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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sfx2.hxx"
#include <tools/stream.hxx>
#include <tools/cachestr.hxx>
#include <sot/storage.hxx>
#include <sot/formats.hxx>
#include <sfx2/mieclip.hxx>
#include <sfx2/sfxuno.hxx>
MSE40HTMLClipFormatObj::~MSE40HTMLClipFormatObj()
{
delete pStrm;
}
SvStream* MSE40HTMLClipFormatObj::IsValid( SvStream& rStream )
{
bool bRet = false;
if( pStrm )
delete pStrm, pStrm = 0;
rtl::OString sLine, sVersion;
sal_Int32 nStt = -1, nEnd = -1, nFragStart = -1, nFragEnd = -1;
sal_Int32 nIndex = 0;
rStream.Seek(STREAM_SEEK_TO_BEGIN);
rStream.ResetError();
if( rStream.ReadLine( sLine ) &&
sLine.getToken( 0, ':', nIndex ) == "Version" )
{
sVersion = sLine.copy( nIndex );
while( rStream.ReadLine( sLine ) )
{
nIndex = 0;
rtl::OString sTmp(sLine.getToken(0, ':', nIndex));
if (sTmp.equalsL(RTL_CONSTASCII_STRINGPARAM("StartHTML")))
nStt = sLine.copy(nIndex).toInt32();
else if (sTmp.equalsL(RTL_CONSTASCII_STRINGPARAM("EndHTML")))
nEnd = sLine.copy(nIndex).toInt32();
else if (sTmp.equalsL(RTL_CONSTASCII_STRINGPARAM("StartFragment")))
nFragStart = sLine.copy(nIndex).toInt32();
else if (sTmp.equalsL(RTL_CONSTASCII_STRINGPARAM("EndFragment")))
nFragEnd = sLine.copy(nIndex).toInt32();
else if (sTmp.equalsL(RTL_CONSTASCII_STRINGPARAM("SourceURL")))
sBaseURL = S2U(sLine.copy(nIndex));
if (nEnd >= 0 && nStt >= 0 &&
(sBaseURL.Len() || rStream.Tell() >= static_cast<sal_Size>(nStt)))
{
bRet = true;
break;
}
}
}
if( bRet )
{
rStream.Seek( nStt );
pStrm = new SvCacheStream( ( nEnd - nStt < 0x10000l
? nEnd - nStt + 32
: 0 ));
*pStrm << rStream;
pStrm->SetStreamSize( nEnd - nStt + 1L );
pStrm->Seek( STREAM_SEEK_TO_BEGIN );
return pStrm;
}
if (nFragStart > 0 && nFragEnd > 0 && nFragEnd > nFragStart)
{
sal_uIntPtr nSize = static_cast<sal_uIntPtr>(nFragEnd - nFragStart + 1);
if (nSize < 0x10000L)
{
rStream.Seek(nFragStart);
pStrm = new SvCacheStream(nSize);
*pStrm << rStream;
pStrm->SetStreamSize(nSize);
pStrm->Seek(STREAM_SEEK_TO_BEGIN);
return pStrm;
}
}
return NULL;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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