2007-07-03 [colin] 2.10.0cvs4
[claws.git] / src / folder.c
index dae3b4cbce4e9507b81d0941bc119d4f32fc2882..2221d7863b203ff404b3c4db22486cfcedfb17b5 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
+ * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
  *
  * 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
@@ -57,6 +57,7 @@
 #include "gtkutils.h"
 #include "timing.h"
 #include "compose.h"
+#include "main.h"
 
 /* Dependecies to be removed ?! */
 #include "prefs_common.h"
@@ -81,6 +82,9 @@ static GSList *folder_unloaded_list = NULL;
 void folder_init               (Folder         *folder,
                                 const gchar    *name);
 
+static gchar *folder_item_get_cache_file       (FolderItem     *item);
+static gchar *folder_item_get_mark_file        (FolderItem     *item);
+static gchar *folder_item_get_tags_file        (FolderItem     *item);
 static gchar *folder_get_list_path     (void);
 static GNode *folder_get_xml_node      (Folder         *folder);
 static Folder *folder_get_from_xml     (GNode          *node);
@@ -90,10 +94,13 @@ static void folder_update_op_count_rec      (GNode          *node);
 static void folder_get_persist_prefs_recursive
                                        (GNode *node, GHashTable *pptable);
 static gboolean persist_prefs_free     (gpointer key, gpointer val, gpointer data);
-void folder_item_read_cache            (FolderItem *item);
+static void folder_item_read_cache             (FolderItem *item);
 gint folder_item_scan_full             (FolderItem *item, gboolean filtering);
 static void folder_item_update_with_msg (FolderItem *item, FolderItemUpdateFlags update_flags,
                                          MsgInfo *msg);
+static GHashTable *folder_persist_prefs_new    (Folder *folder);
+static void folder_persist_prefs_free          (GHashTable *pptable);
+static void folder_item_restore_persist_prefs  (FolderItem *item, GHashTable *pptable);
 
 void folder_system_init(void)
 {
@@ -102,7 +109,7 @@ void folder_system_init(void)
        folder_register_class(news_get_class());
 }
 
-GSList *folder_get_class_list(void)
+static GSList *folder_get_class_list(void)
 {
        return class_list;
 }
@@ -341,6 +348,7 @@ FolderItem *folder_item_new(Folder *folder, const gchar *name, const gchar *path
        item->unreadmarked_msgs = 0;
        item->marked_msgs = 0;
        item->total_msgs = 0;
+       item->order = 0;
        item->last_num = -1;
        item->cache = NULL;
        item->no_sub = FALSE;
@@ -522,6 +530,8 @@ void folder_item_set_xml(Folder *folder, FolderItem *item, XMLTag *tag)
                        item->unreadmarked_msgs = atoi(attr->value);
                else if (!strcmp(attr->name, "marked"))
                        item->marked_msgs = atoi(attr->value);
+               else if (!strcmp(attr->name, "order"))
+                       item->order = atoi(attr->value);
                else if (!strcmp(attr->name, "total"))
                        item->total_msgs = atoi(attr->value);
                else if (!strcmp(attr->name, "no_sub"))
@@ -565,6 +575,10 @@ void folder_item_set_xml(Folder *folder, FolderItem *item, XMLTag *tag)
                                item->sort_key = SORT_BY_TO;
                        else if (!strcmp(attr->value, "locked"))
                                item->sort_key = SORT_BY_LOCKED;
+                       else if (!strcmp(attr->value, "tags"))
+                               item->sort_key = SORT_BY_TAGS;
+                       else if (!strcmp(attr->value, "thread_date"))
+                               item->sort_key = SORT_BY_THREAD_DATE;
                } else if (!strcmp(attr->name, "sort_type")) {
                        if (!strcmp(attr->value, "ascending"))
                                item->sort_type = SORT_ASCENDING;
@@ -578,8 +592,14 @@ void folder_item_set_xml(Folder *folder, FolderItem *item, XMLTag *tag)
                                g_warning("account_id: %s not found\n", attr->value);
                        else
                                item->account = account;
-               } else if (!strcmp(attr->name, "apply_sub"))
+               } else if (!strcmp(attr->name, "apply_sub")) {
                        item->apply_sub = *attr->value == '1' ? TRUE : FALSE;
+               } else if (!strcmp(attr->name, "last_seen")) {
+                       if (!claws_crashed())
+                               item->last_seen = atoi(attr->value);
+                       else
+                               item->last_seen = 0;
+               }
        }
 }
 
@@ -590,7 +610,7 @@ XMLTag *folder_item_get_xml(Folder *folder, FolderItem *item)
        static gchar *sort_key_str[] = {"none", "number", "size", "date",
                                        "from", "subject", "score", "label",
                                        "mark", "unread", "mime", "to", 
-                                       "locked"};
+                                       "locked", "tags", "thread_date" };
        XMLTag *tag;
        gchar *value;
 
@@ -625,12 +645,15 @@ XMLTag *folder_item_get_xml(Folder *folder, FolderItem *item)
        xml_tag_add_attr(tag, xml_attr_new_int("unreadmarked", item->unreadmarked_msgs));
        xml_tag_add_attr(tag, xml_attr_new_int("marked", item->marked_msgs));
        xml_tag_add_attr(tag, xml_attr_new_int("total", item->total_msgs));
+       xml_tag_add_attr(tag, xml_attr_new_int("order", item->order));
 
        if (item->account)
                xml_tag_add_attr(tag, xml_attr_new_int("account_id", item->account->account_id));
        if (item->apply_sub)
                xml_tag_add_attr(tag, xml_attr_new("apply_sub", "1"));
 
+       xml_tag_add_attr(tag, xml_attr_new_int("last_seen", item->last_seen));
+
        return tag;
 }
 
@@ -667,7 +690,7 @@ void folder_set_sort(Folder *folder, guint sort)
        }
 }
 
-gboolean folder_tree_destroy_func(GNode *node, gpointer data) {
+static gboolean folder_tree_destroy_func(GNode *node, gpointer data) {
        FolderItem *item = (FolderItem *) node->data;
 
        folder_item_destroy(item);
@@ -786,7 +809,11 @@ void folder_write_list(void)
        path = folder_get_list_path();
        if ((pfile = prefs_write_open(path)) == NULL) return;
 
-       xml_file_put_xml_decl(pfile->fp);
+       if (xml_file_put_xml_decl(pfile->fp) < 0) {
+               prefs_file_close_revert(pfile);
+               g_warning("failed to start write folder list.\n");
+               return;         
+       }
        tag = xml_tag_new("folderlist");
 
        xmlnode = xml_node_new(tag, NULL);
@@ -808,15 +835,16 @@ void folder_write_list(void)
                g_node_append(rootnode, (gpointer) xml_copy_tree(node));
        }
 
-       xml_write_tree(rootnode, pfile->fp);
-
-       if (prefs_file_close(pfile) < 0)
+       if (xml_write_tree(rootnode, pfile->fp) < 0) {
+               prefs_file_close_revert(pfile);
                g_warning("failed to write folder list.\n");
-
+       } else if (prefs_file_close(pfile) < 0) {
+               g_warning("failed to write folder list.\n");
+       }
        xml_free_tree(rootnode);
 }
 
-gboolean folder_scan_tree_func(GNode *node, gpointer data)
+static gboolean folder_scan_tree_func(GNode *node, gpointer data)
 {
        GHashTable *pptable = (GHashTable *)data;
        FolderItem *item = (FolderItem *)node->data;
@@ -861,6 +889,43 @@ void folder_scan_tree(Folder *folder, gboolean rebuild)
        folder_write_list();
 }
 
+static gboolean folder_restore_prefs_func(GNode *node, gpointer data)
+{
+       GHashTable *pptable = (GHashTable *)data;
+       FolderItem *item = (FolderItem *)node->data;
+       
+       folder_item_restore_persist_prefs(item, pptable);
+
+       return FALSE;
+}
+
+void folder_fast_scan_tree(Folder *folder)
+{
+       GHashTable *pptable;
+       FolderUpdateData hookdata;
+
+       if (!folder->klass->scan_tree)
+               return;
+       
+       pptable = folder_persist_prefs_new(folder);
+
+       if (folder->klass->scan_tree(folder) < 0) {
+               return;
+       } 
+
+       hookdata.folder = folder;
+       hookdata.update_flags = FOLDER_TREE_CHANGED;
+       hookdata.item = NULL;
+       hooks_invoke(FOLDER_UPDATE_HOOKLIST, &hookdata);
+
+       g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_restore_prefs_func, pptable);
+       folder_persist_prefs_free(pptable);
+
+       prefs_matcher_read_config();
+
+       folder_write_list();
+}
+
 FolderItem *folder_create_folder(FolderItem *parent, const gchar *name)
 {
        FolderItem *new_item;
@@ -1142,14 +1207,20 @@ FolderItem *folder_find_item_from_path(const gchar *path)
 {
        Folder *folder;
        gpointer d[2];
-
-       folder = folder_get_default_folder();
+       GList *list = folder_get_list();
+       
+       folder = list ? list->data:NULL;
+       
        g_return_val_if_fail(folder != NULL, NULL);
 
        d[0] = (gpointer)path;
        d[1] = NULL;
-       g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
+       while (d[1] == NULL && list) {
+               folder = FOLDER(list->data);
+               g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
                        folder_item_find_func, d);
+               list = list->next;
+       }
        return d[1];
 }
 
@@ -1186,7 +1257,7 @@ FolderClass *folder_get_class_from_string(const gchar *str)
        return NULL;
 }
 
-gchar *folder_get_identifier(Folder *folder)
+static gchar *folder_get_identifier(Folder *folder)
 {
        gchar *type_str;
 
@@ -1202,7 +1273,9 @@ gchar *folder_item_get_identifier(FolderItem *item)
        gchar *folder_id = NULL;
 
        g_return_val_if_fail(item != NULL, NULL);
-       g_return_val_if_fail(item->path != NULL, NULL);
+
+       if (item->path == NULL)
+               return NULL;
 
        folder_id = folder_get_identifier(item->folder);
        id = g_strconcat(folder_id, "/", item->path, NULL);
@@ -1319,11 +1392,6 @@ gchar *folder_item_get_name(FolderItem *item)
        return name;
 }
 
-Folder *folder_get_default_folder(void)
-{
-       return folder_list ? FOLDER(folder_list->data) : NULL;
-}
-
 gboolean folder_have_mailbox (void)
 {
        GList *cur;
@@ -1355,6 +1423,26 @@ FolderItem *folder_get_default_inbox(void)
        return NULL;
 }
 
+FolderItem *folder_get_default_inbox_for_class(FolderType type)
+{
+       GList *flist;
+
+       for (flist = folder_list; flist != NULL; flist = g_list_next(flist)) {
+               Folder * folder = FOLDER(flist->data);
+
+               if (folder == NULL)
+                       continue;
+               if (folder->inbox == NULL)
+                       continue;
+               if (folder->klass->type != type)
+                       continue;
+
+               return folder->inbox;
+       }
+
+       return NULL;
+}
+
 FolderItem *folder_get_default_outbox(void)
 {
        GList *flist;
@@ -1366,6 +1454,8 @@ FolderItem *folder_get_default_outbox(void)
                        continue;
                if (folder->outbox == NULL)
                        continue;
+               if (folder->klass->type == F_UNKNOWN)
+                       continue;
 
                return folder->outbox;
        }
@@ -1384,6 +1474,8 @@ FolderItem *folder_get_default_draft(void)
                        continue;
                if (folder->draft == NULL)
                        continue;
+               if (folder->klass->type == F_UNKNOWN)
+                       continue;
 
                return folder->draft;
        }
@@ -1402,6 +1494,8 @@ FolderItem *folder_get_default_queue(void)
                        continue;
                if (folder->queue == NULL)
                        continue;
+               if (folder->klass->type == F_UNKNOWN)
+                       continue;
 
                return folder->queue;
        }
@@ -1420,6 +1514,8 @@ FolderItem *folder_get_default_trash(void)
                        continue;
                if (folder->trash == NULL)
                        continue;
+               if (folder->klass->type == F_UNKNOWN)
+                       continue;
 
                return folder->trash;
        }
@@ -1561,7 +1657,6 @@ void folder_item_process_open (FolderItem *item,
        /* Processing */
        buf = g_strdup_printf(_("Processing (%s)...\n"), 
                              item->path ? item->path : item->name);
-       debug_print("%s\n", buf);
        g_free(buf);
 
        if (before_proc_func)
@@ -1572,14 +1667,13 @@ void folder_item_process_open (FolderItem *item,
        if (after_proc_func)
                after_proc_func(data);
 
-       debug_print("done.\n");
        item->processing_pending = FALSE;
        return; 
 }
 
 gint folder_item_open(FolderItem *item)
 {
-       START_TIMING("folder_item_open"); 
+       START_TIMING(""); 
        if (item->no_select)
                return -1;
 
@@ -1699,6 +1793,7 @@ static gint syncronize_flags(FolderItem *item, MsgInfoList *msglist)
                MsgPermFlags permflags = 0;
                gboolean skip;
 
+               folder_item_update_freeze();
                for (cur = msglist; cur != NULL; cur = g_slist_next(cur)) {
                        msginfo = (MsgInfo *) cur->data;
                
@@ -1716,6 +1811,7 @@ static gint syncronize_flags(FolderItem *item, MsgInfoList *msglist)
                                        ~permflags & msginfo->flags.perm_flags, 0);
                        }
                }
+               folder_item_update_thaw();
        }
        folder_item_set_batch(item, FALSE);
        g_relation_destroy(relation);   
@@ -1926,47 +2022,62 @@ gint folder_item_scan_full(FolderItem *item, gboolean filtering)
        folder_item_update_freeze();
        if (newmsg_list != NULL) {
                GSList *elem, *to_filter = NULL;
-               int total = g_slist_length(newmsg_list), cur = 0;
-               
-               if ((filtering == TRUE) &&
-                   (item->stype == F_INBOX) &&
-                   (item->folder->account != NULL) && 
-                   (item->folder->account->filter_on_recv)) 
-                       statusbar_print_all(_("Filtering messages...\n"));
+               gboolean do_filter = (filtering == TRUE) &&
+                                       (item->stype == F_INBOX) &&
+                                       (item->folder->account != NULL) && 
+                                       (item->folder->account->filter_on_recv);
                
                for (elem = newmsg_list; elem != NULL; elem = g_slist_next(elem)) {
                        MsgInfo *msginfo = (MsgInfo *) elem->data;
 
-                       statusbar_progress_all(cur++,total, 10);
-
                        msgcache_add_msg(item->cache, msginfo);
-                       if ((filtering == TRUE) &&
-                           (item->stype == F_INBOX) &&
-                           (item->folder->account != NULL) && 
-                           (item->folder->account->filter_on_recv) &&
-                           procmsg_msginfo_filter(msginfo,  item->folder->account))
-                               to_filter = g_slist_prepend(to_filter, msginfo);
-                       else {
+                       if (!do_filter) {
                                exists_list = g_slist_prepend(exists_list, msginfo);
-                               
+
                                if(prefs_common.thread_by_subject &&
                                        MSG_IS_IGNORE_THREAD(msginfo->flags) &&
                                        !subject_table_lookup(subject_table, msginfo->subject)) {
                                        subject_table_insert(subject_table, msginfo->subject, msginfo);
-                               }
+                               }                       
                        }
                }
-               filtering_move_and_copy_msgs(to_filter);
-               for (elem = to_filter; elem; elem = g_slist_next(elem)) {
-                       MsgInfo *msginfo = (MsgInfo *)elem->data;
-                       procmsg_msginfo_free(msginfo);
+
+               if (do_filter) {
+                       GSList *unfiltered;
+                       procmsg_msglist_filter(newmsg_list, item->folder->account, 
+                                       &to_filter, &unfiltered, 
+                                       TRUE);
+                       
+                       filtering_move_and_copy_msgs(newmsg_list);
+                       if (to_filter != NULL) {
+                               for (elem = to_filter; elem; elem = g_slist_next(elem)) {
+                                       MsgInfo *msginfo = (MsgInfo *)elem->data;
+                                       procmsg_msginfo_free(msginfo);
+                               }
+                               g_slist_free(to_filter);
+                       }
+                       if (unfiltered != NULL) {
+                               for (elem = unfiltered; elem; elem = g_slist_next(elem)) {
+                                       MsgInfo *msginfo = (MsgInfo *)elem->data;
+                                       exists_list = g_slist_prepend(exists_list, msginfo);
+
+                                       if(prefs_common.thread_by_subject &&
+                                               MSG_IS_IGNORE_THREAD(msginfo->flags) &&
+                                               !subject_table_lookup(subject_table, msginfo->subject)) {
+                                               subject_table_insert(subject_table, msginfo->subject, msginfo);
+                                       }
+                               }
+                               g_slist_free(unfiltered);
+                       }
+                       if (prefs_common.real_time_sync)
+                               folder_item_synchronise(item);
+               } else {
+                       if (prefs_common.real_time_sync)
+                               folder_item_synchronise(item);
                }
 
-               g_slist_free(to_filter);
                g_slist_free(newmsg_list);
 
-               statusbar_progress_all(0,0,0);
-               statusbar_pop_all();
                update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
        }
 
@@ -2042,21 +2153,6 @@ gint folder_item_scan(FolderItem *item)
        return folder_item_scan_full(item, TRUE);
 }
 
-static gboolean folder_scan_all_items_func(GNode *node, gpointer data)
-{
-       FolderItem *item = node->data;
-
-       folder_item_scan(item);
-
-       return FALSE;
-}
-
-void folder_scan_all_items(Folder * folder)
-{
-       g_node_traverse(folder->node, G_PRE_ORDER,
-                       G_TRAVERSE_ALL, -1, folder_scan_all_items_func, NULL);
-}
-
 static void folder_item_scan_foreach_func(gpointer key, gpointer val,
                                          gpointer data)
 {
@@ -2068,7 +2164,7 @@ void folder_item_scan_foreach(GHashTable *table)
        g_hash_table_foreach(table, folder_item_scan_foreach_func, NULL);
 }
 
-void folder_count_total_cache_memusage(FolderItem *item, gpointer data)
+static void folder_count_total_cache_memusage(FolderItem *item, gpointer data)
 {
        gint *memusage = (gint *)data;
 
@@ -2109,7 +2205,7 @@ gint folder_item_syncronize_flags(FolderItem *item)
        return ret;
 }
 
-gint folder_cache_time_compare_func(gconstpointer a, gconstpointer b)
+static gint folder_cache_time_compare_func(gconstpointer a, gconstpointer b)
 {
        FolderItem *fa = (FolderItem *)a;
        FolderItem *fb = (FolderItem *)b;
@@ -2117,7 +2213,7 @@ gint folder_cache_time_compare_func(gconstpointer a, gconstpointer b)
        return (gint) (msgcache_get_last_access_time(fa->cache) - msgcache_get_last_access_time(fb->cache));
 }
 
-void folder_find_expired_caches(FolderItem *item, gpointer data)
+static void folder_find_expired_caches(FolderItem *item, gpointer data)
 {
        GSList **folder_item_list = (GSList **)data;
        gint difftime, expiretime;
@@ -2199,15 +2295,16 @@ void folder_clean_cache_memory(FolderItem *protected_item)
        }
 }
 
-void folder_item_read_cache(FolderItem *item)
+static void folder_item_read_cache(FolderItem *item)
 {
-       gchar *cache_file, *mark_file;
-       START_TIMING("folder_item_read_cache");
+       gchar *cache_file, *mark_file, *tags_file;
+       START_TIMING("");
        g_return_if_fail(item != NULL);
 
        if (item->path != NULL) {
                cache_file = folder_item_get_cache_file(item);
                mark_file = folder_item_get_mark_file(item);
+               tags_file = folder_item_get_tags_file(item);
                item->cache = msgcache_read_cache(item, cache_file);
                if (!item->cache) {
                        MsgInfoList *list, *cur;
@@ -2241,8 +2338,11 @@ void folder_item_read_cache(FolderItem *item)
                } else
                        msgcache_read_mark(item->cache, mark_file);
 
+               msgcache_read_tags(item->cache, tags_file);
+
                g_free(cache_file);
                g_free(mark_file);
+               g_free(tags_file);
        } else {
                item->cache = msgcache_new();
        }
@@ -2252,7 +2352,7 @@ void folder_item_read_cache(FolderItem *item)
 
 void folder_item_write_cache(FolderItem *item)
 {
-       gchar *cache_file, *mark_file;
+       gchar *cache_file, *mark_file, *tags_file;
        FolderItemPrefs *prefs;
        gint filemode = 0;
        gchar *id;
@@ -2273,7 +2373,8 @@ void folder_item_write_cache(FolderItem *item)
 
        cache_file = folder_item_get_cache_file(item);
        mark_file = folder_item_get_mark_file(item);
-       if (msgcache_write(cache_file, mark_file, item->cache) < 0) {
+       tags_file = folder_item_get_tags_file(item);
+       if (msgcache_write(cache_file, mark_file, tags_file, item->cache) < 0) {
                prefs = item->prefs;
                if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
                        /* for cache file */
@@ -2285,12 +2386,14 @@ void folder_item_write_cache(FolderItem *item)
         }
 
        if (!need_scan && FOLDER_TYPE(item->folder) == F_MH) {
-               if (item->mtime == last_mtime)
-                       item->mtime = time(NULL);
+               if (item->mtime == last_mtime) {
+                       mh_set_mtime(item);
+               }
        }
 
        g_free(cache_file);
        g_free(mark_file);
+       g_free(tags_file);
 }
 
 MsgInfo *folder_item_get_msginfo(FolderItem *item, gint num)
@@ -2351,7 +2454,7 @@ GSList *folder_item_get_msg_list(FolderItem *item)
        return msgcache_get_msg_list(item->cache);
 }
 
-void msginfo_set_mime_flags(GNode *node, gpointer data)
+static void msginfo_set_mime_flags(GNode *node, gpointer data)
 {
        MsgInfo *msginfo = data;
        MimeInfo *mimeinfo = node->data;
@@ -2444,7 +2547,11 @@ gchar *folder_item_fetch_msg_full(FolderItem *item, gint num, gboolean headers,
        if (folder->klass->fetch_msg_full == NULL)
                return folder_item_fetch_msg(item, num);
 
-       msgfile = folder->klass->fetch_msg_full(folder, item, num, 
+       if (item->prefs->offlinesync && prefs_common.real_time_sync)
+               msgfile = folder->klass->fetch_msg_full(folder, item, num, 
+                                               TRUE, TRUE);
+       else
+               msgfile = folder->klass->fetch_msg_full(folder, item, num, 
                                                headers, body);
 
        if (msgfile != NULL) {
@@ -2509,6 +2616,8 @@ gint folder_item_fetch_all_msg(FolderItem *item)
                                        folder->ui_func_data ?
                                        folder->ui_func_data :
                                        GINT_TO_POINTER(num));
+               if (num % 50 == 0)
+                       GTK_EVENTS_FLUSH();
 
                msg = folder_item_fetch_msg(item, msginfo->msgnum);
                if (!msg) {
@@ -2590,7 +2699,7 @@ static void copy_msginfo_flags(MsgInfo *source, MsgInfo *dest)
                perm_flags |= MSG_IGNORE_THREAD;
 
        /* Unset tmp flags that should not be copied */
-       tmp_flags &= ~(MSG_MOVE | MSG_COPY);
+       tmp_flags &= ~(MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
 
        /* unset flags that are set but should not */
        /* and set new flags */
@@ -2599,6 +2708,11 @@ static void copy_msginfo_flags(MsgInfo *source, MsgInfo *dest)
                                  ~dest->flags.tmp_flags  & tmp_flags,
                                   dest->flags.perm_flags & ~perm_flags,
                                   dest->flags.tmp_flags  & ~tmp_flags);
+       
+       if (source && source->tags) {
+               g_slist_free(dest->tags);
+               dest->tags = g_slist_copy(source->tags);
+       }
 }
 
 static void add_msginfo_to_cache(FolderItem *item, MsgInfo *newmsginfo, MsgInfo *flagsource)
@@ -2754,8 +2868,8 @@ gint folder_item_add_msgs(FolderItem *dest, GSList *file_list,
 
         return lastnum;
 }
-               
-FolderItem *folder_item_move_recursive(FolderItem *src, FolderItem *dest
+
+static FolderItem *folder_item_move_recursive(FolderItem *src, FolderItem *dest, gboolean copy
 {
        GSList *mlist;
        FolderItem *new_item;
@@ -2764,7 +2878,7 @@ FolderItem *folder_item_move_recursive(FolderItem *src, FolderItem *dest)
        gchar *old_id, *new_id;
 
        /* move messages */
-       debug_print("Moving %s to %s\n", src->path, dest->path);
+       debug_print("%s %s to %s\n", copy?"Copying":"Moving", src->path, dest->path);
        new_item = folder_create_folder(dest, src->name);
        if (new_item == NULL) {
                printf("Can't create folder\n");
@@ -2775,18 +2889,27 @@ FolderItem *folder_item_move_recursive(FolderItem *src, FolderItem *dest)
                new_item->folder = dest->folder;
 
        /* move messages */
-       log_message(_("Moving %s to %s...\n"), 
+       log_message(LOG_PROTOCOL, copy ?_("Copying %s to %s...\n"):_("Moving %s to %s...\n"), 
                        src->name, new_item->path);
 
        mlist = folder_item_get_msg_list(src);
        
        if (mlist != NULL) {
-               folder_item_move_msgs(new_item, mlist);
+               if (copy)
+                       folder_item_copy_msgs(new_item, mlist);
+               else
+                       folder_item_move_msgs(new_item, mlist);
                procmsg_msg_list_free(mlist);
        }
        
        /*copy prefs*/
        folder_item_prefs_copy_prefs(src, new_item);
+       
+       /* copy internal data */
+       if (src->folder->klass == new_item->folder->klass &&
+           src->folder->klass->copy_private_data != NULL)
+               src->folder->klass->copy_private_data(src->folder,
+                                       src, new_item);
        new_item->collapsed = src->collapsed;
        new_item->thread_collapsed = src->thread_collapsed;
        new_item->threaded  = src->threaded;
@@ -2805,23 +2928,25 @@ FolderItem *folder_item_move_recursive(FolderItem *src, FolderItem *dest)
                if (srcnode && srcnode->data) {
                        next_item = (FolderItem*) srcnode->data;
                        srcnode = srcnode->next;
-                       if (folder_item_move_recursive(next_item, new_item) == NULL) {
+                       if (folder_item_move_recursive(next_item, new_item, copy) == NULL) {
                                return NULL;
                        }
                }
        }
        old_id = folder_item_get_identifier(src);
        new_id = folder_item_get_identifier(new_item);
-       debug_print("updating rules : %s => %s\n", old_id, new_id);
 
        /* if src supports removing, otherwise only copy folder */
-       if (src->folder->klass->remove_folder != NULL 
+       if (src->folder->klass->remove_folder != NULL && !copy) 
                src->folder->klass->remove_folder(src->folder, src);
        folder_write_list();
 
-       if (old_id != NULL && new_id != NULL) {
-               prefs_filtering_rename_path(old_id, new_id);
-               account_rename_path(old_id, new_id);
+       if (!copy) {
+               debug_print("updating rules : %s => %s\n", old_id, new_id);
+               if (old_id != NULL && new_id != NULL) {
+                       prefs_filtering_rename_path(old_id, new_id);
+                       account_rename_path(old_id, new_id);
+               }
        }
        g_free(old_id);
        g_free(new_id);
@@ -2829,12 +2954,12 @@ FolderItem *folder_item_move_recursive(FolderItem *src, FolderItem *dest)
        return new_item;
 }
 
-gint folder_item_move_to(FolderItem *src, FolderItem *dest, FolderItem **new_item)
+gint folder_item_move_to(FolderItem *src, FolderItem *dest, FolderItem **new_item, gboolean copy)
 {
        FolderItem *tmp = folder_item_parent(dest);
        gchar * src_identifier, * dst_identifier;
        gchar * phys_srcpath, * phys_dstpath, *tmppath;
-       
+
        while (tmp) {
                if (tmp == src) {
                        return F_MOVE_FAILED_DEST_IS_CHILD;
@@ -2856,7 +2981,7 @@ gint folder_item_move_to(FolderItem *src, FolderItem *dest, FolderItem **new_ite
                return F_MOVE_FAILED;
        }
 
-       if (src->folder != dest->folder) {
+       if (src->folder != dest->folder && !copy) {
                return F_MOVE_FAILED_DEST_OUTSIDE_MAILBOX;
        }
 
@@ -2876,7 +3001,7 @@ gint folder_item_move_to(FolderItem *src, FolderItem *dest, FolderItem **new_ite
                return F_MOVE_FAILED_DEST_IS_PARENT;
        }
        debug_print("moving \"%s\" to \"%s\"\n", phys_srcpath, phys_dstpath);
-       if ((tmp = folder_item_move_recursive(src, dest)) == NULL) {
+       if ((tmp = folder_item_move_recursive(src, dest, copy)) == NULL) {
                return F_MOVE_FAILED;
        }
        
@@ -3004,7 +3129,7 @@ static gint do_copy_msgs(FolderItem *dest, GSList *msglist, gboolean remove_sour
                 * copying was successfull and update folder
                 * message counts
                 */
-               if (item->folder->klass->remove_msgs) {
+               if (not_moved == NULL && item->folder->klass->remove_msgs) {
                        item->folder->klass->remove_msgs(item->folder,
                                                                msginfo->folder,
                                                                msglist,
@@ -3016,8 +3141,15 @@ static gint do_copy_msgs(FolderItem *dest, GSList *msglist, gboolean remove_sour
                        item = msginfo->folder;
 
                        tuples = g_relation_select(relation, msginfo, 0);
-                       num = GPOINTER_TO_INT(g_tuples_index(tuples, 0, 1));
-                       g_tuples_destroy(tuples);
+                       if (tuples) {
+                               if (tuples->len)
+                                       num = GPOINTER_TO_INT(g_tuples_index(tuples, 0, 1));
+                               else
+                                       num = 0;
+                               g_tuples_destroy(tuples);
+                       } else {
+                               num = -1;
+                       }
 
                        if (g_slist_find(not_moved, msginfo))
                                continue;
@@ -3051,9 +3183,14 @@ static gint do_copy_msgs(FolderItem *dest, GSList *msglist, gboolean remove_sour
                 GTuples *tuples;
 
                 tuples = g_relation_select(relation, msginfo, 0);
-                num = GPOINTER_TO_INT(g_tuples_index(tuples, 0, 1));
-                g_tuples_destroy(tuples);
-
+               if (tuples->len > 0) {
+                       num = GPOINTER_TO_INT(g_tuples_index(tuples, 0, 1));
+                       g_tuples_destroy(tuples);
+               } else {
+                       num = 0;
+                       if (tuples)
+                               g_tuples_destroy(tuples);
+               }
                statusbar_progress_all(curmsg++,total, 100);
                if (curmsg % 100 == 0)
                        GTK_EVENTS_FLUSH();
@@ -3061,7 +3198,17 @@ static gint do_copy_msgs(FolderItem *dest, GSList *msglist, gboolean remove_sour
                if (num >= 0) {
                        MsgInfo *newmsginfo = NULL;
 
-                       if (folderscan) {
+                       if (!folderscan && num > 0) {
+                               newmsginfo = get_msginfo(dest, num);
+                               if (newmsginfo != NULL) {
+                                       add_msginfo_to_cache(dest, newmsginfo, msginfo);
+                               }
+                       }
+                       if (newmsginfo == NULL) {
+                               if (!folderscan) {
+                                       folder_item_scan_full(dest, FALSE);
+                                       folderscan = TRUE;
+                               }
                                if (msginfo->msgid != NULL) {
                                        newmsginfo = folder_item_get_msginfo_by_msgid(dest, msginfo->msgid);
                                        if (newmsginfo != NULL) {
@@ -3069,11 +3216,6 @@ static gint do_copy_msgs(FolderItem *dest, GSList *msglist, gboolean remove_sour
                                                num = newmsginfo->msgnum;
                                        }
                                }
-                       } else {
-                               newmsginfo = get_msginfo(dest, num);
-                               if (newmsginfo != NULL) {
-                                       add_msginfo_to_cache(dest, newmsginfo, msginfo);
-                               }
                        }
 
                        if (msginfo->planned_download 
@@ -3313,10 +3455,11 @@ gboolean folder_item_is_msg_changed(FolderItem *item, MsgInfo *msginfo)
        return folder->klass->is_msg_changed(folder, item, msginfo);
 }
 
-gchar *folder_item_get_cache_file(FolderItem *item)
+static gchar *folder_item_get_cache_file(FolderItem *item)
 {
        gchar *path;
        gchar *file;
+       gchar *old_file;
 
        g_return_val_if_fail(item != NULL, NULL);
        g_return_val_if_fail(item->path != NULL, NULL);
@@ -3326,15 +3469,21 @@ gchar *folder_item_get_cache_file(FolderItem *item)
        if (!is_dir_exist(path))
                make_dir_hier(path);
        file = g_strconcat(path, G_DIR_SEPARATOR_S, CACHE_FILE, NULL);
+       old_file = g_strconcat(path, G_DIR_SEPARATOR_S, OLD_CACHE_FILE, NULL);
+
+       if (!is_file_exist(file) && is_file_exist(old_file))
+               move_file(old_file, file, FALSE);
+       g_free(old_file);
        g_free(path);
 
        return file;
 }
 
-gchar *folder_item_get_mark_file(FolderItem *item)
+static gchar *folder_item_get_mark_file(FolderItem *item)
 {
        gchar *path;
        gchar *file;
+       gchar *old_file;
 
        g_return_val_if_fail(item != NULL, NULL);
        g_return_val_if_fail(item->path != NULL, NULL);
@@ -3344,6 +3493,43 @@ gchar *folder_item_get_mark_file(FolderItem *item)
        if (!is_dir_exist(path))
                make_dir_hier(path);
        file = g_strconcat(path, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
+       old_file = g_strconcat(path, G_DIR_SEPARATOR_S, OLD_MARK_FILE, NULL);
+
+       if (!is_file_exist(file) && is_file_exist(old_file))
+               move_file(old_file, file, FALSE);
+       g_free(old_file);
+       g_free(path);
+
+       return file;
+}
+
+static gchar *folder_item_get_tags_file(FolderItem *item)
+{
+       gchar *path;
+       gchar *identifier;
+       gchar *file;
+
+       /* we save tags files in rc_dir, because tagsrc is there too,
+        * and storing tags directly in the mailboxes would give strange
+        * result when using another Claws mailbox from another install
+        * with different tags. */
+
+       g_return_val_if_fail(item != NULL, NULL);
+
+       identifier = folder_item_get_identifier(item);
+       g_return_val_if_fail(identifier != NULL, NULL);
+       
+       path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
+                          "tagsdb", G_DIR_SEPARATOR_S,
+                          identifier, NULL);
+       
+       g_free(identifier);
+                          
+       if (!is_dir_exist(path))
+               make_dir_hier(path);
+
+       file = g_strconcat(path, G_DIR_SEPARATOR_S, TAGS_FILE, NULL);
+       
        g_free(path);
 
        return file;
@@ -3637,7 +3823,7 @@ FolderItem *folder_get_default_processing(void)
  * (note that in claws other options are in the folder_item_prefs_RC
  * file, so those don't need to be included in PersistPref yet) 
  */
-GHashTable *folder_persist_prefs_new(Folder *folder)
+static GHashTable *folder_persist_prefs_new(Folder *folder)
 {
        GHashTable *pptable;
 
@@ -3647,20 +3833,20 @@ GHashTable *folder_persist_prefs_new(Folder *folder)
        return pptable;
 }
 
-void folder_persist_prefs_free(GHashTable *pptable)
+static void folder_persist_prefs_free(GHashTable *pptable)
 {
        g_return_if_fail(pptable);
        g_hash_table_foreach_remove(pptable, persist_prefs_free, NULL);
        g_hash_table_destroy(pptable);
 }
 
-const PersistPrefs *folder_get_persist_prefs(GHashTable *pptable, const char *name)
+static const PersistPrefs *folder_get_persist_prefs(GHashTable *pptable, const char *name)
 {
        if (pptable == NULL || name == NULL) return NULL;
        return g_hash_table_lookup(pptable, name);
 }
 
-void folder_item_restore_persist_prefs(FolderItem *item, GHashTable *pptable)
+static void folder_item_restore_persist_prefs(FolderItem *item, GHashTable *pptable)
 {
        const PersistPrefs *pp;
        gchar *id = folder_item_get_identifier(item);
@@ -3732,6 +3918,7 @@ void folder_item_apply_processing(FolderItem *item)
        GSList *processing_list;
        GSList *mlist, *cur;
        guint total = 0, curmsg = 0;
+       gint last_apply_per_account;
 
        g_return_if_fail(item != NULL);
 
@@ -3744,11 +3931,16 @@ void folder_item_apply_processing(FolderItem *item)
        &&  !post_global_processing)
                return;
 
