This commit was manufactured by cvs2svn to create tagGTKHTML_3_1_6

'GTKHTML_3_1_6'.

svn path=/tags/GTKHTML_3_1_6/; revision=23830

1 files changed, 0 insertions, 2161 deletions

diff --git a/camel/camel-folder.c b/camel/camel-folder.c
deleted file mode 100644
index 08fd816d97..0000000000
--- a/camel/camel-folder.c
+++ /dev/null
@@ -1,2161 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/* camel-folder.c: Abstract class for an email folder */
-
-/*
- * Author:
- *  Bertrand Guiheneuf <bertrand@helixcode.com>
- *
- * Copyright 1999-2003 Ximian, Inc. (www.ximian.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <string.h>
-
-#include "camel-folder.h"
-#include "camel-exception.h"
-#include "camel-store.h"
-#include "camel-mime-message.h"
-
-#include "e-util/e-memory.h"
-#include "camel-operation.h"
-
-#include "camel-session.h"
-#include "camel-filter-driver.h"
-#include "camel-private.h"
-#include "camel-vtrash-folder.h"
-#include "filter/filter-rule.h"
-
-#define d(x) 
-#define w(x)
-
-static CamelObjectClass *parent_class = NULL;
-
-/* Returns the class for a CamelFolder */
-#define CF_CLASS(so) ((CamelFolderClass *)((CamelObject *)(so))->klass)
-
-static void camel_folder_finalize (CamelObject *object);
-
-static void refresh_info (CamelFolder *folder, CamelException *ex);
-
-static void folder_sync (CamelFolder *folder, gboolean expunge,
-			 CamelException *ex);
-
-static const gchar *get_name (CamelFolder *folder);
-static const gchar *get_full_name (CamelFolder *folder);
-static CamelStore *get_parent_store   (CamelFolder *folder);
-
-static guint32 get_permanent_flags (CamelFolder *folder);
-static guint32 get_message_flags (CamelFolder *folder, const char *uid);
-static void set_message_flags (CamelFolder *folder, const char *uid,
-			       guint32 flags, guint32 set);
-static gboolean get_message_user_flag (CamelFolder *folder, const char *uid, const char *name);
-static void set_message_user_flag (CamelFolder *folder, const char *uid,
-				   const char *name, gboolean value);
-static const char *get_message_user_tag(CamelFolder *folder, const char *uid, const char *name);
-static void set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value);
-
-static gint get_message_count (CamelFolder *folder);
-static gint get_unread_message_count (CamelFolder *folder);
-
-static void expunge             (CamelFolder *folder,
-				 CamelException *ex);
-static int folder_getv(CamelObject *object, CamelException *ex, CamelArgGetV *args);
-static void folder_free(CamelObject *o, guint32 tag, void *val);
-
-
-static void append_message (CamelFolder *folder, CamelMimeMessage *message,
-			    const CamelMessageInfo *info, char **appended_uid,
-			    CamelException *ex);
-
-
-static GPtrArray        *get_uids            (CamelFolder *folder);
-static void              free_uids           (CamelFolder *folder,
-					      GPtrArray *array);
-static GPtrArray        *get_summary         (CamelFolder *folder);
-static void              free_summary        (CamelFolder *folder,
-					      GPtrArray *array);
-
-static CamelMimeMessage *get_message         (CamelFolder *folder, const gchar *uid, CamelException *ex);
-
-static CamelMessageInfo *get_message_info    (CamelFolder *folder, const char *uid);
-static void		 free_message_info   (CamelFolder *folder, CamelMessageInfo *info);
-static void		 ref_message_info    (CamelFolder *folder, CamelMessageInfo *info);
-
-static GPtrArray      *search_by_expression  (CamelFolder *folder, const char *exp, CamelException *ex);
-static GPtrArray      *search_by_uids	     (CamelFolder *folder, const char *exp, GPtrArray *uids, CamelException *ex);
-static void            search_free           (CamelFolder * folder, GPtrArray *result);
-
-static void            transfer_messages_to  (CamelFolder *source, GPtrArray *uids, CamelFolder *dest,
-					      GPtrArray **transferred_uids, gboolean delete_originals, CamelException *ex);
-
-static void            delete                (CamelFolder *folder);
-static void            folder_rename         (CamelFolder *folder, const char *new);
-
-static void            freeze                (CamelFolder *folder);
-static void            thaw                  (CamelFolder *folder);
-static gboolean        is_frozen             (CamelFolder *folder);
-
-static gboolean        folder_changed        (CamelObject *object,
-					      gpointer event_data);
-static gboolean        message_changed       (CamelObject *object,
-					      /*const char *uid*/gpointer event_data);
-
-static void
-camel_folder_class_init (CamelFolderClass *camel_folder_class)
-{
-	CamelObjectClass *camel_object_class = CAMEL_OBJECT_CLASS (camel_folder_class);
-
-	parent_class = camel_type_get_global_classfuncs (camel_object_get_type ());
-
-	/* virtual method definition */
-	camel_folder_class->sync = folder_sync;
-	camel_folder_class->refresh_info = refresh_info;
-	camel_folder_class->get_name = get_name;
-	camel_folder_class->get_full_name = get_full_name;
-	camel_folder_class->get_parent_store = get_parent_store;
-	camel_folder_class->expunge = expunge;
-	camel_folder_class->get_message_count = get_message_count;
-	camel_folder_class->get_unread_message_count = get_unread_message_count;
-	camel_folder_class->append_message = append_message;
-	camel_folder_class->get_permanent_flags = get_permanent_flags;
-	camel_folder_class->get_message_flags = get_message_flags;
-	camel_folder_class->set_message_flags = set_message_flags;
-	camel_folder_class->get_message_user_flag = get_message_user_flag;
-	camel_folder_class->set_message_user_flag = set_message_user_flag;
-	camel_folder_class->get_message_user_tag = get_message_user_tag;
-	camel_folder_class->set_message_user_tag = set_message_user_tag;
-	camel_folder_class->get_message = get_message;
-	camel_folder_class->get_uids = get_uids;
-	camel_folder_class->free_uids = free_uids;
-	camel_folder_class->get_summary = get_summary;
-	camel_folder_class->free_summary = free_summary;
-	camel_folder_class->search_by_expression = search_by_expression;
-	camel_folder_class->search_by_uids = search_by_uids;
-	camel_folder_class->search_free = search_free;
-	camel_folder_class->get_message_info = get_message_info;
-	camel_folder_class->ref_message_info = ref_message_info;
-	camel_folder_class->free_message_info = free_message_info;
-	camel_folder_class->transfer_messages_to = transfer_messages_to;
-	camel_folder_class->delete = delete;
-	camel_folder_class->rename = folder_rename;
-	camel_folder_class->freeze = freeze;
-	camel_folder_class->thaw = thaw;
-	camel_folder_class->is_frozen = is_frozen;
-
-	/* virtual method overload */
-	camel_object_class->getv = folder_getv;
-	camel_object_class->free = folder_free;
-
-	/* events */
-	camel_object_class_add_event(camel_object_class, "folder_changed", folder_changed);
-	camel_object_class_add_event(camel_object_class, "message_changed", message_changed);
-	camel_object_class_add_event(camel_object_class, "deleted", NULL);
-	camel_object_class_add_event(camel_object_class, "renamed", NULL);
-}
-
-static void
-camel_folder_init (gpointer object, gpointer klass)
-{
-	CamelFolder *folder = object;
-
-	folder->priv = g_malloc0(sizeof(*folder->priv));
-	folder->priv->frozen = 0;
-	folder->priv->changed_frozen = camel_folder_change_info_new();
-	folder->priv->lock = e_mutex_new(E_MUTEX_REC);
-	folder->priv->change_lock = e_mutex_new(E_MUTEX_SIMPLE);
-}
-
-static void
-camel_folder_finalize (CamelObject *object)
-{
-	CamelFolder *camel_folder = CAMEL_FOLDER (object);
-	struct _CamelFolderPrivate *p = camel_folder->priv;
-
-	g_free(camel_folder->name);
-	g_free(camel_folder->full_name);
-	g_free(camel_folder->description);
-
-	if (camel_folder->parent_store)
-		camel_object_unref (camel_folder->parent_store);
-
-	if (camel_folder->summary)
-		camel_object_unref (camel_folder->summary);
-
-	camel_folder_change_info_free(p->changed_frozen);
-	
-	e_mutex_destroy(p->lock);
-	e_mutex_destroy(p->change_lock);
-	
-	g_free(p);
-}
-
-CamelType
-camel_folder_get_type (void)
-{
-	static CamelType camel_folder_type = CAMEL_INVALID_TYPE;
-
-	if (camel_folder_type == CAMEL_INVALID_TYPE)	{
-		camel_folder_type = camel_type_register (CAMEL_OBJECT_TYPE, "CamelFolder",
-							 sizeof (CamelFolder),
-							 sizeof (CamelFolderClass),
-							 (CamelObjectClassInitFunc) camel_folder_class_init,
-							 NULL,
-							 (CamelObjectInitFunc) camel_folder_init,
-							 (CamelObjectFinalizeFunc) camel_folder_finalize );
-	}
-
-	return camel_folder_type;
-}
-
-
-/**
- * camel_folder_construct:
- * @folder: folder object to construct
- * @parent_store: parent store object of the folder
- * @full_name: full name of the folder
- * @name: short name of the folder
- *
- * Initalizes the folder by setting the parent store and name.
- **/
-void
-camel_folder_construct (CamelFolder *folder, CamelStore *parent_store,
-			const char *full_name, const char *name)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-	g_return_if_fail (CAMEL_IS_STORE (parent_store));
-	g_return_if_fail (folder->parent_store == NULL);
-	g_return_if_fail (folder->name == NULL);
-
-	folder->parent_store = parent_store;
-	if (parent_store)
-		camel_object_ref(parent_store);
-
-	folder->name = g_strdup (name);
-	folder->full_name = g_strdup (full_name);
-}
-
-
-static void
-folder_sync (CamelFolder *folder, gboolean expunge, CamelException *ex)
-{
-	w(g_warning ("CamelFolder::sync not implemented for `%s'",
-		     camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-}
-
-/**
- * camel_folder_sync:
- * @folder: The folder object
- * @expunge: whether or not to expunge deleted messages
- * @ex: exception object
- *
- * Sync changes made to a folder to its backing store, possibly expunging
- * deleted messages as well.
- **/
-void
-camel_folder_sync (CamelFolder *folder, gboolean expunge, CamelException *ex)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CAMEL_FOLDER_LOCK(folder, lock);
-	
-	if (!(folder->folder_flags & CAMEL_FOLDER_HAS_BEEN_DELETED))
-		CF_CLASS (folder)->sync (folder, expunge, ex);
-	
-	CAMEL_FOLDER_UNLOCK(folder, lock);
-}
-
-
-static void
-refresh_info (CamelFolder *folder, CamelException *ex)
-{
-	/* No op */
-}
-
-/**
- * camel_folder_refresh_info:
- * @folder: The folder object
- * @ex: exception object
- *
- * Updates a folder's summary to be in sync with its backing store.
- **/
-void
-camel_folder_refresh_info (CamelFolder *folder, CamelException *ex)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CAMEL_FOLDER_LOCK(folder, lock);
-
-	CF_CLASS (folder)->refresh_info (folder, ex);
-
-	CAMEL_FOLDER_UNLOCK(folder, lock);
-}
-
-static int
-folder_getv(CamelObject *object, CamelException *ex, CamelArgGetV *args)
-{
-	CamelFolder *folder = (CamelFolder *)object;
-	int i;
-	guint32 tag;
-
-	for (i=0;i<args->argc;i++) {
-		CamelArgGet *arg = &args->argv[i];
-
-		tag = arg->tag;
-
-		switch (tag & CAMEL_ARG_TAG) {
-			/* CamelObject args */
-		case CAMEL_OBJECT_ARG_DESCRIPTION:
-			if (folder->description == NULL)
-				folder->description = g_strdup_printf("%s", folder->full_name);
-			*arg->ca_str = folder->description;
-			break;
-
-			/* CamelFolder args */
-		case CAMEL_FOLDER_ARG_NAME:
-			*arg->ca_str = folder->name;
-			break;
-		case CAMEL_FOLDER_ARG_FULL_NAME:
-			*arg->ca_str = folder->full_name;
-			break;
-		case CAMEL_FOLDER_ARG_STORE:
-			*arg->ca_object = folder->parent_store;
-			break;
-		case CAMEL_FOLDER_ARG_PERMANENTFLAGS:
-			*arg->ca_int = folder->permanent_flags;
-			break;
-		case CAMEL_FOLDER_ARG_TOTAL:
-			*arg->ca_int = camel_folder_summary_count(folder->summary);
-			break;
-		case CAMEL_FOLDER_ARG_UNREAD: {
-			int j, unread = 0, count;
-			CamelMessageInfo *info;
-
-			count = camel_folder_summary_count(folder->summary);
-			for (j=0; j<count; j++) {
-				if ((info = camel_folder_summary_index(folder->summary, j))) {
-					if (!(info->flags & CAMEL_MESSAGE_SEEN))
-						unread++;
-					camel_folder_summary_info_free(folder->summary, info);
-				}
-			}
-
-			*arg->ca_int = unread;
-			break; }
-		case CAMEL_FOLDER_ARG_UID_ARRAY: {
-			int j, count;
-			CamelMessageInfo *info;
-			GPtrArray *array;
-
-			count = camel_folder_summary_count(folder->summary);
-			array = g_ptr_array_new();
-			g_ptr_array_set_size(array, count);
-			for (j=0; j<count; j++) {
-				if ((info = camel_folder_summary_index(folder->summary, j))) {
-					array->pdata[i] = g_strdup(camel_message_info_uid(info));
-					camel_folder_summary_info_free(folder->summary, info);
-				}
-			}
-			*arg->ca_ptr = array;
-			break; }
-		case CAMEL_FOLDER_ARG_INFO_ARRAY:
-			*arg->ca_ptr = camel_folder_summary_array(folder->summary);
-			break;
-		case CAMEL_FOLDER_ARG_PROPERTIES:
-			*arg->ca_ptr = NULL;
-			break;
-		default:
-			continue;
-		}
-
-		arg->tag = (tag & CAMEL_ARG_TYPE) | CAMEL_ARG_IGNORE;
-	}
-
-	return parent_class->getv(object, ex, args);
-}
-
-static void
-folder_free(CamelObject *o, guint32 tag, void *val)
-{
-	CamelFolder *folder = (CamelFolder *)o;
-
-	switch (tag & CAMEL_ARG_TAG) {
-	case CAMEL_FOLDER_ARG_UID_ARRAY: {
-		GPtrArray *array = val;
-		int i;
-
-		for (i=0; i<array->len; i++)
-			g_free(array->pdata[i]);
-		g_ptr_array_free(array, TRUE);
-		break; }
-	case CAMEL_FOLDER_ARG_INFO_ARRAY:
-		camel_folder_summary_array_free(folder->summary, val);
-		break;
-	case CAMEL_FOLDER_ARG_PROPERTIES:
-		g_slist_free(val);
-		break;
-	default:
-		parent_class->free(o, tag, val);
-	}
-}
-
-static const char *
-get_name (CamelFolder *folder)
-{
-	return folder->name;
-}
-
-/**
- * camel_folder_get_name:
- * @folder: a folder
- *
- * Get the (short) name of the folder. The fully qualified name
- * can be obtained with the get_full_name method.
- *
- * Return value: name of the folder
- **/
-const char *
-camel_folder_get_name (CamelFolder * folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-
-	return CF_CLASS (folder)->get_name (folder);
-}
-
-
-static const char *
-get_full_name (CamelFolder *folder)
-{
-	return folder->full_name;
-}
-
-/**
- * camel_folder_get_full_name:
- * @folder: a folder
- *
- * Get the (full) name of the folder.
- *
- * Return value: full name of the folder
- **/
-const char *
-camel_folder_get_full_name (CamelFolder *folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-
-	return CF_CLASS (folder)->get_full_name (folder);
-}
-
-
-static CamelStore *
-get_parent_store (CamelFolder * folder)
-{
-	return folder->parent_store;
-}
-
-/**
- * camel_folder_get_parent_store:
- * @folder: folder to get the parent of
- *
- * Return value: the parent store of the folder.
