0.8.8claws75
[claws.git] / src / folder.c
index 001c21869e46b1fe07dbe56d4879588c32d4187d..eaae52915333953b077910c64d317e9f1dab9d46 100644 (file)
@@ -33,7 +33,6 @@
 
 #include "intl.h"
 #include "folder.h"
-#include "folderview.h"
 #include "session.h"
 #include "imap.h"
 #include "news.h"
 #include "utils.h"
 #include "xml.h"
 #include "codeconv.h"
-#include "prefs.h"
-#include "prefs_common.h"
+#include "prefs_gtk.h"
 #include "account.h"
-#include "prefs_account.h"
 #include "filtering.h"
 #include "scoring.h"
 #include "prefs_folder_item.h"
 #include "procheader.h"
+#include "hooks.h"
+#include "log.h"
+
+/* Dependecies to be removed ?! */
+#include "prefs_common.h"
+#include "prefs_account.h"
+#include "prefs_folder_item.h"
 
 static GList *folder_list = NULL;
 
@@ -120,8 +124,8 @@ static void folder_init(Folder *folder, const gchar *name)
        folder->item_new = NULL;
        folder->item_destroy = NULL;
        folder->fetch_msg = NULL;
-       folder->fetch_msginfo = NULL;
-       folder->fetch_msginfos = NULL;
+       folder->get_msginfo = NULL;
+       folder->get_msginfos = NULL;
        folder->get_num_list = NULL;
        folder->ui_func = NULL;
        folder->ui_func_data = NULL;
@@ -204,6 +208,7 @@ FolderItem *folder_item_new(Folder *folder, const gchar *name, const gchar *path
        item->mtime = 0;
        item->new = 0;
        item->unread = 0;
+       item->unreadmarked = 0;
        item->total = 0;
        item->last_num = -1;
        item->cache = NULL;
@@ -412,7 +417,7 @@ void folder_write_list(void)
 
        fputs("</folderlist>\n", pfile->fp);
 
-       if (prefs_write_close(pfile) < 0)
+       if (prefs_file_close(pfile) < 0)
                g_warning("failed to write folder list.\n");
 }
 
@@ -442,6 +447,8 @@ void folder_scan_tree(Folder *folder)
        folder_persist_prefs_free(pptable);
 
        prefs_matcher_read_config();
+
+       folder_write_list();
 }
 
 FolderItem *folder_create_folder(FolderItem *parent, const gchar *name)
@@ -459,6 +466,7 @@ struct TotalMsgCount
 {
        guint new;
        guint unread;
+       guint unreadmarked;
        guint total;
 };
 
@@ -508,14 +516,15 @@ static void folder_count_total_msgs_func(FolderItem *item, gpointer data)
 
        count->new += item->new;
        count->unread += item->unread;
+       count->unreadmarked += item->unreadmarked;
        count->total += item->total;
 }
 
-void folder_count_total_msgs(guint *new, guint *unread, guint *total)
+void folder_count_total_msgs(guint *new, guint *unread, guint *unreadmarked, guint *total)
 {
        struct TotalMsgCount count;
 
-       count.new = count.unread = count.total = 0;
+       count.new = count.unread = count.unreadmarked = count.total = 0;
 
        debug_print("Counting total number of messages...\n");
 
@@ -523,6 +532,7 @@ void folder_count_total_msgs(guint *new, guint *unread, guint *total)
 
        *new = count.new;
        *unread = count.unread;
+       *unreadmarked = count.unreadmarked;
        *total = count.total;
 }
 
@@ -936,13 +946,60 @@ static gint folder_sort_folder_list(gconstpointer a, gconstpointer b)
        return (gint_a - gint_b);
 }
 
