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/*************************************************************************
*
* 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.
*
************************************************************************/
#include "oox/core/relationshandler.hxx"
#include <rtl/ustrbuf.hxx>
#include "tokens.hxx"
#include "oox/helper/attributelist.hxx"
#include "oox/core/namespaces.hxx"
using ::rtl::OUString;
using ::rtl::OUStringBuffer;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;
namespace oox {
namespace core {
// ============================================================================
namespace {
/* Build path to relations file from passed fragment path, e.g.:
'path/path/file.xml' -> 'path/path/_rels/file.xml.rels'
'file.xml' -> '_rels/file.xml.rels'
'' -> '_rels/.rels'
*/
OUString lclGetRelationsPath( const OUString& rFragmentPath )
{
sal_Int32 nPathLen = ::std::max< sal_Int32 >( rFragmentPath.lastIndexOf( '/' ) + 1, 0 );
return
OUStringBuffer( rFragmentPath.copy( 0, nPathLen ) ). // file path including slash
appendAscii( "_rels/" ). // additional '_rels/' path
append( rFragmentPath.copy( nPathLen ) ). // file name after path
appendAscii( ".rels" ). // '.rels' suffix
makeStringAndClear();
}
} // namespace
// ============================================================================
RelationsFragment::RelationsFragment( XmlFilterBase& rFilter, RelationsRef xRelations ) :
FragmentHandler( rFilter, lclGetRelationsPath( xRelations->getFragmentPath() ), xRelations ),
mxRelations( xRelations )
{
}
Reference< XFastContextHandler > RelationsFragment::createFastChildContext(
sal_Int32 nElement, const Reference< XFastAttributeList >& rxAttribs ) throw (SAXException, RuntimeException)
{
Reference< XFastContextHandler > xRet;
AttributeList aAttribs( rxAttribs );
switch( nElement )
{
case NMSP_PACKAGE_RELATIONSHIPS|XML_Relationship:
{
Relation aRelation;
aRelation.maId = aAttribs.getString( XML_Id, OUString() );
aRelation.maType = aAttribs.getString( XML_Type, OUString() );
aRelation.maTarget = aAttribs.getString( XML_Target, OUString() );
if( (aRelation.maId.getLength() > 0) && (aRelation.maType.getLength() > 0) && (aRelation.maTarget.getLength() > 0) )
{
sal_Int32 nTargetMode = aAttribs.getToken( XML_TargetMode, XML_Internal );
OSL_ENSURE( (nTargetMode == XML_Internal) || (nTargetMode == XML_External),
"RelationsFragment::createFastChildContext - unexpected target mode, assuming external" );
aRelation.mbExternal = nTargetMode != XML_Internal;
OSL_ENSURE( mxRelations->count( aRelation.maId ) == 0,
"RelationsFragment::createFastChildContext - relation identifier exists already" );
mxRelations->insert( Relations::value_type( aRelation.maId, aRelation ) );
}
}
break;
case NMSP_PACKAGE_RELATIONSHIPS|XML_Relationships:
xRet = getFastContextHandler();
break;
}
return xRet;
}
// ============================================================================
} // namespace core
} // namespace oox
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