- **/
-CamelStore *
-camel_folder_get_parent_store (CamelFolder *folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-
-	return CF_CLASS (folder)->get_parent_store (folder);
-}
-
-
-static void
-expunge (CamelFolder *folder, CamelException *ex)
-{
-	w(g_warning ("CamelFolder::expunge not implemented for `%s'",
-		     camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-}
-
-
-/**
- * camel_folder_expunge:
- * @folder: the folder
- * @ex: a CamelException
- *
- * Delete messages which have been marked as "DELETED"
- **/
-void
-camel_folder_expunge (CamelFolder *folder, CamelException *ex)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-	
-	CAMEL_FOLDER_LOCK(folder, lock);
-	
-	if (!(folder->folder_flags & CAMEL_FOLDER_HAS_BEEN_DELETED))
-		CF_CLASS (folder)->expunge (folder, ex);
-	
-	CAMEL_FOLDER_UNLOCK(folder, lock);
-}
-
-static int
-get_message_count (CamelFolder *folder)
-{
-	g_return_val_if_fail(folder->summary != NULL, -1);
-
-	return camel_folder_summary_count(folder->summary);
-}
-
-/**
- * camel_folder_get_message_count:
- * @folder: A CamelFolder object
- *
- * Return value: the number of messages in the folder, or -1 if unknown.
- **/
-int
-camel_folder_get_message_count (CamelFolder *folder)
-{
-	int ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), -1);
-
-	ret = CF_CLASS (folder)->get_message_count (folder);
-
-	return ret;
-}
-
-static int
-get_unread_message_count(CamelFolder *folder)
-{
-	int i, count, unread=0;
-
-	g_return_val_if_fail(folder->summary != NULL, -1);
-
-	count = camel_folder_summary_count(folder->summary);
-	for (i=0; i<count; i++) {
-		CamelMessageInfo *info = camel_folder_summary_index(folder->summary, i);
-
-		if (info) {
-			if (!(info->flags & CAMEL_MESSAGE_SEEN) && (!(info->flags & CAMEL_MESSAGE_JUNK) || (folder->folder_flags & CAMEL_FOLDER_IS_JUNK)))
-				unread++;
-			camel_folder_summary_info_free(folder->summary, info);
-		}
-	}
-
-	return unread;
-}
-
-/**
- * camel_folder_unread_get_message_count:
- * @folder: A CamelFolder object
- *
- * Return value: the number of unread messages in the folder, or -1 if unknown.
- **/
-int
-camel_folder_get_unread_message_count (CamelFolder *folder)
-{
-	int ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), -1);
-	
-	ret = CF_CLASS (folder)->get_unread_message_count (folder);
-
-	return ret;
-}
-
-static void
-append_message (CamelFolder *folder, CamelMimeMessage *message,
-		const CamelMessageInfo *info, char **appended_uid,
-		CamelException *ex)
-{
-	camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID,
-			      _("Unsupported operation: append message: for %s"),
-			      camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder)));
-	
-	w(g_warning ("CamelFolder::append_message not implemented for `%s'",
-		     camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-	
-	return;
-
-}
-
-/**
- * camel_folder_append_message: add a message to a folder
- * @folder: folder object to add the message to
- * @message: message object
- * @info: message info with additional flags/etc to set on
- * new message, or %NULL
- * @appended_uid: if non-%NULL, the UID of the appended message will
- * be returned here, if it is known.
- * @ex: exception object
- *
- * Add a message to a folder. Only the flag and tag data from @info
- * is used. If @info is %NULL, no flags or tags will be set.
- **/
-void
-camel_folder_append_message (CamelFolder *folder, CamelMimeMessage *message,
-			     const CamelMessageInfo *info, char **appended_uid,
-			     CamelException *ex)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CAMEL_FOLDER_LOCK(folder, lock);
-
-	CF_CLASS (folder)->append_message (folder, message, info, appended_uid, ex);
-
-	CAMEL_FOLDER_UNLOCK(folder, lock);
-}
-
-
-static guint32
-get_permanent_flags (CamelFolder *folder)
-{
-	return folder->permanent_flags;
-}
-
-/**
- * camel_folder_get_permanent_flags:
- * @folder: a CamelFolder
- *
- * Return value: the set of CamelMessageFlags that can be permanently
- * stored on a message between sessions. If it includes %CAMEL_FLAG_USER,
- * then user-defined flags will be remembered.
- **/
-guint32
-camel_folder_get_permanent_flags (CamelFolder *folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0);
-
-	return CF_CLASS (folder)->get_permanent_flags (folder);
-}
-
-static guint32
-get_message_flags(CamelFolder *folder, const char *uid)
-{
-	CamelMessageInfo *info;
-	guint32 flags;
-
-	g_return_val_if_fail(folder->summary != NULL, 0);
-
-	info = camel_folder_summary_uid(folder->summary, uid);
-	if (info == NULL)
-		return 0;
-
-	flags = info->flags;
-	camel_folder_summary_info_free(folder->summary, info);
-
-	return flags;
-}
-
-/**
- * camel_folder_get_message_flags:
- * @folder: a CamelFolder
- * @uid: the UID of a message in @folder
- *
- * Return value: the CamelMessageFlags that are set on the indicated
- * message.
- **/
-guint32
-camel_folder_get_message_flags (CamelFolder *folder, const char *uid)
-{
-	guint32 ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0);
-
-	ret = CF_CLASS (folder)->get_message_flags (folder, uid);
-
-	return ret;
-}
-
-static void
-set_message_flags(CamelFolder *folder, const char *uid, guint32 flags, guint32 set)
-{
-	CamelMessageInfo *info;
-	guint32 new;
-
-	g_return_if_fail(folder->summary != NULL);
-
-	info = camel_folder_summary_uid(folder->summary, uid);
-	if (info == NULL)
-		return;
-
-	new = (info->flags & ~flags) | (set & flags);
-	if (new == info->flags) {
-		camel_folder_summary_info_free(folder->summary, info);
-		return;
-	}
-	
-	info->flags = new | CAMEL_MESSAGE_FOLDER_FLAGGED;
-	camel_folder_summary_touch(folder->summary);
-	camel_folder_summary_info_free(folder->summary, info);
-
-	camel_object_trigger_event (folder, "message_changed", (char *) uid);
-}
-
-/**
- * camel_folder_set_message_flags:
- * @folder: a CamelFolder
- * @uid: the UID of a message in @folder
- * @flags: a set of CamelMessageFlag values to set
- * @set: the mask of values in @flags to use.
- *
- * Sets those flags specified by @set to the values specified by @flags
- * on the indicated message. (This may or may not persist after the
- * folder or store is closed. See camel_folder_get_permanent_flags().)
- **/
-void
-camel_folder_set_message_flags (CamelFolder *folder, const char *uid,
-				guint32 flags, guint32 set)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CF_CLASS (folder)->set_message_flags (folder, uid, flags, set);
-}
-
-
-static gboolean
-get_message_user_flag(CamelFolder *folder, const char *uid, const char *name)
-{
-	CamelMessageInfo *info;
-	gboolean ret;
-
-	g_return_val_if_fail(folder->summary != NULL, FALSE);
-
-	info = camel_folder_summary_uid(folder->summary, uid);
-	if (info == NULL)
-		return FALSE;
-
-	ret = camel_flag_get(&info->user_flags, name);
-	camel_folder_summary_info_free(folder->summary, info);
-
-	return ret;
-}
-
-/**
- * camel_folder_get_message_user_flag:
- * @folder: a CamelFolder
- * @uid: the UID of a message in @folder
- * @name: the name of a user flag
- *
- * Return value: whether or not the given user flag is set on the message.
- **/
-gboolean
-camel_folder_get_message_user_flag (CamelFolder *folder, const char *uid,
-				    const char *name)
-{
-	gboolean ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0);
-
-	ret = CF_CLASS (folder)->get_message_user_flag (folder, uid, name);
-
-	return ret;
-}
-
-static void
-set_message_user_flag(CamelFolder *folder, const char *uid, const char *name, gboolean value)
-{
-	CamelMessageInfo *info;
-
-	g_return_if_fail(folder->summary != NULL);
-
-	info = camel_folder_summary_uid(folder->summary, uid);
-	if (info == NULL)
-		return;
-
-	if (camel_flag_set(&info->user_flags, name, value)) {
-		info->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED;
-		camel_folder_summary_touch(folder->summary);
-		camel_object_trigger_event (folder, "message_changed", (char *) uid);
-	}
-	camel_folder_summary_info_free(folder->summary, info);
-}
-
-/**
- * camel_folder_set_message_user_flag:
- * @folder: a CamelFolder
- * @uid: the UID of a message in @folder
- * @name: the name of the user flag to set
- * @value: the value to set it to
- *
- * Sets the user flag specified by @name to the value specified by @value
- * on the indicated message. (This may or may not persist after the
- * folder or store is closed. See camel_folder_get_permanent_flags().)
- **/
-void
-camel_folder_set_message_user_flag (CamelFolder *folder, const char *uid,
-				    const char *name, gboolean value)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CF_CLASS (folder)->set_message_user_flag (folder, uid, name, value);
-}
-
-static const char *
-get_message_user_tag(CamelFolder *folder, const char *uid, const char *name)
-{
-	CamelMessageInfo *info;
-	const char *ret;
-
-	g_return_val_if_fail(folder->summary != NULL, NULL);
-
-	info = camel_folder_summary_uid(folder->summary, uid);
-	if (info == NULL)
-		return NULL;
-
-	/* FIXME: Need to duplicate tag string */
-
-	ret = camel_tag_get(&info->user_tags, name);
-	camel_folder_summary_info_free(folder->summary, info);
-
-	return ret;
-}
-
-/**
- * camel_folder_get_message_user_tag:
- * @folder: a CamelFolder
- * @uid: the UID of a message in @folder
- * @name: the name of a user tag
- *
- * Return value: Returns the value of the user tag.
- **/
-const char *
-camel_folder_get_message_user_tag (CamelFolder *folder, const char *uid,  const char *name)
-{
-	const char *ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), 0);
-
-	/* FIXME: should duplicate string */
-	ret = CF_CLASS (folder)->get_message_user_tag (folder, uid, name);
-
-	return ret;
-}
-
-static void
-set_message_user_tag(CamelFolder *folder, const char *uid, const char *name, const char *value)
-{
-	CamelMessageInfo *info;
-
-	g_return_if_fail(folder->summary != NULL);
-
-	info = camel_folder_summary_uid(folder->summary, uid);
-	if (info == NULL)
-		return;
-
-	if (camel_tag_set(&info->user_tags, name, value)) {
-		info->flags |= CAMEL_MESSAGE_FOLDER_FLAGGED;
-		camel_folder_summary_touch(folder->summary);
-		camel_object_trigger_event (folder, "message_changed", (char *) uid);
-	}
-	camel_folder_summary_info_free(folder->summary, info);
-}
-
-/**
- * camel_folder_set_message_user_tag:
- * @folder: a CamelFolder
- * @uid: the UID of a message in @folder
- * @name: the name of the user tag to set
- * @value: the value to set it to
- *
- * Sets the user tag specified by @name to the value specified by @value
- * on the indicated message. (This may or may not persist after the
- * folder or store is closed. See camel_folder_get_permanent_flags().)
- **/
-void
-camel_folder_set_message_user_tag (CamelFolder *folder, const char *uid, const char *name, const char *value)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CF_CLASS (folder)->set_message_user_tag (folder, uid, name, value);
-}
-
-static CamelMessageInfo *
-get_message_info (CamelFolder *folder, const char *uid)
-{
-	g_return_val_if_fail(folder->summary != NULL, NULL);
-
-	return camel_folder_summary_uid(folder->summary, uid);
-}
-
-/**
- * camel_folder_get_message_info:
- * @folder: a CamelFolder
- * @uid: the uid of a message
- *
- * Retrieve the CamelMessageInfo for the specified @uid.  This return
- * must be freed using free_message_info().
- *
- * Return value: the summary information for the indicated message, or NULL
- * if the uid does not exist.
- **/
-CamelMessageInfo *
-camel_folder_get_message_info (CamelFolder *folder, const char *uid)
-{
-	CamelMessageInfo *ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-	g_return_val_if_fail (uid != NULL, NULL);
-
-	ret = CF_CLASS (folder)->get_message_info (folder, uid);
-
-	return ret;
-}
-
-static void
-free_message_info (CamelFolder *folder, CamelMessageInfo *info)
-{
-	g_return_if_fail(folder->summary != NULL);
-
-	camel_folder_summary_info_free(folder->summary, info);
-}
-
-/**
- * camel_folder_free_message_info:
- * @folder: 
- * @info: 
- * 
- * Free (unref) a CamelMessageInfo, previously obtained with get_message_info().
- **/
-void
-camel_folder_free_message_info(CamelFolder *folder, CamelMessageInfo *info)
-{
-	g_return_if_fail(CAMEL_IS_FOLDER (folder));
-	g_return_if_fail(info != NULL);
-
-	CF_CLASS (folder)->free_message_info(folder, info);
-}
-
-static void
-ref_message_info (CamelFolder *folder, CamelMessageInfo *info)
-{
-	g_return_if_fail(folder->summary != NULL);
-
-	camel_folder_summary_info_ref(folder->summary, info);
-}
-
-/**
- * camel_folder_ref_message_info:
- * @folder: 
- * @info: 
- * 
- * Ref a CamelMessageInfo, previously obtained with get_message_info().
- **/
-void
-camel_folder_ref_message_info(CamelFolder *folder, CamelMessageInfo *info)
-{
-	g_return_if_fail(CAMEL_IS_FOLDER (folder));
-	g_return_if_fail(info != NULL);
-
-	CF_CLASS (folder)->ref_message_info(folder, info);
-}
-
-/* TODO: is this function required anyway? */
-gboolean
-camel_folder_has_summary_capability (CamelFolder *folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), FALSE);
-
-	return folder->folder_flags & CAMEL_FOLDER_HAS_SUMMARY_CAPABILITY;
-}
-
-
-/* UIDs stuff */
-
-static CamelMimeMessage *
-get_message (CamelFolder *folder, const gchar *uid, CamelException *ex)
-{
-	w(g_warning ("CamelFolder::get_message not implemented for `%s'",
-		     camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-	
-	return NULL;
-}
-
-/**
- * camel_folder_get_message:
- * @folder: the folder object
- * @uid: the UID
- * @ex: a CamelException
- *
- * Get a message from its UID in the folder. Messages are cached
- * within a folder, that is, asking twice for the same UID returns the
- * same message object. (FIXME: is this true?)
- *
- * Return value: Message corresponding to the UID
- **/
-CamelMimeMessage *
-camel_folder_get_message (CamelFolder *folder, const gchar *uid, CamelException *ex)
-{
-	CamelMimeMessage *ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-
-	CAMEL_FOLDER_LOCK(folder, lock);
-
-	ret = CF_CLASS (folder)->get_message (folder, uid, ex);
-
-	CAMEL_FOLDER_UNLOCK(folder, lock);
-
-	return ret;
-}
-
-static GPtrArray *
-get_uids(CamelFolder *folder)
-{
-	GPtrArray *array;
-	int i, j, count;
-
-	array = g_ptr_array_new();
-
-	g_return_val_if_fail(folder->summary != NULL, array);
-
-	count = camel_folder_summary_count(folder->summary);
-	g_ptr_array_set_size(array, count);
-	for (i = 0, j = 0; i < count; i++) {
-		CamelMessageInfo *info = camel_folder_summary_index(folder->summary, i);
-		
-		if (info) {
-			array->pdata[j++] = g_strdup (camel_message_info_uid (info));
-			camel_folder_summary_info_free(folder->summary, info);
-		}
-	}
-	
-	g_ptr_array_set_size (array, j);
-	
-	return array;
-}
-
-/**
- * camel_folder_get_uids:
- * @folder: folder object
- *
- * Get the list of UIDs available in a folder. This routine is useful
- * for finding what messages are available when the folder does not
- * support summaries. The returned array shoudl not be modified, and
- * must be freed by passing it to camel_folder_free_uids().
- *
- * Return value: GPtrArray of UIDs corresponding to the messages
- * available in the folder.
- **/
-GPtrArray *
-camel_folder_get_uids (CamelFolder *folder)
-{
-	GPtrArray *ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-
-	ret = CF_CLASS (folder)->get_uids (folder);
-
-	return ret;
-}
-
-static void
-free_uids (CamelFolder *folder, GPtrArray *array)
-{
-	int i;
-
-	for (i=0; i<array->len; i++)
-		g_free(array->pdata[i]);
-	g_ptr_array_free(array, TRUE);
-}
-
-/**
- * camel_folder_free_uids:
- * @folder: folder object
- * @array: the array of uids to free
- *
- * Frees the array of UIDs returned by camel_folder_get_uids().
- **/
-void
-camel_folder_free_uids (CamelFolder *folder, GPtrArray *array)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CF_CLASS (folder)->free_uids (folder, array);
-}
-
-static GPtrArray *
-get_summary(CamelFolder *folder)
-{
-	g_assert(folder->summary != NULL);
-
-	return camel_folder_summary_array(folder->summary);
-}
-
-/**
- * camel_folder_get_summary:
- * @folder: a folder object
- *
- * This returns the summary information for the folder. This array
- * should not be modified, and must be freed with
- * camel_folder_free_summary().
- *
- * Return value: an array of CamelMessageInfo
- **/
-GPtrArray *
-camel_folder_get_summary (CamelFolder *folder)
-{
-	GPtrArray *ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-
-	ret = CF_CLASS (folder)->get_summary (folder);
-
-	return ret;
-}
-
-static void
-free_summary(CamelFolder *folder, GPtrArray *summary)
-{
-	g_assert(folder->summary != NULL);
-
-	camel_folder_summary_array_free(folder->summary, summary);
-}
-
-/**
- * camel_folder_free_summary:
- * @folder: folder object
- * @array: the summary array to free
- *
- * Frees the summary array returned by camel_folder_get_summary().
- **/
-void camel_folder_free_summary(CamelFolder * folder, GPtrArray * array)
-{
-	g_return_if_fail(CAMEL_IS_FOLDER(folder));
-
-	CF_CLASS(folder)->free_summary(folder, array);
-}
-
-/**
- * camel_folder_has_search_capability:
- * @folder: Folder object
- *
- * Checks if a folder supports searching.
- *
- * Return value: %TRUE if the folder supports searching
- **/
-gboolean
-camel_folder_has_search_capability (CamelFolder *folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), FALSE);
-
-	return folder->folder_flags & CAMEL_FOLDER_HAS_SEARCH_CAPABILITY;
-}
-
-static GPtrArray *
-search_by_expression (CamelFolder *folder, const char *expression,
-		      CamelException *ex)
-{
-	camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID,
-			      _("Unsupported operation: search by expression: for %s"),
-			      camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder)));
-	
-	w(g_warning ("CamelFolder::search_by_expression not implemented for "
-		     "`%s'", camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-	
-	return NULL;
-}
-
-/**
- * camel_folder_search_by_expression:
- * @folder: Folder object
- * @expression: a search expression
- * @ex: a CamelException
- *
- * Searches the folder for messages matching the given search expression.
- *
- * Return value: a list of uids of matching messages. The caller must
- * free the list and each of the elements when it is done.
- **/
-GPtrArray *
-camel_folder_search_by_expression (CamelFolder *folder, const char *expression,
-				   CamelException *ex)
-{
-	GPtrArray *ret;
-
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
-	g_return_val_if_fail (folder->folder_flags & CAMEL_FOLDER_HAS_SEARCH_CAPABILITY, NULL);
-
-	/* NOTE: that it is upto the callee to lock */
-
-	ret = CF_CLASS (folder)->search_by_expression (folder, expression, ex);
-
-	return ret;
-}
-
-static GPtrArray *
-search_by_uids(CamelFolder *folder, const char *exp, GPtrArray *uids, CamelException *ex)
-{
-	camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID,
-			      _("Unsupported operation: search by uids: for %s"),
-			      camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder)));
-	
-	w(g_warning ("CamelFolder::search_by_expression not implemented for "
-		     "`%s'", camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-	
-	return NULL;
-}
-
-/**
- * camel_folder_search_by_uids:
- * @folder: 
- * @expr: 
- * @uids: array of uid's to match against.
- * @ex: 
- * 
- * Search a subset of uid's for an expression match.
- * 
- * Return value: 
- **/
-GPtrArray *
-camel_folder_search_by_uids(CamelFolder *folder, const char *expr, GPtrArray *uids, CamelException *ex)
-{
-	GPtrArray *ret;
-
-	g_return_val_if_fail(CAMEL_IS_FOLDER (folder), NULL);
-	g_return_val_if_fail(folder->folder_flags & CAMEL_FOLDER_HAS_SEARCH_CAPABILITY, NULL);
-
-	/* NOTE: that it is upto the callee to lock */
-
-	ret = CF_CLASS(folder)->search_by_uids(folder, expr, uids, ex);
-
-	return ret;
-}
-
-static void
-search_free (CamelFolder *folder, GPtrArray *result)
-{
-	int i;
-
-	for (i = 0; i < result->len; i++)
-		g_free (g_ptr_array_index (result, i));
-	g_ptr_array_free (result, TRUE);
-}
-
-/**
- * camel_folder_search_free:
- * @folder: 
- * @result: 
- * 
- * Free the result of a search.
- **/
-void 
-camel_folder_search_free (CamelFolder *folder, GPtrArray *result)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	/* NOTE: upto the callee to lock */
-	CF_CLASS (folder)->search_free (folder, result);
-}
-
-
-static void
-transfer_message_to (CamelFolder *source, const char *uid, CamelFolder *dest,
-		     char **transferred_uid, gboolean delete_original,
-		     CamelException *ex)
-{
-	CamelMimeMessage *msg;
-	CamelMessageInfo *info = NULL;
-	
-	/* Default implementation. */
-	
-	/* we alredy have the lock, dont deadlock */
-	msg = CF_CLASS (source)->get_message (source, uid, ex);
-	if (!msg)
-		return;
-	
-	if (source->folder_flags & CAMEL_FOLDER_HAS_SUMMARY_CAPABILITY)
-		info = CF_CLASS (source)->get_message_info (source, uid);
-	else
-		info = camel_message_info_new_from_header (((CamelMimePart *)msg)->headers);
-	
-	/* we don't want to retain the deleted flag */
-	if (info && info->flags & CAMEL_MESSAGE_DELETED) {
-		info->flags = info->flags & ~CAMEL_MESSAGE_DELETED;
-		delete_original = TRUE;
-	}
-	
-	camel_folder_append_message (dest, msg, info, transferred_uid, ex);
-	camel_object_unref (msg);
-	
-	if (delete_original && !camel_exception_is_set (ex))
-		camel_folder_set_message_flags (source, uid, CAMEL_MESSAGE_DELETED|CAMEL_MESSAGE_SEEN, ~0);
-	
-	if (info) {
-		if (source->folder_flags & CAMEL_FOLDER_HAS_SUMMARY_CAPABILITY)
-			CF_CLASS (source)->free_message_info (source, info);
-		else
-			camel_message_info_free (info);
-	}
-}
-
-static void
-transfer_messages_to (CamelFolder *source, GPtrArray *uids, CamelFolder *dest, GPtrArray **transferred_uids, gboolean delete_originals, CamelException *ex)
-{
-	CamelException local;
-	char **ret_uid = NULL;
-	int i;
-
-	if (transferred_uids) {
-		*transferred_uids = g_ptr_array_new ();
-		g_ptr_array_set_size (*transferred_uids, uids->len);
-	}
-
-	camel_exception_init(&local);
-	if (ex == NULL)
-		ex = &local;
-
-	camel_operation_start(NULL, delete_originals ? _("Moving messages") : _("Copying messages"));
-
-	if (uids->len > 1) {
-		camel_folder_freeze(dest);
-		if (delete_originals)
-			camel_folder_freeze(source);
-	}
-	for (i = 0; i < uids->len && !camel_exception_is_set (ex); i++) {
-		if (transferred_uids)
-			ret_uid = (char **)&((*transferred_uids)->pdata[i]);
-		transfer_message_to (source, uids->pdata[i], dest, ret_uid, delete_originals, ex);
-		camel_operation_progress(NULL, i * 100 / uids->len);
-	}
-	if (uids->len > 1) {
-		camel_folder_thaw(dest);
-		if (delete_originals)
-			camel_folder_thaw(source);
-	}
-
-	camel_operation_end(NULL);
-	camel_exception_clear(&local);
-}
-
-/**
- * camel_folder_transfer_messages_to:
- * @source: source folder
- * @uids: message UIDs in @source
- * @dest: destination folder
- * @transferred_uids: if non-%NULL, the UIDs of the resulting messages
- * in @dest will be stored here, if known.
- * @delete_originals: whether or not to delete the original messages
- * @ex: a CamelException
- *
- * This copies or moves messages from one folder to another. If the
- * @source and @dest folders have the same parent_store, this may be
- * more efficient than using camel_folder_append_message().
- **/
-void
-camel_folder_transfer_messages_to (CamelFolder *source, GPtrArray *uids,
-				   CamelFolder *dest, GPtrArray **transferred_uids,
-				   gboolean delete_originals, CamelException *ex)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (source));
-	g_return_if_fail (CAMEL_IS_FOLDER (dest));
-	g_return_if_fail (uids != NULL);
-	
-	if (source == dest || uids->len == 0) {
-		/* source and destination folders are the same, or no work to do, do nothing. */
-		return;
-	}
-	
-	CAMEL_FOLDER_LOCK(source, lock);
-	
-	if (source->parent_store == dest->parent_store) {
-		/* If either folder is a vtrash, we need to use the
-		 * vtrash transfer method.
-		 */
-		if (CAMEL_IS_VTRASH_FOLDER (dest))
-			CF_CLASS (dest)->transfer_messages_to (source, uids, dest, transferred_uids, delete_originals, ex);
-		else
-			CF_CLASS (source)->transfer_messages_to (source, uids, dest, transferred_uids, delete_originals, ex);
-	} else
-		transfer_messages_to (source, uids, dest, transferred_uids, delete_originals, ex);
-	
-	CAMEL_FOLDER_UNLOCK(source, lock);
-}
-
-static void
-delete (CamelFolder *folder)
-{
-	if (folder->summary)
-		camel_folder_summary_clear (folder->summary);
-}
-
-/**
- * camel_folder_delete:
- * @folder: folder
- *
- * Marks a folder object as deleted and performs any required cleanup.
- **/
-void
-camel_folder_delete (CamelFolder *folder)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-	
-	CAMEL_FOLDER_LOCK (folder, lock);
-	if (folder->folder_flags & CAMEL_FOLDER_HAS_BEEN_DELETED) {
-		CAMEL_FOLDER_UNLOCK (folder, lock);
-		return;
-	}
-	
-	folder->folder_flags |= CAMEL_FOLDER_HAS_BEEN_DELETED;
-	
-	CF_CLASS (folder)->delete (folder);
-
-	CAMEL_FOLDER_UNLOCK (folder, lock);
-
-	camel_object_trigger_event (folder, "deleted", NULL);
-}
-
-static void
-folder_rename (CamelFolder *folder, const char *new)
-{
-	char *tmp;
-
-	printf("CamelFolder:rename('%s')\n", new);
-
-	g_free(folder->full_name);
-	folder->full_name = g_strdup(new);
-	g_free(folder->name);
-	tmp = strrchr(new, folder->parent_store->dir_sep);
-	folder->name = g_strdup(tmp?tmp+1:new);
-}
-
-/**
- * camel_folder_rename:
- * @folder: 
- * @new: 
- * 
- * Mark an active folder object as renamed.
- *
- * NOTE: This is an internal function used by camel stores, no locking
- * is performed on the folder.
- **/
-void
-camel_folder_rename(CamelFolder *folder, const char *new)
-{
-	char *old;
-
-	old = g_strdup(folder->full_name);
-
-	CF_CLASS (folder)->rename(folder, new);
-
-	camel_object_trigger_event (folder, "renamed", old);
-	g_free(old);
-}
-
-static void
-freeze (CamelFolder *folder)
-{
-	CAMEL_FOLDER_LOCK(folder, change_lock);
-
-	g_assert(folder->priv->frozen >= 0);
-
-	folder->priv->frozen++;
-
-	d(printf ("freeze(%p '%s') = %d\n", folder, folder->full_name, folder->priv->frozen));
-	CAMEL_FOLDER_UNLOCK(folder, change_lock);
-}
-
-/**
- * camel_folder_freeze:
- * @folder: a folder
- *
- * Freezes the folder so that a series of operation can be performed
- * without "message_changed" and "folder_changed" signals being emitted.
- * When the folder is later thawed with camel_folder_thaw(), the
- * suppressed signals will be emitted.
- **/
-void
-camel_folder_freeze (CamelFolder * folder)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-
-	CF_CLASS (folder)->freeze (folder);
-}
-
-static void
-thaw (CamelFolder * folder)
-{
-	CamelFolderChangeInfo *info = NULL;
-
-	CAMEL_FOLDER_LOCK(folder, change_lock);
-
-	g_assert(folder->priv->frozen > 0);
-
-	folder->priv->frozen--;
-
-	d(printf ("thaw(%p '%s') = %d\n", folder, folder->full_name, folder->priv->frozen));
-
-	if (folder->priv->frozen == 0
-	    && camel_folder_change_info_changed(folder->priv->changed_frozen)) {
-		info = folder->priv->changed_frozen;
-		folder->priv->changed_frozen = camel_folder_change_info_new();
-	}
-	
-	CAMEL_FOLDER_UNLOCK(folder, change_lock);
-
-	if (info) {
-		camel_object_trigger_event (folder, "folder_changed", info);
-		camel_folder_change_info_free(info);
-	}
-}
-
-/**
- * camel_folder_thaw:
- * @folder: a folder
- *
- * Thaws the folder and emits any pending folder_changed or
- * message_changed signals.
- **/
-void
-camel_folder_thaw (CamelFolder *folder)
-{
-	g_return_if_fail (CAMEL_IS_FOLDER (folder));
-	g_return_if_fail (folder->priv->frozen != 0);
-
-	CF_CLASS (folder)->thaw (folder);
-}
-
-static gboolean
-is_frozen (CamelFolder *folder)
-{
-	return folder->priv->frozen != 0;
-}
-
-/**
- * camel_folder_is_frozen:
- * @folder: a folder
- *
- * Return value: whether or not the folder is frozen.
- **/
-gboolean
-camel_folder_is_frozen (CamelFolder *folder)
-{
-	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), FALSE);
-
-	return CF_CLASS (folder)->is_frozen (folder);
-}
-
-
-struct _folder_filter_msg {
-	CamelSessionThreadMsg msg;
-
-	GPtrArray *recents;
-	CamelFolder *folder;
-	CamelFilterDriver *driver;
-	CamelException ex;
-};
-
-static void
-filter_filter(CamelSession *session, CamelSessionThreadMsg *msg)
-{
-	struct _folder_filter_msg *m = (struct _folder_filter_msg *)msg;
-	CamelMessageInfo *info;
-	int i, status = 0;
-	CamelURL *uri;
-	char *source_url;
-	CamelException ex;
-
-	camel_operation_start(NULL, _("Filtering new message(s)"));
-
-	source_url = camel_service_get_url((CamelService *)m->folder->parent_store);
-	uri = camel_url_new(source_url, NULL);
-	g_free(source_url);
-	if (m->folder->full_name && m->folder->full_name[0] != '/') {
-		char *tmp = alloca(strlen(m->folder->full_name)+2);
-
-		sprintf(tmp, "/%s", m->folder->full_name);
-		camel_url_set_path(uri, tmp);
-	} else
-		camel_url_set_path(uri, m->folder->full_name);
-	source_url = camel_url_to_string(uri, CAMEL_URL_HIDE_ALL);
-	camel_url_free(uri);
-
-	for (i=0;status == 0 && i<m->recents->len;i++) {
-		char *uid = m->recents->pdata[i];
-		int pc = 100 * i / m->recents->len;
-
-		camel_operation_progress(NULL, pc);
-
-		info = camel_folder_get_message_info(m->folder, uid);
-		if (info == NULL) {
-			g_warning("uid %s vanished from folder: %s", uid, source_url);
-			continue;
-		}
-
-		status = camel_filter_driver_filter_message(m->driver, NULL, info, uid, m->folder, source_url, source_url, &m->ex);
-
-		camel_folder_free_message_info(m->folder, info);
-	}
-
-	camel_exception_init(&ex);
-	camel_filter_driver_flush(m->driver, &ex);
-	if (!camel_exception_is_set(&m->ex))
-		camel_exception_xfer(&m->ex, &ex);
-
-	g_free(source_url);
-
-	camel_operation_end(NULL);
-}
-
-static void
-filter_free(CamelSession *session, CamelSessionThreadMsg *msg)
-{
-	struct _folder_filter_msg *m = (struct _folder_filter_msg *)msg;
-	int i;
-
-	camel_folder_thaw(m->folder);
-	camel_object_unref((CamelObject *)m->folder);
-	camel_object_unref((CamelObject *)m->driver);
-	for (i=0;i<m->recents->len;i++)
-		g_free(m->recents->pdata[i]);
-	g_ptr_array_free(m->recents, TRUE);
-}
-
-static CamelSessionThreadOps filter_ops = {
-	filter_filter,
-	filter_free,
-};
-
-
-/* Event hooks that block emission when frozen */
-static gboolean
-folder_changed (CamelObject *obj, gpointer event_data)
-{
-	CamelFolder *folder = CAMEL_FOLDER (obj);
-	CamelFolderChangeInfo *changed = event_data;
-	gboolean ret = TRUE;
-
-	d(printf ("folder_changed(%p, %p), frozen=%d\n", obj, event_data, folder->priv->frozen));
-	d(printf(" added %d remoded %d changed %d recent %d\n",
-		 changed->uid_added->len, changed->uid_removed->len,
-		 changed->uid_changed->len, changed->uid_recent->len));
-
-	if (changed != NULL) {
-		CamelSession *session = ((CamelService *)folder->parent_store)->session;
-		CamelFilterDriver *driver = NULL;
-
-		if (((folder->folder_flags & CAMEL_FOLDER_FILTER_RECENT) || camel_session_check_junk (session))
-		    && changed->uid_recent->len > 0)
-			driver = camel_session_get_filter_driver(session,
-								 (folder->folder_flags & CAMEL_FOLDER_FILTER_RECENT) ? FILTER_SOURCE_INCOMING : FILTER_SOURCE_JUNKTEST, NULL);
-		
-		CAMEL_FOLDER_LOCK(folder, change_lock);
-
-		if (driver) {
-			GPtrArray *recents = g_ptr_array_new();
-			int i;
-			struct _folder_filter_msg *msg;
-			
-			d(printf("** Have '%d' recent messages, launching thread to process them\n", changed->uid_recent->len));
-
-			folder->priv->frozen++;
-			msg = camel_session_thread_msg_new(session, &filter_ops, sizeof(*msg));
-			for (i=0;i<changed->uid_recent->len;i++)
-				g_ptr_array_add(recents, g_strdup(changed->uid_recent->pdata[i]));
-			msg->recents = recents;
-			msg->folder = folder;
-			camel_object_ref((CamelObject *)folder);
-			msg->driver = driver;
-			camel_exception_init(&msg->ex);
-			camel_session_thread_queue(session, &msg->msg, 0);
-			
-			/* zero out the recent list so we dont reprocess */
-			/* this pokes past abstraction, but changeinfo is our structure anyway */
-			/* the only other alternative is to recognise when trigger is called from	
-			   thaw(), but thats a pita */
-			g_ptr_array_set_size(changed->uid_recent, 0);
-		}
-		
-		if (folder->priv->frozen) {
-			camel_folder_change_info_cat(folder->priv->changed_frozen, changed);
-			ret = FALSE;
-		}
-		CAMEL_FOLDER_UNLOCK(folder, change_lock);
-	} else {
-			w(g_warning ("Class %s is passing NULL to folder_changed event",
-				     camel_type_to_name (CAMEL_OBJECT_GET_TYPE (folder))));
-	}
-
-	return ret;
-}
-
-static gboolean
-message_changed (CamelObject *obj, /*const char *uid*/gpointer event_data)
-{
-	CamelFolder *folder = CAMEL_FOLDER (obj);
-	gboolean ret = TRUE;
-
-	d(printf ("message_changed(%p, %p), frozen=%d\n", folder, event_data, folder->priv->frozen));
-
-	if (folder->priv->frozen) {
-		CAMEL_FOLDER_LOCK(folder, change_lock);
-	
-		camel_folder_change_info_change_uid(folder->priv->changed_frozen, (char *)event_data);
-		ret = FALSE;
-
-		CAMEL_FOLDER_UNLOCK(folder, change_lock);
-	}
-
-	return ret;
-}
-
-
-/**
- * camel_folder_free_nop:
- * @folder: a folder
- * @array: an array of uids or CamelMessageInfo
- *
- * "Frees" the provided array by doing nothing. Used by CamelFolder
- * subclasses as an implementation for free_uids, or free_summary when
- * the returned array is "static" information and should not be freed.
- **/
-void
-camel_folder_free_nop (CamelFolder *folder, GPtrArray *array)
-{
-	;
-}
-
-/**
- * camel_folder_free_shallow:
- * @folder: a folder
- * @array: an array of uids or CamelMessageInfo
- *
- * Frees the provided array but not its contents. Used by CamelFolder
- * subclasses as an implementation for free_uids or free_summary when
- * the returned array needs to be freed but its contents come from
- * "static" information.
- **/
-void
-camel_folder_free_shallow (CamelFolder *folder, GPtrArray *array)
-{
-	g_ptr_array_free (array, TRUE);
-}
-
-/**
- * camel_folder_free_deep:
- * @folder: a folder
- * @array: an array of uids
- *
- * Frees the provided array and its contents. Used by CamelFolder
- * subclasses as an implementation for free_uids when the provided
- * information was created explicitly by the corresponding get_ call.
- **/
-void
-camel_folder_free_deep (CamelFolder *folder, GPtrArray *array)
-{
-	int i;
-
-	for (i = 0; i < array->len; i++)
-		g_free (array->pdata[i]);
-	g_ptr_array_free (array, TRUE);
-}
-
-struct _CamelFolderChangeInfoPrivate {
-	GHashTable *uid_stored;	/* what we have stored, which array they're in */
-	GHashTable *uid_source;	/* used to create unique lists */
-	struct _EMemPool *uid_pool;	/* pool used to store copies of uid strings */
-};
-
-/**
- * camel_folder_change_info_new:
- * @void: 
- * 
- * Create a new folder change info structure.
- *
- * Change info structures are not MT-SAFE and must be
- * locked for exclusive access externally.
- * 
- * Return value: 
- **/
-CamelFolderChangeInfo *
-camel_folder_change_info_new(void)
-{
-	CamelFolderChangeInfo *info;
-
-	info = g_malloc(sizeof(*info));
-	info->uid_added = g_ptr_array_new();
-	info->uid_removed = g_ptr_array_new();
-	info->uid_changed = g_ptr_array_new();
-	info->uid_recent = g_ptr_array_new();
-	info->priv = g_malloc0(sizeof(*info->priv));
-	info->priv->uid_stored = g_hash_table_new(g_str_hash, g_str_equal);
-	info->priv->uid_source = NULL;
-	info->priv->uid_pool = e_mempool_new(512, 256, E_MEMPOOL_ALIGN_BYTE);
-
-	return info;
-}
-
-/**
- * camel_folder_change_info_add_source:
- * @info: 
- * @uid: 
- * 
- * Add a source uid for generating a changeset.
- **/
-void
-camel_folder_change_info_add_source(CamelFolderChangeInfo *info, const char *uid)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (p->uid_source == NULL)
-		p->uid_source = g_hash_table_new(g_str_hash, g_str_equal);
-
-	if (g_hash_table_lookup(p->uid_source, uid) == NULL)
-		g_hash_table_insert(p->uid_source, e_mempool_strdup(p->uid_pool, uid), (void *)1);
-}
-
-/**
- * camel_folder_change_info_add_source_list:
- * @info: 
- * @list: 
- * 
- * Add a list of source uid's for generating a changeset.
- **/
-void
-camel_folder_change_info_add_source_list(CamelFolderChangeInfo *info, const GPtrArray *list)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	int i;
-	
-	g_assert(info != NULL);
-	g_assert(list != NULL);
-	
-	p = info->priv;
-
-	if (p->uid_source == NULL)
-		p->uid_source = g_hash_table_new(g_str_hash, g_str_equal);
-
-	for (i=0;i<list->len;i++) {
-		char *uid = list->pdata[i];
-
-		if (g_hash_table_lookup(p->uid_source, uid) == NULL)
-			g_hash_table_insert(p->uid_source, e_mempool_strdup(p->uid_pool, uid), (void *)1);
-	}
-}
-
-/**
- * camel_folder_change_info_add_update:
- * @info: 
- * @uid: 
- * 
- * Add a uid from the updated list, used to generate a changeset diff.
- **/
-void
-camel_folder_change_info_add_update(CamelFolderChangeInfo *info, const char *uid)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	char *key;
-	int value;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (p->uid_source == NULL) {
-		camel_folder_change_info_add_uid(info, uid);
-		return;
-	}
-
-	if (g_hash_table_lookup_extended(p->uid_source, uid, (void **)&key, (void **)&value)) {
-		g_hash_table_remove(p->uid_source, key);
-	} else {
-		camel_folder_change_info_add_uid(info, uid);
-	}
-}
-
-/**
- * camel_folder_change_info_add_update_list:
- * @info: 
- * @list: 
- * 
- * Add a list of uid's from the updated list.
- **/
-void
-camel_folder_change_info_add_update_list(CamelFolderChangeInfo *info, const GPtrArray *list)
-{
-	int i;
-	
-	g_assert(info != NULL);
-	g_assert(list != NULL);
-	
-	for (i=0;i<list->len;i++)
-		camel_folder_change_info_add_update(info, list->pdata[i]);
-}
-
-static void
-change_info_remove(char *key, void *value, CamelFolderChangeInfo *info)
-{
-	struct _CamelFolderChangeInfoPrivate *p = info->priv;
-	GPtrArray *olduids;
-	char *olduid;
-
-	if (g_hash_table_lookup_extended(p->uid_stored, key, (void **)&olduid, (void **)&olduids)) {
-		/* if it was added/changed them removed, then remove it */
-		if (olduids != info->uid_removed) {
-			g_ptr_array_remove_fast(olduids, olduid);
-			g_ptr_array_add(info->uid_removed, olduid);
-			g_hash_table_insert(p->uid_stored, olduid, info->uid_removed);
-		}
-		return;
-	}
-
-	/* we dont need to copy this, as they've already been copied into our pool */
-	g_ptr_array_add(info->uid_removed, key);
-	g_hash_table_insert(p->uid_stored, key, info->uid_removed);
-}
-
-/**
- * camel_folder_change_info_build_diff:
- * @info: 
- * 
- * Compare the source uid set to the updated uid set and generate the differences
- * into the added and removed lists.
- **/
-void
-camel_folder_change_info_build_diff(CamelFolderChangeInfo *info)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (p->uid_source) {
-		g_hash_table_foreach(p->uid_source, (GHFunc)change_info_remove, info);
-		g_hash_table_destroy(p->uid_source);
-		p->uid_source = NULL;
-	}
-}
-
-static void
-change_info_cat(CamelFolderChangeInfo *info, GPtrArray *source, void (*add)(CamelFolderChangeInfo *info, const char *uid))
-{
-	int i;
-
-	for (i=0;i<source->len;i++)
-		add(info, source->pdata[i]);
-}
-
-/**
- * camel_folder_change_info_cat:
- * @info: 
- * @source: 
- * 
- * Concatenate one change info onto antoher.  Can be used to copy
- * them too.
- **/
-void
-camel_folder_change_info_cat(CamelFolderChangeInfo *info, CamelFolderChangeInfo *source)
-{
-	g_assert(info != NULL);
-	g_assert(source != NULL);
-	
-	change_info_cat(info, source->uid_added, camel_folder_change_info_add_uid);
-	change_info_cat(info, source->uid_removed, camel_folder_change_info_remove_uid);
-	change_info_cat(info, source->uid_changed, camel_folder_change_info_change_uid);
-	change_info_cat(info, source->uid_recent, camel_folder_change_info_recent_uid);
-}
-
-/**
- * camel_folder_change_info_add_uid:
- * @info: 
- * @uid: 
- * 
- * Add a new uid to the changeinfo.
- **/
-void
-camel_folder_change_info_add_uid(CamelFolderChangeInfo *info, const char *uid)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	GPtrArray *olduids;
-	char *olduid;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (g_hash_table_lookup_extended(p->uid_stored, uid, (void **)&olduid, (void **)&olduids)) {
-		/* if it was removed then added, promote it to a changed */
-		/* if it was changed then added, leave as changed */
-		if (olduids == info->uid_removed) {
-			g_ptr_array_remove_fast(olduids, olduid);
-			g_ptr_array_add(info->uid_changed, olduid);
-			g_hash_table_insert(p->uid_stored, olduid, info->uid_changed);
-		}
-		return;
-	}
-
-	olduid = e_mempool_strdup(p->uid_pool, uid);
-	g_ptr_array_add(info->uid_added, olduid);
-	g_hash_table_insert(p->uid_stored, olduid, info->uid_added);
-}
-
-/**
- * camel_folder_change_info_remove_uid:
- * @info: 
- * @uid: 
- * 
- * Add a uid to the removed uid list.
- **/
-void
-camel_folder_change_info_remove_uid(CamelFolderChangeInfo *info, const char *uid)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	GPtrArray *olduids;
-	char *olduid;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (g_hash_table_lookup_extended(p->uid_stored, uid, (void **)&olduid, (void **)&olduids)) {
-		/* if it was added/changed them removed, then remove it */
-		if (olduids != info->uid_removed) {
-			g_ptr_array_remove_fast(olduids, olduid);
-			g_ptr_array_add(info->uid_removed, olduid);
-			g_hash_table_insert(p->uid_stored, olduid, info->uid_removed);
-		}
-		return;
-	}
-
-	olduid = e_mempool_strdup(p->uid_pool, uid);
-	g_ptr_array_add(info->uid_removed, olduid);
-	g_hash_table_insert(p->uid_stored, olduid, info->uid_removed);
-}
-
-/**
- * camel_folder_change_info_change_uid:
- * @info: 
- * @uid: 
- * 
- * Add a uid to the changed uid list.
- **/
-void
-camel_folder_change_info_change_uid(CamelFolderChangeInfo *info, const char *uid)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	GPtrArray *olduids;
-	char *olduid;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (g_hash_table_lookup_extended(p->uid_stored, uid, (void **)&olduid, (void **)&olduids)) {
-		/* if we have it already, leave it as that */
-		return;
-	}
-
-	olduid = e_mempool_strdup(p->uid_pool, uid);
-	g_ptr_array_add(info->uid_changed, olduid);
-	g_hash_table_insert(p->uid_stored, olduid, info->uid_changed);
-}
-
-void
-camel_folder_change_info_recent_uid(CamelFolderChangeInfo *info, const char *uid)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	GPtrArray *olduids;
-	char *olduid;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-
-	/* always add to recent, but dont let anyone else know */	
-	if (!g_hash_table_lookup_extended(p->uid_stored, uid, (void **)&olduid, (void **)&olduids)) {
-		olduid = e_mempool_strdup(p->uid_pool, uid);
-	}
-	g_ptr_array_add(info->uid_recent, olduid);
-}
-
-/**
- * camel_folder_change_info_changed:
- * @info: 
- * 
- * Return true if the changeset contains any changes.
- *
- * Return Value:
- **/
-gboolean
-camel_folder_change_info_changed(CamelFolderChangeInfo *info)
-{
-	g_assert(info != NULL);
-	
-	return (info->uid_added->len || info->uid_removed->len || info->uid_changed->len || info->uid_recent->len);
-}
-
-/**
- * camel_folder_change_info_clear:
- * @info: 
- * 
- * Empty out the change info; called after changes have been processed.
- **/
-void
-camel_folder_change_info_clear(CamelFolderChangeInfo *info)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-	
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	g_ptr_array_set_size(info->uid_added, 0);
-	g_ptr_array_set_size(info->uid_removed, 0);
-	g_ptr_array_set_size(info->uid_changed, 0);
-	g_ptr_array_set_size(info->uid_recent, 0);
-	if (p->uid_source) {
-		g_hash_table_destroy(p->uid_source);
-		p->uid_source = NULL;
-	}
-	g_hash_table_destroy(p->uid_stored);
-	p->uid_stored = g_hash_table_new(g_str_hash, g_str_equal);
-	e_mempool_flush(p->uid_pool, TRUE);
-}
-
-/**
- * camel_folder_change_info_free:
- * @info: 
- * 
- * Free memory associated with the folder change info lists.
- **/
-void
-camel_folder_change_info_free(CamelFolderChangeInfo *info)
-{
-	struct _CamelFolderChangeInfoPrivate *p;
-
-	g_assert(info != NULL);
-	
-	p = info->priv;
-	
-	if (p->uid_source)
-		g_hash_table_destroy(p->uid_source);
-
-	g_hash_table_destroy(p->uid_stored);
-	e_mempool_destroy(p->uid_pool);
-	g_free(p);
-
-	g_ptr_array_free(info->uid_added, TRUE);
-	g_ptr_array_free(info->uid_removed, TRUE);
-	g_ptr_array_free(info->uid_changed, TRUE);
-	g_ptr_array_free(info->uid_recent, TRUE);
-	g_free(info);
-}