/*
 * (c) Copyright Ascensio System SIA 2010-2023
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
#include "CurrentUserAtom.h"

using namespace PPT;

CRecordCurrentUserAtom::CRecordCurrentUserAtom() : m_nToken(0)
{
    m_nSize = m_nRelVersion = m_nToken = m_nOffsetToCurEdit = 0;
    m_nLenUserName = m_nDocFileVersion = 0;
    m_nMinorVersion = m_nMajorVersion = 0;

}

CRecordCurrentUserAtom::~CRecordCurrentUserAtom()
{

}

void CRecordCurrentUserAtom::ReadFromStream(SRecordHeader &oHeader, POLE::Stream *pStream)
{
    m_oHeader = oHeader;

    m_nSize				= StreamUtils::ReadDWORD(pStream);

    long sz = (long)(pStream->size() - pStream->tell());

    if ((long)m_nSize >  sz )
    {
        m_nSize =  sz ;
    }

    if (m_nSize < 16) return;

    m_nToken			= StreamUtils::ReadDWORD(pStream);

    m_nOffsetToCurEdit	= StreamUtils::ReadDWORD(pStream);

    m_nLenUserName		= StreamUtils::ReadWORD(pStream);

    m_nDocFileVersion	= StreamUtils::ReadWORD(pStream);

    m_nMajorVersion		= StreamUtils::ReadBYTE(pStream);
    m_nMinorVersion		= StreamUtils::ReadBYTE(pStream);

    StreamUtils::StreamSkip(2, pStream);

    m_strANSIUserName = StreamUtils::ReadStringA(pStream, m_nLenUserName);

    m_nRelVersion = StreamUtils::ReadDWORD(pStream);

    m_strUNICODEUserName = StreamUtils::ReadStringW(pStream, m_nLenUserName );

}

bool CRecordCurrentUserAtom::IsSupported() const
{
    return (NO_ENCRYPT == m_nToken);
}