+gint folder_item_open(FolderItem *item)
+{
+       if(((item->folder->type == F_IMAP) && !item->no_select) || (item->folder->type == F_NEWS)) {
+               folder_item_scan(item);
+       }
+
+       /* Processing */
+       if(item->prefs->processing != NULL) {
+               gchar *buf;
+               
+               buf = g_strdup_printf(_("Processing (%s)...\n"), item->path);
+               debug_print("%s\n", buf);
+               g_free(buf);
+       
+               folder_item_apply_processing(item);
+
+               debug_print("done.\n");
+       }
+
+       return 0;
+}
+
+void folder_item_close(FolderItem *item)
+{
+       GSList *mlist, *cur;
+       
+       g_return_if_fail(item != NULL);
+
+       if (item->new) {
+               mlist = folder_item_get_msg_list(item);
+               for (cur = mlist ; cur != NULL ; cur = cur->next) {
+                       MsgInfo * msginfo;
+
+                       msginfo = (MsgInfo *) cur->data;
+                       if (MSG_IS_NEW(msginfo->flags))
+                               procmsg_msginfo_unset_flags(msginfo, MSG_NEW, 0);
+                       procmsg_msginfo_free(msginfo);
+               }
+               g_slist_free(mlist);
+       }               
+
+       folder_item_write_cache(item);
+       
+       folder_item_update(item, F_ITEM_UPDATE_MSGCNT);
+}
+
 gint folder_item_scan(FolderItem *item)
 {
        Folder *folder;
        GSList *folder_list = NULL, *cache_list = NULL, *folder_list_cur, *cache_list_cur, *new_list = NULL;
-       guint newcnt = 0, unreadcnt = 0, totalcnt = 0;
+       guint newcnt = 0, unreadcnt = 0, totalcnt = 0, unreadmarkedcnt = 0;
        guint cache_max_num, folder_max_num, cache_cur_num, folder_cur_num;
-
+       gboolean update_flags = 0;
+    
        g_return_val_if_fail(item != NULL, -1);
        if (item->path == NULL) return -1;
 
@@ -1060,6 +1117,8 @@ gint folder_item_scan(FolderItem *item)
                        else
                                cache_cur_num = G_MAXINT;
 
+                       update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
+
                        continue;
                }
 
@@ -1076,12 +1135,16 @@ gint folder_item_scan(FolderItem *item)
 
                                msgcache_remove_msg(item->cache, msginfo->msgnum);
 
-                               if (NULL != (newmsginfo = folder->fetch_msginfo(folder, item, folder_cur_num))) {
+                               if (NULL != (newmsginfo = folder->get_msginfo(folder, item, folder_cur_num))) {
                                        msgcache_add_msg(item->cache, newmsginfo);
                                        if (MSG_IS_NEW(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
                                                newcnt++;
                                        if (MSG_IS_UNREAD(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
                                                unreadcnt++;
+                                       if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
+                                               unreadmarkedcnt++;
+                                       if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
+                                               procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
                                        procmsg_msginfo_free(newmsginfo);
                                }                                       
 
@@ -1091,6 +1154,10 @@ gint folder_item_scan(FolderItem *item)
                                        newcnt++;
                                if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                                        unreadcnt++;
+                               if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                                       unreadmarkedcnt++;
+                               if (!MSG_IS_IGNORE_THREAD(msginfo->flags) && procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
+                                       procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
                        }
                        totalcnt++;
                        procmsg_msginfo_free(msginfo);
@@ -1109,6 +1176,8 @@ gint folder_item_scan(FolderItem *item)
                        else
                                folder_cur_num = G_MAXINT;
 
+                       update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
+
                        continue;
                }
        }
@@ -1120,13 +1189,13 @@ gint folder_item_scan(FolderItem *item)
        g_slist_free(cache_list);
        g_slist_free(folder_list);
 
-       if (folder->fetch_msginfos) {
+       if (folder->get_msginfos) {
                GSList *elem;
                GSList *newmsg_list;
                MsgInfo *msginfo;
                
                if (new_list) {
-                       newmsg_list = folder->fetch_msginfos(folder, item, new_list);
+                       newmsg_list = folder->get_msginfos(folder, item, new_list);
                        for (elem = newmsg_list; elem != NULL; elem = g_slist_next(elem)) {
                                msginfo = (MsgInfo *) elem->data;
                                msgcache_add_msg(item->cache, msginfo);
@@ -1134,12 +1203,18 @@ gint folder_item_scan(FolderItem *item)
                                        newcnt++;
                                if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                                        unreadcnt++;
+                               if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                                       unreadmarkedcnt++;
+                               if (procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
+                                       procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
                                totalcnt++;
                                procmsg_msginfo_free(msginfo);
+
+                               update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
                        }
                        g_slist_free(newmsg_list);
                }
-       } else if (folder->fetch_msginfo) {
+       } else if (folder->get_msginfo) {
                GSList *elem;
        
                for (elem = new_list; elem != NULL; elem = g_slist_next(elem)) {
@@ -1147,27 +1222,33 @@ gint folder_item_scan(FolderItem *item)
                        guint num;
 
