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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: relations.cxx,v $
* $Revision: 1.4 $
*
* 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/relations.hxx"
#include "oox/helper/helper.hxx"
using ::rtl::OUString;
namespace oox {
namespace core {
// ============================================================================
Relations::Relations( const OUString& rBasePath ) :
maBasePath( rBasePath )
{
}
const Relation* Relations::getRelationFromRelId( const OUString& rId ) const
{
const_iterator aIt = find( rId );
return (aIt == end()) ? 0 : &aIt->second;
}
const Relation* Relations::getRelationFromType( const OUString& rType ) const
{
for( const_iterator aIt = begin(), aEnd = end(); aIt != aEnd; ++aIt )
if( aIt->second.maType == rType )
return &aIt->second;
return 0;
}
RelationsRef Relations::getRelationsFromType( const OUString& rType ) const
{
RelationsRef xRelations( new Relations( maBasePath ) );
for( const_iterator aIt = begin(), aEnd = end(); aIt != aEnd; ++aIt )
if( aIt->second.maType == rType )
(*xRelations)[ aIt->first ] = aIt->second;
return xRelations;
}
OUString Relations::getTargetFromRelId( const OUString& rRelId ) const
{
if( const Relation* pRelation = getRelationFromRelId( rRelId ) )
return pRelation->maTarget;
return OUString();
}
OUString Relations::getTargetFromType( const OUString& rType ) const
{
if( const Relation* pRelation = getRelationFromType( rType ) )
return pRelation->maTarget;
return OUString();
}
OUString Relations::getFragmentPathFromTarget( const OUString& rTarget ) const
{
const sal_Unicode cDirSep = '/';
// no target, no fragment path
if( rTarget.getLength() == 0 )
return OUString();
// absolute target, or empty fragment path -> return target
if( (rTarget[ 0 ] == cDirSep) || (maBasePath.getLength() == 0) )
return rTarget;
sal_Int32 nLastSepPos = maBasePath.lastIndexOf( cDirSep );
OUString aPath = (nLastSepPos < 0) ? maBasePath : maBasePath.copy( 0, nLastSepPos );
const OUString sBack = CREATE_OUSTRING( "../" );
// First, count the number of "../"'s found in relative path string.
sal_Int32 nCount = 0, nPos = 0;
while ( true )
{
nPos = rTarget.indexOf(sBack, nCount*3);
if ( nPos != nCount*3 )
break;
++nCount;
}
// Now, reduce the base path's directory level by the count.
for ( sal_Int32 i = 0; i < nCount; ++i )
{
sal_Int32 pos = aPath.lastIndexOf(cDirSep);
if ( pos < 0 )
// This is unexpected. Bail out.
return rTarget;
aPath = aPath.copy( 0, pos );
}
aPath += OUString( cDirSep );
aPath += rTarget.copy( nCount*3 );
return aPath;
}
OUString Relations::getFragmentPathFromRelId( const OUString& rRelId ) const
{
return getFragmentPathFromTarget( getTargetFromRelId( rRelId ) );
}
OUString Relations::getFragmentPathFromType( const OUString& rType ) const
{
return getFragmentPathFromTarget( getTargetFromType( rType ) );
}
// ============================================================================
} // namespace core
} // namespace oox
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