Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include "oox/core/relations.hxx"
      21             : 
      22             : #include <rtl/ustrbuf.hxx>
      23             : #include "oox/helper/helper.hxx"
      24             : 
      25             : namespace oox {
      26             : namespace core {
      27             : 
      28             : // ============================================================================
      29             : 
      30             : 
      31             : // ============================================================================
      32             : 
      33             : namespace {
      34             : 
      35         222 : OUString lclRemoveFileName( const OUString& rPath )
      36             : {
      37         222 :     return rPath.copy( 0, ::std::max< sal_Int32 >( rPath.lastIndexOf( '/' ), 0 ) );
      38             : }
      39             : 
      40         315 : OUString lclAppendFileName( const OUString& rPath, const OUString& rFileName )
      41             : {
      42         315 :     return rPath.isEmpty() ? rFileName :
      43         315 :         OUStringBuffer( rPath ).append( sal_Unicode( '/' ) ).append( rFileName ).makeStringAndClear();
      44             : }
      45             : 
      46             : } // namespace
      47             : 
      48             : // ============================================================================
      49             : 
      50         361 : Relations::Relations( const OUString& rFragmentPath ) :
      51         361 :     maFragmentPath( rFragmentPath )
      52             : {
      53         361 : }
      54             : 
      55         125 : const Relation* Relations::getRelationFromRelId( const OUString& rId ) const
      56             : {
      57         125 :     const_iterator aIt = find( rId );
      58         125 :     return (aIt == end()) ? 0 : &aIt->second;
      59             : }
      60             : 
      61         258 : const Relation* Relations::getRelationFromFirstType( const OUString& rType ) const
      62             : {
      63         790 :     for( const_iterator aIt = begin(), aEnd = end(); aIt != aEnd; ++aIt )
      64         638 :         if( aIt->second.maType.equalsIgnoreAsciiCase( rType ) )
      65         106 :             return &aIt->second;
      66         152 :     return 0;
      67             : }
      68             : 
      69         129 : RelationsRef Relations::getRelationsFromType( const OUString& rType ) const
      70             : {
      71         129 :     RelationsRef xRelations( new Relations( maFragmentPath ) );
      72         165 :     for( const_iterator aIt = begin(), aEnd = end(); aIt != aEnd; ++aIt )
      73          36 :         if( aIt->second.maType.equalsIgnoreAsciiCase( rType ) )
      74           0 :             (*xRelations)[ aIt->first ] = aIt->second;
      75         129 :     return xRelations;
      76             : }
      77             : 
      78           0 : OUString Relations::getExternalTargetFromRelId( const OUString& rRelId ) const
      79             : {
      80           0 :     const Relation* pRelation = getRelationFromRelId( rRelId );
      81           0 :     return (pRelation && pRelation->mbExternal) ? pRelation->maTarget : OUString();
      82             : }
      83             : 
      84           0 : OUString Relations::getInternalTargetFromRelId( const OUString& rRelId ) const
      85             : {
      86           0 :     const Relation* pRelation = getRelationFromRelId( rRelId );
      87           0 :     return (pRelation && !pRelation->mbExternal) ? pRelation->maTarget : OUString();
      88             : }
      89             : 
      90         205 : OUString Relations::getFragmentPathFromRelation( const Relation& rRelation ) const
      91             : {
      92             :     // no target, no fragment path
      93         205 :     if( rRelation.mbExternal || rRelation.maTarget.isEmpty() )
      94           0 :         return OUString();
      95             : 
      96             :     // absolute target: return it without leading slash (#i100978)
      97         205 :     if( rRelation.maTarget[ 0 ] == '/' )
      98           0 :         return rRelation.maTarget.copy( 1 );
      99             : 
     100             :     // empty fragment path: return target
     101         205 :     if( maFragmentPath.isEmpty() )
     102          28 :         return rRelation.maTarget;
     103             : 
     104             :     // resolve relative target path according to base path
     105         177 :     OUString aPath = lclRemoveFileName( maFragmentPath );
     106         177 :     sal_Int32 nStartPos = 0;
     107         714 :     while( nStartPos < rRelation.maTarget.getLength() )
     108             :     {
     109         360 :         sal_Int32 nSepPos = rRelation.maTarget.indexOf( '/', nStartPos );
     110         360 :         if( nSepPos < 0 ) nSepPos = rRelation.maTarget.getLength();
     111             :         // append next directory name from aTarget to aPath, or remove last directory on '../'
     112         360 :         if( (nStartPos + 2 == nSepPos) && (rRelation.maTarget[ nStartPos ] == '.') && (rRelation.maTarget[ nStartPos + 1 ] == '.') )
     113          45 :             aPath = lclRemoveFileName( aPath );
     114             :         else
     115         315 :             aPath = lclAppendFileName( aPath, rRelation.maTarget.copy( nStartPos, nSepPos - nStartPos ) );
     116             :         // move nStartPos to next directory name
     117         360 :         nStartPos = nSepPos + 1;
     118             :     }
     119             : 
     120         177 :     return aPath;
     121             : }
     122             : 
     123          82 : OUString Relations::getFragmentPathFromRelId( const OUString& rRelId ) const
     124             : {
     125          82 :     const Relation* pRelation = getRelationFromRelId( rRelId );
     126          82 :     return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
     127             : }
     128             : 
     129         258 : OUString Relations::getFragmentPathFromFirstType( const OUString& rType ) const
     130             : {
     131         258 :     const Relation* pRelation = getRelationFromFirstType( rType );
     132         258 :     return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
     133             : }
     134             : 
     135             : // ============================================================================
     136             : 
     137             : } // namespace core
     138             : } // namespace oox
     139             : 
     140             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */