office-gobmx/xmloff/source/core/XMLBase64Export.cxx
2011-03-29 21:40:28 +01:00

97 lines
3.2 KiB
C++

/* -*- 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
*
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* 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).
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* version 3 along with OpenOffice.org. If not, see
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/io/XInputStream.hpp>
#include <xmloff/xmluconv.hxx>
#include <xmloff/xmlexp.hxx>
#include "xmloff/xmlnmspe.hxx"
#include "XMLBase64Export.hxx"
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::io;
using ::rtl::OUString;
using ::rtl::OUStringBuffer;
#define INPUT_BUFFER_SIZE 54
#define OUTPUT_BUFFER_SIZE 72
XMLBase64Export::XMLBase64Export( SvXMLExport& rExp ) :
rExport( rExp ){
}
sal_Bool XMLBase64Export::exportXML( const Reference < XInputStream> & rIn )
{
sal_Bool bRet = sal_True;
try
{
Sequence < sal_Int8 > aInBuff( INPUT_BUFFER_SIZE );
OUStringBuffer aOutBuff( OUTPUT_BUFFER_SIZE );
sal_Int32 nRead;
do
{
nRead = rIn->readBytes( aInBuff, INPUT_BUFFER_SIZE );
if( nRead > 0 )
{
GetExport().GetMM100UnitConverter().encodeBase64( aOutBuff,
aInBuff );
GetExport().Characters( aOutBuff.makeStringAndClear() );
if( nRead == INPUT_BUFFER_SIZE )
GetExport().IgnorableWhitespace();
}
}
while( nRead == INPUT_BUFFER_SIZE );
}
catch( ... )
{
bRet = sal_False;
}
return bRet;
}
sal_Bool XMLBase64Export::exportElement(
const Reference < XInputStream > & rIn,
sal_uInt16 nNamespace,
enum ::xmloff::token::XMLTokenEnum eName )
{
SvXMLElementExport aElem( GetExport(), nNamespace, eName, sal_True,
sal_True );
return exportXML( rIn );
}
sal_Bool XMLBase64Export::exportOfficeBinaryDataElement(
const Reference < XInputStream > & rIn )
{
return exportElement( rIn, XML_NAMESPACE_OFFICE,
::xmloff::token::XML_BINARY_DATA );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */