"),
-                                                          message, NULL);
-                       g_free(message);
-                       manage_window_focus_in(inc_dialog->mainwin->window,
-                                              NULL, NULL);
+                       if (inc_dialog->show_dialog)
+                               manage_window_focus_in
+                                       (inc_dialog->mainwin->window,
+                                        NULL, NULL);
                        if (pass) {
                                pop3_state->ac_prefs->tmp_pass = g_strdup(pass);
                                pop3_state->pass = pass;
@@ -411,27 +471,87 @@ static void inc_start(IncProgressDialog *inc_dialog)
                /* begin POP3 session */
                inc_state = inc_pop3_session_do(session);
 
-               if (inc_state == INC_SUCCESS || inc_state == INC_CANCEL) {
+               if (inc_state == INC_SUCCESS) {
                        gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
                        gtk_clist_set_text(clist, num, 2, _("Done"));
+               } else if (inc_state == INC_CANCEL) {
+                       gtk_clist_set_pixmap(clist, num, 0, okxpm, okxpmmask);
+                       gtk_clist_set_text(clist, num, 2, _("Cancelled"));
                } else {
                        gtk_clist_set_pixmap(clist, num, 0, errorxpm, errorxpmmask);
-                       gtk_clist_set_text(clist, num, 2, _("Error"));
+                       if (inc_state == INC_CONNECT_ERROR)
+                               gtk_clist_set_text(clist, num, 2,
+                                                  _("Connection failed"));
+                       else if (inc_state == INC_AUTH_FAILED)
+                               gtk_clist_set_text(clist, num, 2,
+                                                  _("Auth failed"));
+                       else
+                               gtk_clist_set_text(clist, num, 2, _("Error"));
                }
 
                if (pop3_state->error_val == PS_AUTHFAIL) {
-                       manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
-                       alertpanel_error
-                               (_("Authorization for %s on %s failed"),
-                                pop3_state->user,
-                                pop3_state->ac_prefs->recv_server);
+                       if(!prefs_common.noerrorpanel) {
+                               if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
+                                   ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
+                                       manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
+                               }
+                               alertpanel_error
+                                       (_("Authorization for %s on %s failed"),
+                                        pop3_state->user,
+                                        pop3_state->ac_prefs->recv_server);
+                       }
                }
 
                statusbar_pop_all();
-               manage_window_focus_in(inc_dialog->mainwin->window, NULL, NULL);
 
-               folder_item_scan_foreach(pop3_state->folder_table);
-               folderview_update_item_foreach(pop3_state->folder_table);
+               /* CLAWS: perform filtering actions on dropped message */
+               if (global_processing != NULL) {
+                       FolderItem *processing, *inbox;
+                       Folder *folder;
+                       MsgInfo *msginfo;
+                       GSList *msglist, *msglist_element;
+
+                       /* CLAWS: get default inbox (perhaps per account) */
+                       if (pop3_state->ac_prefs->inbox) {
+                               /* CLAWS: get destination folder / mailbox */
+                               inbox = folder_find_item_from_identifier(pop3_state->ac_prefs->inbox);
+                               if (!inbox)
+                                       inbox = folder_get_default_inbox();
+                       } else
+                               inbox = folder_get_default_inbox();
+
+                       /* get list of messages in processing */
+                       processing = folder_get_default_processing();
+                       folder_item_scan(processing);
+                       folder = processing->folder;
+                       msglist = folder->get_msg_list(folder, processing, FALSE);
+
+                       /* process messages */
+                       for(msglist_element = msglist; msglist_element != NULL; msglist_element = msglist_element->next) {
+                               msginfo = (MsgInfo *) msglist_element->data;
+                               /* filter if enabled in prefs or move to inbox if not */
+                               if(pop3_state->ac_prefs->filter_on_recv) {
+                                       filter_message_by_msginfo_with_inbox(global_processing, msginfo,
+                                                                            pop3_state->folder_table,
+                                                                            inbox);
+                               } else {
+                                       folder_item_move_msg(inbox, msginfo);
+                                       g_hash_table_insert(pop3_state->folder_table, inbox,
+                                                           GINT_TO_POINTER(1));
+                               }
+                               procmsg_msginfo_free(msginfo);
+                       }
+                       g_slist_free(msglist);
+               }
+
+
+               new_msgs += pop3_state->cur_total_num;
+
+               if (!prefs_common.scan_all_after_inc) {
+                       folder_item_scan_foreach(pop3_state->folder_table);
+                       folderview_update_item_foreach
+                               (pop3_state->folder_table);
+               }
 
                if (pop3_state->error_val == PS_AUTHFAIL &&
                    pop3_state->ac_prefs->tmp_pass) {
@@ -441,9 +561,12 @@ static void inc_start(IncProgressDialog *inc_dialog)
 
                inc_write_uidl_list(pop3_state);
 
-               if (inc_state != INC_SUCCESS) {
-                       inc_put_error(inc_state);
-                       break;
+               if (inc_state != INC_SUCCESS && inc_state != INC_CANCEL) {
+                       error_num++;
+                       if (inc_state == INC_NOSPACE) {
+                               inc_put_error(inc_state);
+                               break;
+                       }
                }
 
                inc_session_destroy(session);
@@ -453,6 +576,16 @@ static void inc_start(IncProgressDialog *inc_dialog)
                num++;
        }
 
+       if (error_num && !prefs_common.noerrorpanel) {
+               if (inc_dialog->show_dialog)
+                       manage_window_focus_in(inc_dialog->dialog->window,
+                                              NULL, NULL);
+               alertpanel_error(_("Some errors occured while getting mail."));
+               if (inc_dialog->show_dialog)
+                       manage_window_focus_out(inc_dialog->dialog->window,
+                                               NULL, NULL);
+       }
+
        while (inc_dialog->queue_list != NULL) {
                session = inc_dialog->queue_list->data;
                inc_session_destroy(session);
@@ -461,8 +594,9 @@ static void inc_start(IncProgressDialog *inc_dialog)
        }
 
        inc_progress_dialog_destroy(inc_dialog);
-}
 
+       return new_msgs;
+}
 
 static IncState inc_pop3_session_do(IncSession *session)
 {
@@ -483,6 +617,7 @@ static IncState inc_pop3_session_do(IncSession *session)
                pop3_getrange_last_send , pop3_getrange_last_recv,
                pop3_getrange_uidl_send , pop3_getrange_uidl_recv,
                pop3_getsize_list_send  , pop3_getsize_list_recv,
+               pop3_top_send           , pop3_top_recv,
                pop3_retr_send          , pop3_retr_recv,
                pop3_delete_send        , pop3_delete_recv,
                pop3_logout_send        , pop3_logout_recv
@@ -514,55 +649,65 @@ static IncState inc_pop3_session_do(IncSession *session)
        atm->num = POP3_GREETING_RECV;
 
        server = pop3_state->ac_prefs->recv_server;
+#if USE_SSL
+       port = pop3_state->ac_prefs->set_popport ?
+               pop3_state->ac_prefs->popport :
+               pop3_state->ac_prefs->ssl_pop ? 995 : 110;
+#else
        port = pop3_state->ac_prefs->set_popport ?
                pop3_state->ac_prefs->popport : 110;
+#endif
 
        buf = g_strdup_printf(_("Connecting to POP3 server: %s ..."), server);
        log_message("%s\n", buf);
        progress_dialog_set_label(inc_dialog->dialog, buf);
        g_free(buf);
        GTK_EVENTS_FLUSH();
+       statusbar_pop_all();
 
-#if USE_THREADS
-       if ((sockinfo = sock_connect_with_thread(server, port)) == NULL) {
-#else
        if ((sockinfo = sock_connect(server, port)) == NULL) {
-#endif
                log_warning(_("Can't connect to POP3 server: %s:%d\n"),
                            server, port);
-               manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
-               alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
-                                server, port);
-               manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
+               if(!prefs_common.noerrorpanel) {
+                       if((prefs_common.recv_dialog_mode == RECV_DIALOG_ALWAYS) ||
+                           ((prefs_common.recv_dialog_mode == RECV_DIALOG_ACTIVE) && focus_window)) {
+                               manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
+                       }
+                       alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
+                                        server, port);
+                       manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
+               }
                pop3_automaton_terminate(NULL, atm);
                automaton_destroy(atm);
+               return INC_CONNECT_ERROR;
+       }
 
-               return INC_ERROR;
+#if USE_SSL
+       if (pop3_state->ac_prefs->ssl_pop && !ssl_init_socket(sockinfo)) {
+               pop3_automaton_terminate(NULL, atm);
+               automaton_destroy(atm);
+               return INC_CONNECT_ERROR;
        }
+#endif
 
        /* :WK: Hmmm, with the later sock_gdk_input, we have 2 references
         * to the sock structure - implement a reference counter?? */
        pop3_state->sockinfo = sockinfo;
        atm->help_sock = sockinfo;
 
+       log_verbosity_set(TRUE);
        recv_set_ui_func(inc_pop3_recv_func, session);
 
-#if USE_THREADS
-       atm->timeout_tag = gtk_timeout_add
-               (TIMEOUT_ITV, (GtkFunction)connection_check_cb, atm);
-#else
        atm->tag = sock_gdk_input_add(sockinfo,
                                      atm->state[atm->num].condition,
                                      automaton_input_cb, atm);
-#endif
 
-       gtk_main();
+       while (!atm->terminated)
+               gtk_main_iteration();
 
+       log_verbosity_set(FALSE);
        recv_set_ui_func(NULL, NULL);
 
-#if USE_THREADS
-       //pthread_join(sockinfo->connect_thr, NULL);
-#endif
        automaton_destroy(atm);
 
        return pop3_state->inc_state;
@@ -570,6 +715,8 @@ static IncState inc_pop3_session_do(IncSession *session)
 
 static gint pop3_automaton_terminate(SockInfo *source, Automaton *atm)
 {
+       if (atm->terminated) return 0;
+
        if (atm->tag > 0) {
                gdk_input_remove(atm->tag);
                atm->tag = 0;
@@ -578,10 +725,8 @@ static gint pop3_automaton_terminate(SockInfo *source, Automaton *atm)
                gtk_timeout_remove(atm->timeout_tag);
                atm->timeout_tag = 0;
        }
-       if (source) {
+       if (source)
                sock_close(source);
-               gtk_main_quit();
-       }
 
        atm->terminated = TRUE;
 
@@ -649,39 +794,8 @@ static void inc_write_uidl_list(Pop3State *state)
        g_free(path);
 }
 