+       debug_print("processing %s\n", item->name);
        folder_item_update_freeze();
 
        mlist = folder_item_get_msg_list(item);
        total = g_slist_length(mlist);
        statusbar_print_all(_("Processing messages..."));
+
+       last_apply_per_account = prefs_common.apply_per_account_filtering_rules;
+       prefs_common.apply_per_account_filtering_rules = FILTERING_ACCOUNT_RULES_SKIP;
+
        for (cur = mlist ; cur != NULL ; cur = cur->next) {
                MsgInfo * msginfo;
 
@@ -3761,15 +3953,19 @@ void folder_item_apply_processing(FolderItem *item)
                statusbar_progress_all(curmsg++,total, 10);
 
                 /* apply pre global rules */
-               filter_message_by_msginfo(pre_global_processing, msginfo, NULL);
+               filter_message_by_msginfo(pre_global_processing, msginfo, NULL,
+                               FILTERING_PRE_PROCESSING, NULL);
                
                 /* apply rules of the folder */
-               filter_message_by_msginfo(processing_list, msginfo, NULL);
+               filter_message_by_msginfo(processing_list, msginfo, NULL,
+                               FILTERING_FOLDER_PROCESSING, item->name);
 
                 /* apply post global rules */
-               filter_message_by_msginfo(post_global_processing, msginfo, NULL);
-                
+               filter_message_by_msginfo(post_global_processing, msginfo, NULL,
+                               FILTERING_POST_PROCESSING, NULL);
        }
+       prefs_common.apply_per_account_filtering_rules = last_apply_per_account;
+
        if (pre_global_processing || processing_list
            || post_global_processing)
                filtering_move_and_copy_msgs(mlist);
@@ -3864,12 +4060,22 @@ void folder_item_update_thaw(void)
        }
 }
 
+void folder_item_synchronise(FolderItem *item)
+{
+       if (!item)
+               return;
+       if (item->prefs->offlinesync && item->folder->klass->synchronise) {
+               statusbar_print_all(_("Synchronising %s for offline use...\n"), item->path ? item->path : "(null)");
+               item->folder->klass->synchronise(item);
+               statusbar_pop_all();
+       }
+}
+
 static void folder_item_synchronise_func(FolderItem *item, gpointer data)
 {
        Folder *folder = (Folder *)data;
        if (folder == NULL || item->folder == folder) {
-               if(item->prefs->offlinesync && item->folder->klass->synchronise)
-                       item->folder->klass->synchronise(item);
+               folder_item_synchronise(item);
        }
 }
 
@@ -3903,7 +4109,8 @@ gboolean folder_want_synchronise(Folder *folder)
        folder_func_to_all_folders(folder_item_want_synchronise_func, want_sync_data);
        result = want_sync_data->want_sync;
        g_free(want_sync_data);
-       debug_print("Folder %s wants sync: %d\n", folder->name, result);
+       if (result > 0)
+               debug_print("Folder %s wants sync\n", folder->name);
        return result;
 }
 
@@ -3943,10 +4150,6 @@ gboolean folder_has_parent_of_type(FolderItem *item,
                        /* here's an exception: Inbox subfolders are normal. */
                        if (item->parent_stype == -1 && cur->stype == F_INBOX 
                        && item != cur) {
-                               debug_print("set item %s parent type to %d "
-                                       "even if %s is F_INBOX\n",
-                                       item->path ? item->path : "(null)",
-                                       0, cur->path);
                                item->parent_stype = F_NORMAL;
                                break;
                        }
@@ -3954,21 +4157,11 @@ gboolean folder_has_parent_of_type(FolderItem *item,
                         * well copy it instead of going up the full way */
                        if (cur->parent_stype != -1) {
                                item->parent_stype = cur->parent_stype;
-                               debug_print("set item %s parent type to %d "
-                                       "from %s's parent type\n",
-                                       item->path ? item->path : "(null)",
-                                       cur->parent_stype ? cur->parent_stype : 0, 
-                                       cur->path ? cur->path : "(null)");
                                break;
                        }
                        /* we found a parent that has a special type. That's 
                         * our parent type. */
                        if (cur->stype != F_NORMAL) {
-                               debug_print("set item %s parent type to %d "
-                                       "from %s's type\n",
-                                       item->path ? item->path : "(null)",
-                                       cur->stype ? cur->stype : 0, 
-                                       cur->path ? cur->path : "(null)");
                                cur->parent_stype = cur->stype;
                                item->parent_stype = cur->stype;
                                break;
@@ -3979,8 +4172,6 @@ gboolean folder_has_parent_of_type(FolderItem *item,
                /* as we still didn't find anything, our parents must all be 
                 * normal. */
                if (item->parent_stype == -1) {
-                       debug_print("set item %s to 0 from default\n", 
-                               item->path ? item->path : "(null)");
                        item->parent_stype = F_NORMAL;
                }
        }
@@ -4001,4 +4192,17 @@ gboolean folder_subscribe (const gchar *uri)
        return FALSE;
 
 }
+
+gboolean folder_get_sort_type          (Folder         *folder,
+                                        FolderSortKey  *sort_key,
+                                        FolderSortType *sort_type)
+{
+       if (!folder || !sort_key || !sort_type)
+               return FALSE;
+       if (folder->klass->get_sort_type == NULL)
+               return FALSE;
+       folder->klass->get_sort_type(folder, sort_key, sort_type); 
+       return TRUE;
+}
+
 #undef PUT_ESCAPE_STR