                        num = GPOINTER_TO_INT(elem->data);
-                       msginfo = folder->fetch_msginfo(folder, item, num);
+                       msginfo = folder->get_msginfo(folder, item, num);
                        if (msginfo != NULL) {
                                msgcache_add_msg(item->cache, msginfo);
                                if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                                    newcnt++;
                                if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                                    unreadcnt++;
+                               if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                                       unreadmarkedcnt++;
+                               if (procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
+                                       procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
                                totalcnt++;
                                procmsg_msginfo_free(msginfo);
                                debug_print("Added newly found message %d to cache.\n", num);
                        }
+
+                       update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
                }
        }
 
        item->new = newcnt;
        item->unread = unreadcnt;
        item->total = totalcnt;
-       
+       item->unreadmarked = unreadmarkedcnt;
        g_slist_free(new_list);
 
-       folderview_update_item(item, FALSE);
+       folder_item_update(item, update_flags);
 
        return 0;
 }
@@ -1312,7 +1393,7 @@ void folder_item_write_cache(FolderItem *item)
        g_free(mark_file);
 }
 
-MsgInfo *folder_item_fetch_msginfo(FolderItem *item, gint num)
+MsgInfo *folder_item_get_msginfo(FolderItem *item, gint num)
 {
        Folder *folder;
        MsgInfo *msginfo;
@@ -1326,8 +1407,8 @@ MsgInfo *folder_item_fetch_msginfo(FolderItem *item, gint num)
        if ((msginfo = msgcache_get_msg(item->cache, num)) != NULL)
                return msginfo;
        
-       g_return_val_if_fail(folder->fetch_msginfo, NULL);
-       if ((msginfo = folder->fetch_msginfo(folder, item, num)) != NULL) {
+       g_return_val_if_fail(folder->get_msginfo, NULL);
+       if ((msginfo = folder->get_msginfo(folder, item, num)) != NULL) {
                msgcache_add_msg(item->cache, msginfo);
                return msginfo;
        }
@@ -1335,7 +1416,7 @@ MsgInfo *folder_item_fetch_msginfo(FolderItem *item, gint num)
        return NULL;
 }
 
-MsgInfo *folder_item_fetch_msginfo_by_id(FolderItem *item, const gchar *msgid)
+MsgInfo *folder_item_get_msginfo_by_msgid(FolderItem *item, const gchar *msgid)
 {
        Folder *folder;
        MsgInfo *msginfo;
@@ -1397,15 +1478,19 @@ gint folder_item_add_msg(FolderItem *dest, const gchar *file,
        num = folder->add_msg(folder, dest, file, remove_source);
 
         if (num > 0) {
-               msginfo = folder->fetch_msginfo(folder, dest, num);
+               msginfo = folder->get_msginfo(folder, dest, num);
 
                if (msginfo != NULL) {
                        if (MSG_IS_NEW(msginfo->flags))
                                dest->new++;
                        if (MSG_IS_UNREAD(msginfo->flags))
                                dest->unread++;
+                       if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                               dest->unreadmarked++;
+                       if (procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
+                               procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
                        dest->total++;
-                       dest->need_update = TRUE;
+                       folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
 
                        msgcache_add_msg(dest->cache, msginfo);
 
@@ -1444,7 +1529,9 @@ FolderItem *folder_item_move_recursive (FolderItem *src, FolderItem *dest)
        FolderItem *new_item;
        FolderItem *next_item;
        GNode *srcnode;
-       
+       int cnt = 0;
+       gchar *old_id, *new_id;
+
        mlist = folder_item_get_msg_list(src);
 