-#if USE_THREADS
-static gint connection_check_cb(Automaton *atm)
-{
-       Pop3State *state = atm->data;
-       IncProgressDialog *inc_dialog = state->session->data;
-       SockInfo *sockinfo = state->sockinfo;
-
-       //g_print("connection check\n");
-
-       if (sockinfo->state == CONN_LOOKUPFAILED ||
-           sockinfo->state == CONN_FAILED) {
-               atm->timeout_tag = 0;
-               log_warning(_("Can't connect to POP3 server: %s:%d\n"),
-                           sockinfo->hostname, sockinfo->port);
-               manage_window_focus_in(inc_dialog->dialog->window, NULL, NULL);
-               alertpanel_error(_("Can't connect to POP3 server: %s:%d"),
-                                sockinfo->hostname, sockinfo->port);
-               manage_window_focus_out(inc_dialog->dialog->window, NULL, NULL);
-               pop3_automaton_terminate(sockinfo, atm);
-               return FALSE;
-       } else if (sockinfo->state == CONN_ESTABLISHED) {
-               atm->timeout_tag = 0;
-               atm->tag = sock_gdk_input_add(sockinfo,
-                                             atm->state[atm->num].condition,
-                                             automaton_input_cb, atm);
-               return FALSE;
-       } else {
-               return TRUE;
-       }
-}
-#endif
-
-static void inc_pop3_recv_func(SockInfo *sock, gint read_bytes, gpointer data)
+static gboolean inc_pop3_recv_func(SockInfo *sock, gint count, gint read_bytes,
+                                  gpointer data)
 {
        gchar buf[MSGBUFSIZE];
        IncSession *session = (IncSession *)data;
@@ -689,20 +803,31 @@ static void inc_pop3_recv_func(SockInfo *sock, gint read_bytes, gpointer data)
        IncProgressDialog *inc_dialog = session->data;
        ProgressDialog *dialog = inc_dialog->dialog;
        gint cur_total;
+       gchar *total_size;
 
        cur_total = state->cur_total_bytes + read_bytes;
        if (cur_total > state->total_bytes)
                cur_total = state->total_bytes;
 
+       Xstrdup_a(total_size, to_human_readable(state->total_bytes),
+                 return FALSE);
        g_snprintf(buf, sizeof(buf),
-                  _("Retrieving message (%d / %d) (%d / %d bytes)"),
+                  _("Retrieving message (%d / %d) (%s / %s)"),
                   state->cur_msg, state->count,
-                  cur_total, state->total_bytes);
+                  to_human_readable(cur_total), total_size);
        progress_dialog_set_label(dialog, buf);
 
        progress_dialog_set_percentage
                (dialog, (gfloat)cur_total / (gfloat)state->total_bytes);
+       gtk_progress_bar_update
+               (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
+                (gfloat)cur_total / (gfloat)state->total_bytes);
        GTK_EVENTS_FLUSH();
+
+       if (state->inc_state == INC_CANCEL)
+               return FALSE;
+       else
+               return TRUE;
 }
 
 void inc_progress_update(Pop3State *state, Pop3Phase phase)
@@ -710,6 +835,7 @@ void inc_progress_update(Pop3State *state, Pop3Phase phase)
        gchar buf[MSGBUFSIZE];
        IncProgressDialog *inc_dialog = state->session->data;
        ProgressDialog *dialog = inc_dialog->dialog;
+       gchar *total_size;
 
        switch (phase) {
        case POP3_GREETING_RECV:
@@ -720,7 +846,7 @@ void inc_progress_update(Pop3State *state, Pop3Phase phase)
        case POP3_GETAUTH_PASS_RECV:
        case POP3_GETAUTH_APOP_SEND:
        case POP3_GETAUTH_APOP_RECV:
-               progress_dialog_set_label(dialog, _("Authorizing..."));         
+               progress_dialog_set_label(dialog, _("Authenticating..."));
                break;
        case POP3_GETRANGE_STAT_SEND:
        case POP3_GETRANGE_STAT_RECV:
@@ -742,17 +868,38 @@ void inc_progress_update(Pop3State *state, Pop3Phase phase)
                progress_dialog_set_label
                        (dialog, _("Getting the size of messages (LIST)..."));
                break;
+       case POP3_TOP_SEND:
+       case POP3_TOP_RECV:
+               g_snprintf(buf, sizeof(buf),
+                          _("Retrieving header (%d / %d)"),
+                          state->cur_msg, state->count);
+               progress_dialog_set_label (dialog, buf);
+               progress_dialog_set_percentage
+                       (dialog,
+                        (gfloat)(state->cur_msg) /
+                        (gfloat)(state->count));
+               gtk_progress_bar_update 
+                       (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
+                        (gfloat)(state->cur_msg) /
+                        (gfloat)(state->count));
+               break;
        case POP3_RETR_SEND:
        case POP3_RETR_RECV:
+               Xstrdup_a(total_size, to_human_readable(state->total_bytes), return);
                g_snprintf(buf, sizeof(buf),
-                          _("Retrieving message (%d / %d) (%d / %d bytes)"),
+                          _("Retrieving message (%d / %d) (%s / %s)"),
                           state->cur_msg, state->count,
-                          state->cur_total_bytes, state->total_bytes);
+                          to_human_readable(state->cur_total_bytes),
+                          total_size);
                progress_dialog_set_label(dialog, buf);
                progress_dialog_set_percentage
                        (dialog,
                         (gfloat)(state->cur_total_bytes) /
                         (gfloat)(state->total_bytes));
+               gtk_progress_bar_update
+                       (GTK_PROGRESS_BAR(inc_dialog->mainwin->progressbar),
+                        (gfloat)(state->cur_total_bytes) /
+                        (gfloat)(state->total_bytes));
                break;
        case POP3_DELETE_SEND:
        case POP3_DELETE_RECV:
@@ -763,6 +910,7 @@ void inc_progress_update(Pop3State *state, Pop3Phase phase)
                progress_dialog_set_label(dialog, _("Quitting"));
                break;
        default:
+               break;
        }
 }
 
