/***************************************************************************
                          filter_oe.h  -  Outlook Express mail import
                             -------------------
    begin                : Sat Feb 1 2003
    copyright            : (C) 2003 by Laurence Anderson
    email                : l.d.anderson@warwick.ac.uk
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef FILTER_OE_H
#define FILTER_OE_H

#include "filters.h"

/**
 *imports outlook text messages into KMail
 *@author Laurence Anderson
 */

class FilterOE : public Filter
{
public:
    FilterOE();
    ~FilterOE();

    void import(FilterInfo *info);

protected:
    void importMailBox( FilterInfo *info, const TQString& fileName);
    void mbxImport( FilterInfo *info, TQDataStream& ds);
    void dbxImport( FilterInfo *info, TQDataStream& ds);
    void dbxReadIndex( FilterInfo *info, TQDataStream& ds, int filePos);
    void dbxReadDataBlock( FilterInfo *info, TQDataStream& ds, int filePos);
    void dbxReadEmail( FilterInfo *info, TQDataStream& ds, int filePos);
    
    /** helperfunctions for folder structure support */
    TQString parseFolderString( TQDataStream& ds, int filePos);
    TQString getFolderName(TQString filename);

private: // Private methods
    /** which file (of totalFiles) is now in the work? */
    int currentFile;
    /** total number of files that get imported */
    int totalFiles;
    /** total emails in current file */
    int totalEmails;
    /** which email (of totalFiles) is now in the work? */
    int currentEmail;
    /** number of imported mails with flag 0x04 */
    int count0x04;
    /** number of imported mails with flag 0x84 */
    int count0x84;

    /** true if the folderstructure is parsed */
    bool parsedFolder;
    /** true if the current parsing file is the folder file */
    bool currentIsFolderFile;

    /** Folder structure with following  4 entries:
        1. descriptive folder name 
        2. filename 
        3. ID of current folder
        4. ID of parent folder 
    */
    typedef FolderStructureBase<4> FolderStructure;
    /** matrix with information about the folder structure*/
    TQValueList<FolderStructure> folderStructure;
    typedef TQValueList<FolderStructure>::Iterator FolderStructureIterator;

    /** name of the current folder */
    TQString folderName;
    /** name of the chosen folder */
    TQString mailDir;
};

#endif