        /* move messages */
@@ -1461,8 +1548,15 @@ FolderItem *folder_item_move_recursive (FolderItem *src, FolderItem *dest)
        /* move messages */
        for (cur = mlist ; cur != NULL ; cur = cur->next) {
                MsgInfo * msginfo;
+               cnt++;
+               if (cnt%500)
+                       log_message(_("Moving %s to %s (%d%%)...\n"), src->name, 
+                                       new_item->path,
+                                       100*cnt/g_slist_length(mlist));
                msginfo = (MsgInfo *) cur->data;
                folder_item_move_msg(new_item, msginfo);
+
+               procmsg_msginfo_free(msginfo);
        }
        
        /*copy prefs*/
@@ -1474,6 +1568,8 @@ FolderItem *folder_item_move_recursive (FolderItem *src, FolderItem *dest)
        new_item->sort_key  = src->sort_key;
        new_item->sort_type = src->sort_type;
 
+       prefs_matcher_write_config();
+       
        /* recurse */
        srcnode = src->folder->node;    
        srcnode = g_node_find(srcnode, G_PRE_ORDER, G_TRAVERSE_ALL, src);
@@ -1481,83 +1577,89 @@ FolderItem *folder_item_move_recursive (FolderItem *src, FolderItem *dest)
        while (srcnode != NULL) {
                if (srcnode && srcnode->data) {
                        next_item = (FolderItem*) srcnode->data;
+                       srcnode = srcnode->next;
                        if (folder_item_move_recursive(next_item, new_item) == NULL)
                                return NULL;
                }
-               srcnode = srcnode->next;
        }
+       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);
+       
+       src->folder->remove_folder(src->folder, src);
+       folder_write_list();
+
+       if (old_id != NULL && new_id != NULL)
+               prefs_filtering_rename_path(old_id, new_id);
+       g_free(old_id);
+       g_free(new_id);
+
        return new_item;
 }
 
-FolderItem *folder_item_move_to(FolderItem *src, FolderItem *dest)
+gint folder_item_move_to(FolderItem *src, FolderItem *dest, FolderItem **new_item)
 {
        FolderItem *tmp = dest->parent;
-       char * srcpath, * dstpath;
-       char * phys_srcpath, * phys_dstpath;
+       gchar * src_identifier, * dst_identifier;
+       gchar * phys_srcpath, * phys_dstpath;
        GNode *src_node;
        
        while (tmp) {
                if (tmp == src) {
-                       alertpanel_error(_("Can't move a folder to one of its children."));
-                       return NULL;
+                       return F_MOVE_FAILED_DEST_IS_CHILD;
                }
                tmp = tmp->parent;
        }
        
        tmp = src->parent;
        
-       srcpath = folder_item_get_identifier(src);
-       dstpath = folder_item_get_identifier(dest);
+       src_identifier = folder_item_get_identifier(src);
+       dst_identifier = folder_item_get_identifier(dest);
        
-       if(dstpath == NULL && dest->folder && dest->parent == NULL) {
+       if(dst_identifier == NULL && dest->folder && dest->parent == NULL) {
                /* dest can be a root folder */
-               dstpath = folder_get_identifier(dest->folder);
+               dst_identifier = folder_get_identifier(dest->folder);
        }
-       if (srcpath == NULL || dstpath == NULL) {
+       if (src_identifier == NULL || dst_identifier == NULL) {
                printf("Can't get identifiers\n");
-               return NULL;
+               return F_MOVE_FAILED;
+       }
+
+       if (src->folder != dest->folder) {
+               return F_MOVE_FAILED_DEST_OUTSIDE_MAILBOX;
        }
 
        phys_srcpath = folder_item_get_path(src);
-       phys_dstpath = g_strconcat(folder_item_get_path(dest),G_DIR_SEPARATOR_S,g_basename(srcpath),NULL);
+       phys_dstpath = g_strconcat(folder_item_get_path(dest),G_DIR_SEPARATOR_S,g_basename(phys_srcpath),NULL);
 
-       if (src->parent == dest) {
-               alertpanel_error(_("Source and destination are the same."));
-               g_free(srcpath);
-               g_free(dstpath);
+       if (src->parent == dest || src == dest) {
+               g_free(src_identifier);
+               g_free(dst_identifier);
                g_free(phys_srcpath);
                g_free(phys_dstpath);
-               return NULL;
+               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) {
-               alertpanel_error(_("Move failed !"));
-               return NULL;
+               return F_MOVE_FAILED;
        }
        
        /* update rules */
-       debug_print("updating rules ....\n");
-       prefs_filtering_rename_path(srcpath, g_strconcat(dstpath, 
-                                               G_DIR_SEPARATOR_S, 
-                                               g_basename(srcpath), 
-                                               NULL));
-
-       src->folder->remove_folder(src->folder, src);
        src_node = g_node_find(src->folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, src);
        if (src_node) 
                g_node_destroy(src_node);
        else
-               debug_print("can't remove node: is null !\n");
+               debug_print("can't remove node: it's null!\n");
        /* not to much worry if remove fails, move has been done */
        
-       folder_write_list();
-
-       g_free(srcpath);
-       g_free(dstpath);
+       g_free(src_identifier);
+       g_free(dst_identifier);
        g_free(phys_srcpath);
        g_free(phys_dstpath);
 
-       return tmp;
+       *new_item = tmp;
+
+       return F_MOVE_OK;
 }
 
 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
@@ -1580,11 +1682,11 @@ gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
 
        num = folder->copy_msg(folder, dest, msginfo);
        
-       if (num != -1) {
+       if (num > 0) {
                MsgInfo *newmsginfo;
     
                /* Add new msginfo to dest folder */
-               if (NULL != (newmsginfo = folder->fetch_msginfo(folder, dest, num))) {
+               if (NULL != (newmsginfo = folder->get_msginfo(folder, dest, num))) {
                        newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
                        
                        if (dest->stype == F_OUTBOX || dest->stype == F_QUEUE  ||
@@ -1597,8 +1699,12 @@ gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
                                dest->new++;
                        if (MSG_IS_UNREAD(newmsginfo->flags))
                                dest->unread++;
+                       if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
+                               dest->unreadmarked++;
+                       if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
+                               procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
                        dest->total++;
-                       dest->need_update = TRUE;
+                       folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
 
                        procmsg_msginfo_free(newmsginfo);
                }
@@ -1613,8 +1719,10 @@ gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
                                msginfo->folder->new--;
                        if (MSG_IS_UNREAD(msginfo->flags))
                                msginfo->folder->unread--;
+                       if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                               msginfo->folder->unreadmarked--;
                        msginfo->folder->total--;
-                       msginfo->folder->need_update = TRUE;
+                       folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
                }
        }
        
@@ -1688,10 +1796,10 @@ gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
 
                num = GPOINTER_TO_INT(l2->data);
 
-               if (num != -1) {
+               if (num > 0) {
                        MsgInfo *newmsginfo;
 
-                       newmsginfo = folder->fetch_msginfo(folder, dest, num);
+                       newmsginfo = folder->get_msginfo(folder, dest, num);
                        if (newmsginfo) {
                                newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
                                if (dest->stype == F_OUTBOX ||
@@ -1706,8 +1814,12 @@ gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
                                        dest->new++;
                                if (MSG_IS_UNREAD(newmsginfo->flags))
                                        dest->unread++;
+                               if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
+                                       dest->unreadmarked++;
+                               if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
+                                       procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
                                dest->total++;
-                               dest->need_update = TRUE;
+                               folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
 
                                procmsg_msginfo_free(newmsginfo);
                        }
@@ -1726,7 +1838,7 @@ gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
 
                num = GPOINTER_TO_INT(l2->data);
                
-               if (num != -1) {
+               if (num > 0) {
                        item->folder->remove_msg(item->folder,
                                                 msginfo->folder,
                                                 msginfo->msgnum);
@@ -1738,8 +1850,10 @@ gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
                                msginfo->folder->new--;
                        if (MSG_IS_UNREAD(msginfo->flags))
                                msginfo->folder->unread--;
+                       if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                               msginfo->folder->unreadmarked--;
                        msginfo->folder->total--;                       
-                       msginfo->folder->need_update = TRUE;
+                       folder_item_update(msginfo->folder, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
                }
 
                l2 = g_slist_next(l2);
@@ -1787,10 +1901,10 @@ gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
        if (!dest->cache) folder_item_read_cache(dest);
        
        num = folder->copy_msg(folder, dest, msginfo);
-       if (num != -1) {
+       if (num > 0) {
                MsgInfo *newmsginfo;
 
-               if (NULL != (newmsginfo = folder->fetch_msginfo(folder, dest, num))) {
+               if (NULL != (newmsginfo = folder->get_msginfo(folder, dest, num))) {
                        newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
                        if (dest->stype == F_OUTBOX ||
                            dest->stype == F_QUEUE  ||
@@ -1804,8 +1918,12 @@ gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
                                dest->new++;
                        if (MSG_IS_UNREAD(newmsginfo->flags))
                                dest->unread++;
+                       if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
+                               dest->unreadmarked++;
+                       if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
+                               procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
                        dest->total++;
-                       dest->need_update = TRUE;
+                       folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
 
                        procmsg_msginfo_free(newmsginfo);
                }                       
@@ -1875,10 +1993,10 @@ gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
 
                num = GPOINTER_TO_INT(l2->data);
 
-               if (num != -1) {
+               if (num > 0) {
                        MsgInfo *newmsginfo;
 
-                       newmsginfo = folder->fetch_msginfo(folder, dest, num);
+                       newmsginfo = folder->get_msginfo(folder, dest, num);
                        if (newmsginfo) {
                                newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
                                if (dest->stype == F_OUTBOX ||
@@ -1893,8 +2011,12 @@ gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
                                        dest->new++;
                                if (MSG_IS_UNREAD(newmsginfo->flags))
                                        dest->unread++;
+                               if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
+                                       dest->unreadmarked++;
+                               if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
+                                       procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
                                dest->total++;
-                               dest->need_update = TRUE;
+                               folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
 
                                procmsg_msginfo_free(newmsginfo);
                        }
@@ -1928,11 +2050,13 @@ gint folder_item_remove_msg(FolderItem *item, gint num)
                        item->new--;
                if (MSG_IS_UNREAD(msginfo->flags))
                        item->unread--;
+               if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
+                       item->unreadmarked--;
                procmsg_msginfo_free(msginfo);
                msgcache_remove_msg(item->cache, num);
        }
        item->total--;
-       item->need_update = TRUE;
+       folder_item_update(item, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
 
        return ret;
 }
@@ -1943,17 +2067,18 @@ gint folder_item_remove_msgs(FolderItem *item, GSList *msglist)
        gint ret = 0;
 
        g_return_val_if_fail(item != NULL, -1);
-       
        folder = item->folder;
+       g_return_val_if_fail(folder != NULL, -1);
+
+       if (!item->cache) folder_item_read_cache(item);
+
        if (folder->remove_msgs) {
                ret = folder->remove_msgs(folder, item, msglist);
                if (ret == 0)
-                       folder->scan(folder);
+                       folder_item_scan(item);
                return ret;
        }
 
-       if (!item->cache) folder_item_read_cache(item);
-
        while (msglist != NULL) {
                MsgInfo *msginfo = (MsgInfo *)msglist->data;
 
@@ -1988,8 +2113,9 @@ gint folder_item_remove_all_msg(FolderItem *item)
 
                item->new = 0;
                item->unread = 0;
+               item->unreadmarked = 0;
                item->total = 0;
-               item->need_update = TRUE;
+               folder_item_update(item, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
        }
 
        return result;
@@ -2059,7 +2185,7 @@ static gboolean folder_build_tree(GNode *node, gpointer data)
        gboolean ret_rcpt = FALSE, hidereadmsgs = FALSE; /* CLAWS */
        FolderSortKey sort_key = SORT_BY_NONE;
        FolderSortType sort_type = SORT_ASCENDING;
-       gint new = 0, unread = 0, total = 0;
+       gint new = 0, unread = 0, total = 0, unreadmarked = 0;
        time_t mtime = 0;
 
        g_return_val_if_fail(node->data != NULL, FALSE);
@@ -2099,6 +2225,8 @@ static gboolean folder_build_tree(GNode *node, gpointer data)
                        new = atoi(attr->value);
                else if (!strcmp(attr->name, "unread"))
                        unread = atoi(attr->value);
+               else if (!strcmp(attr->name, "unreadmarked"))
+                       unreadmarked = atoi(attr->value);
                else if (!strcmp(attr->name, "total"))
                        total = atoi(attr->value);
                else if (!strcmp(attr->name, "no_sub"))
@@ -2136,6 +2264,8 @@ static gboolean folder_build_tree(GNode *node, gpointer data)
                                sort_key = SORT_BY_UNREAD;
                        else if (!strcmp(attr->value, "mime"))
                                sort_key = SORT_BY_MIME;
+                       else if (!strcmp(attr->value, "to"))
+                               sort_key = SORT_BY_TO;
                        else if (!strcmp(attr->value, "locked"))
                                sort_key = SORT_BY_LOCKED;
                } else if (!strcmp(attr->name, "sort_type")) {
@@ -2156,6 +2286,7 @@ static gboolean folder_build_tree(GNode *node, gpointer data)
        item->mtime = mtime;
        item->new = new;
        item->unread = unread;
+       item->unreadmarked = unreadmarked;
        item->total = total;
        item->no_sub = no_sub;
        item->no_select = no_select;
@@ -2272,6 +2403,13 @@ static gchar *folder_get_list_path(void)
        return filename;
 }
 
+#define PUT_ESCAPE_STR(fp, attr, str)                  \
+{                                                      \
+       fputs(" " attr "=\"", fp);                      \
+       xml_file_put_escape_str(fp, str);               \
+       fputs("\"", fp);                                \
+}
+
 static void folder_write_list_recursive(GNode *node, gpointer data)
 {
        FILE *fp = (FILE *)data;
@@ -2283,7 +2421,8 @@ static void folder_write_list_recursive(GNode *node, gpointer data)
                                                 "draft", "queue", "trash"};
        static gchar *sort_key_str[] = {"none", "number", "size", "date",
                                        "from", "subject", "score", "label",
-                                       "mark", "unread", "mime", "locked" };
+                                       "mark", "unread", "mime", "to", 
+                                       "locked"};
        g_return_if_fail(node != NULL);
        g_return_if_fail(fp != NULL);
 
@@ -2297,17 +2436,11 @@ static void folder_write_list_recursive(GNode *node, gpointer data)
                Folder *folder = item->folder;
 
                fprintf(fp, "<folder type=\"%s\"", folder_type_str[folder->type]);
-               if (folder->name) {
-                       fputs(" name=\"", fp);
-                       xml_file_put_escape_str(fp, folder->name);
-                       fputs("\"", fp);
-               }
-               if ((folder->type == F_MH) || (folder->type == F_MBOX)) {
-                       fputs(" path=\"", fp);
-                       xml_file_put_escape_str
-                               (fp, LOCAL_FOLDER(folder)->rootpath);
-                       fputs("\"", fp);
-               }
+               if (folder->name)
+                       PUT_ESCAPE_STR(fp, "name", folder->name);
+               if (folder->type == F_MH || folder->type == F_MBOX)
+                       PUT_ESCAPE_STR(fp, "path",
+                                      LOCAL_FOLDER(folder)->rootpath);
                if (item->collapsed && node->children)
                        fputs(" collapsed=\"1\"", fp);
                if (folder->account)
@@ -2320,17 +2453,11 @@ static void folder_write_list_recursive(GNode *node, gpointer data)
        } else {
                fprintf(fp, "<folderitem type=\"%s\"",
                        folder_item_stype_str[item->stype]);
-               if (item->name) {
-                       fputs(" name=\"", fp);
-                       xml_file_put_escape_str(fp, item->name);
-                       fputs("\"", fp);
-               }
-               if (item->path) {
-                       fputs(" path=\"", fp);
-                       xml_file_put_escape_str(fp, item->path);
-                       fputs("\"", fp);
-               }
-               
+               if (item->name)
+                       PUT_ESCAPE_STR(fp, "name", item->name);
+               if (item->path)
+                       PUT_ESCAPE_STR(fp, "path", item->path);
+
                if (item->no_sub)
                        fputs(" no_sub=\"1\"", fp);
                if (item->no_select)
@@ -2358,9 +2485,9 @@ static void folder_write_list_recursive(GNode *node, gpointer data)
                }
 