@@ -771,9 +919,12 @@ gint inc_drop_message(const gchar *file, Pop3State *state)
        FolderItem *inbox;
        FolderItem *dropfolder;
        gint val;
+       gint msgnum;
 
+       /* CLAWS: get default inbox (perhaps per account) */
        if (state->ac_prefs->inbox) {
-               inbox = folder_find_item_from_path(state->ac_prefs->inbox);
+               /* CLAWS: get destination folder / mailbox */
+               inbox = folder_find_item_from_identifier(state->ac_prefs->inbox);
                if (!inbox)
                        inbox = folder_get_default_inbox();
        } else
@@ -783,16 +934,21 @@ gint inc_drop_message(const gchar *file, Pop3State *state)
                return -1;
        }
 
-       if (state->ac_prefs->filter_on_recv) {
-               dropfolder =
-                       filter_get_dest_folder(prefs_common.fltlist, file);
-               if (!dropfolder) dropfolder = inbox;
-               else if (!strcmp(dropfolder->path, FILTER_NOT_RECEIVE)) {
-                       g_warning(_("a message won't be received\n"));
-                       return 1;
-               }
-       } else
-               dropfolder = inbox;
+       /* CLAWS: claws uses a global .processing folder for the filtering. */
+       if (global_processing == NULL) {
+               if (state->ac_prefs->filter_on_recv) {
+                       dropfolder =
+                               filter_get_dest_folder(prefs_common.fltlist, file);
+                       if (!dropfolder) dropfolder = inbox;
+                       else if (!strcmp(dropfolder->path, FILTER_NOT_RECEIVE)) {
+                               g_warning(_("a message won't be received\n"));
+                               return 1;
+                       }
+               } else
+                       dropfolder = inbox;
+       } else {
+               dropfolder = folder_get_default_processing();
+       }
 
        val = GPOINTER_TO_INT(g_hash_table_lookup
                              (state->folder_table, dropfolder));
@@ -801,13 +957,13 @@ gint inc_drop_message(const gchar *file, Pop3State *state)
                g_hash_table_insert(state->folder_table, dropfolder,
                                    GINT_TO_POINTER(1));
        }
-
-       if (folder_item_add_msg(dropfolder, file) < 0) {
+       
+       /* add msg file to drop folder */
+       if ((msgnum = folder_item_add_msg(dropfolder, file, TRUE)) < 0) {
                unlink(file);
                return -1;
        }
 
-       unlink(file);
        return 0;
 }
 
@@ -815,12 +971,15 @@ static void inc_put_error(IncState istate)
 {
        switch (istate) {
        case INC_ERROR:
-               alertpanel_error(_("Error occurred while processing mail."));
+               if(!prefs_common.noerrorpanel) {
+                       alertpanel_error(_("Error occurred while processing mail."));
+               }
                break;
        case INC_NOSPACE:
                alertpanel_error(_("No disk space left."));
                break;
        default:
+               break;
        }
 }
 
@@ -830,17 +989,11 @@ static void inc_cancel(GtkWidget *widget, gpointer data)
        IncSession *session = dialog->queue_list->data;
        SockInfo *sockinfo = session->pop3_state->sockinfo;
 
-#if USE_THREADS
-       if (sockinfo->state == CONN_READY ||
-           sockinfo->state == CONN_LOOKUPSUCCESS) {
-               pthread_cancel(sockinfo->connect_thr);
-               //pthread_kill(sockinfo->connect_thr, SIGINT);
-               g_print("connection was cancelled.\n");
-       }
-#endif
+       if (!sockinfo || session->atm->terminated == TRUE) return;
 
        session->pop3_state->inc_state = INC_CANCEL;
        pop3_automaton_terminate(sockinfo, session->atm);
+       session->pop3_state->sockinfo = NULL;
 }
 
 static gint inc_spool(void)
@@ -927,10 +1080,14 @@ static gint get_spool(FolderItem *dest, const gchar *mbox)
        unlock_mbox(mbox, lockfd, LOCK_FLOCK);
 
        if (folder_table) {
-               folder_item_scan_foreach(folder_table);
-               folderview_update_item_foreach(folder_table);
+               if (!prefs_common.scan_all_after_inc) {
+               g_hash_table_insert(folder_table, dest,
+                                   GINT_TO_POINTER(1));
+                       folder_item_scan_foreach(folder_table);
+                       folderview_update_item_foreach(folder_table);
+               }
                g_hash_table_destroy(folder_table);
-       } else {
+       } else if (!prefs_common.scan_all_after_inc) {
                folder_item_scan(dest);
                folderview_update_item(dest, FALSE);
        }
@@ -938,6 +1095,17 @@ static gint get_spool(FolderItem *dest, const gchar *mbox)
        return msgs;
 }
 
+void inc_lock(void)
+{
+       inc_lock_count++;
+}
+
+void inc_unlock(void)
+{
+       if (inc_lock_count > 0)
+               inc_lock_count--;
+}
+
 static guint autocheck_timer = 0;
 static gpointer autocheck_data = NULL;
 
@@ -947,21 +1115,26 @@ void inc_autocheck_timer_init(MainWindow *mainwin)
        inc_autocheck_timer_set();
 }
 
-void inc_autocheck_timer_set(void)
+static void inc_autocheck_timer_set_interval(guint interval)
 {
        inc_autocheck_timer_remove();
 
        if (prefs_common.autochk_newmail && autocheck_data) {
                autocheck_timer = gtk_timeout_add
-                       (prefs_common.autochk_itv * 60000,
-                        inc_autocheck_func,
-                        autocheck_data);
+                       (interval, inc_autocheck_func, autocheck_data);
+               debug_print("added timer = %d\n", autocheck_timer);
        }
 }
 
+void inc_autocheck_timer_set(void)
+{
+       inc_autocheck_timer_set_interval(prefs_common.autochk_itv * 60000);
+}
+
 void inc_autocheck_timer_remove(void)
 {
        if (autocheck_timer) {
+               debug_print("removed timer = %d\n", autocheck_timer);
                gtk_timeout_remove(autocheck_timer);
                autocheck_timer = 0;
        }
@@ -971,6 +1144,12 @@ static gint inc_autocheck_func(gpointer data)
 {
        MainWindow *mainwin = (MainWindow *)data;
 
+       if (inc_lock_count) {
+               debug_print("autocheck is locked.\n");
+               inc_autocheck_timer_set_interval(1000);
+               return FALSE;
+       }
+
        inc_all_account_mail(mainwin);
 
        return FALSE;