                fprintf(fp,
-                       " mtime=\"%lu\" new=\"%d\" unread=\"%d\" total=\"%d\"",
-                       item->mtime, item->new, item->unread, item->total);
-                       
+                       " mtime=\"%lu\" new=\"%d\" unread=\"%d\" unreadmarked=\"%d\" total=\"%d\"",
+                       item->mtime, item->new, item->unread, item->unreadmarked, item->total);
+
                if (item->account)
                        fprintf(fp, " account_id=\"%d\"",
                                item->account->account_id);
@@ -2388,13 +2515,14 @@ static void folder_write_list_recursive(GNode *node, gpointer data)
                fputs(" />\n", fp);
 }
 
-static void folder_update_op_count_rec(GNode *node) {
+static void folder_update_op_count_rec(GNode *node)
+{
        FolderItem *fitem = FOLDER_ITEM(node->data);
 
        if (g_node_depth(node) > 0) {
                if (fitem->op_count > 0) {
                        fitem->op_count = 0;
-                       folderview_update_item(fitem, 0);
+                       folder_item_update(fitem, F_ITEM_UPDATE_MSGCNT);
                }
                if (node->children) {
                        GNode *child;
@@ -2605,8 +2733,9 @@ void folder_item_apply_processing(FolderItem *item)
        if (processing_list == NULL)
                return;
 
+       folder_item_update_freeze();
+
        mlist = folder_item_get_msg_list(item);
-       
        for (cur = mlist ; cur != NULL ; cur = cur->next) {
                MsgInfo * msginfo;
 
@@ -2614,8 +2743,81 @@ void folder_item_apply_processing(FolderItem *item)
                filter_message_by_msginfo(processing_list, msginfo);
                procmsg_msginfo_free(msginfo);
        }
+       g_slist_free(mlist);
+
+       folder_item_update_thaw();
+}
+
+/*
+ *  functions for handling FolderItem content changes
+ */
+static gint folder_item_update_freeze_cnt = 0;
+
+/**
+ * Notify the folder system about changes to a folder. If the
+ * update system is not frozen the FOLDER_ITEM_UPDATE_HOOKLIST will
+ * be invoked, otherwise the changes will be remebered until
+ * the folder system is thawed.
+ *
+ * \param item The FolderItem that was changed
+ * \param update_flags Type of changed that was made
+ */
+void folder_item_update(FolderItem *item, FolderItemUpdateFlags update_flags)
+{
+       if (folder_item_update_freeze_cnt == 0) {
+               FolderItemUpdateData source;
        
-       folderview_update_items_when_required(FALSE);
+               source.item = item;
+               source.update_flags = update_flags;
+               hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
+       } else {
+               item->update_flags |= update_flags;
+       }
+}
 
-       g_slist_free(mlist);
+void folder_item_update_recursive(FolderItem *item, FolderItemUpdateFlags update_flags)
+{
+       GNode *node = item->folder->node;       
+
+       node = g_node_find(node, G_PRE_ORDER, G_TRAVERSE_ALL, item);
+       node = node->children;
+
+       folder_item_update(item, update_flags);
+       while (node != NULL) {
+               if (node && node->data) {
+                       FolderItem *next_item = (FolderItem*) node->data;
+
+                       folder_item_update(next_item, update_flags);
+               }
+               node = node->next;
+       }
+}
+
+void folder_item_update_freeze()
+{
+       folder_item_update_freeze_cnt++;
+}
+
+static void folder_item_update_func(FolderItem *item, gpointer data)
+{
+       FolderItemUpdateData source;
+    
+       if (item->update_flags) {
+               source.item = item;
+               source.update_flags = item->update_flags;
+               hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);                             
+               item->update_flags = 0;
+       }
 }
+
+void folder_item_update_thaw()
+{
+       if (folder_item_update_freeze_cnt > 0)
+               folder_item_update_freeze_cnt--;
+       if (folder_item_update_freeze_cnt == 0) {
+               /* Update all folders */
+               folder_func_to_all_folders(folder_item_update_func, NULL);
+       }
+}
+
+#undef PUT_ESCAPE_STR