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             : namespace {
      29             : 
      30        5772 : OUString lclRemoveFileName( const OUString& rPath )
      31             : {
      32        5772 :     return rPath.copy( 0, ::std::max< sal_Int32 >( rPath.lastIndexOf( '/' ), 0 ) );
      33             : }
      34             : 
      35        9542 : OUString lclAppendFileName( const OUString& rPath, const OUString& rFileName )
      36             : {
      37        9542 :     return rPath.isEmpty() ? rFileName :
      38        9542 :         OUStringBuffer( rPath ).append( '/' ).append( rFileName ).makeStringAndClear();
      39             : }
      40             : 
      41        4987 : OUString createOfficeDocRelationTypeTransitional(const OUString& rType)
      42             : {
      43        4987 :     return "http://schemas.openxmlformats.org/officeDocument/2006/relationships/" + rType;
      44             : }
      45             : 
      46        1646 : OUString createOfficeDocRelationTypeStrict(const OUString& rType)
      47             : {
      48        1646 :     return "http://purl.oclc.org/ooxml/officeDocument/relationships/" + rType;
      49             : }
      50             : 
      51             : }
      52             : 
      53        4805 : Relations::Relations( const OUString& rFragmentPath )
      54             :     : maMap()
      55        4805 :     , maFragmentPath( rFragmentPath )
      56             : {
      57        4805 : }
      58             : 
      59        1799 : const Relation* Relations::getRelationFromRelId( const OUString& rId ) const
      60             : {
      61        1799 :     ::std::map< OUString, Relation >::const_iterator aIt = maMap.find( rId );
      62        1799 :     return (aIt == maMap.end()) ? 0 : &aIt->second;
      63             : }
      64             : 
      65        6341 : const Relation* Relations::getRelationFromFirstType( const OUString& rType ) const
      66             : {
      67       33207 :     for( ::std::map< OUString, Relation >::const_iterator aIt = maMap.begin(), aEnd = maMap.end(); aIt != aEnd; ++aIt )
      68       30374 :         if( aIt->second.maType.equalsIgnoreAsciiCase( rType ) )
      69        3508 :             return &aIt->second;
      70        2833 :     return 0;
      71             : }
      72             : 
      73         882 : RelationsRef Relations::getRelationsFromTypeFromOfficeDoc( const OUString& rType ) const
      74             : {
      75         882 :     RelationsRef xRelations( new Relations( maFragmentPath ) );
      76        1329 :     for( ::std::map< OUString, Relation >::const_iterator aIt = maMap.begin(), aEnd = maMap.end(); aIt != aEnd; ++aIt )
      77        1624 :         if( aIt->second.maType.equalsIgnoreAsciiCase( createOfficeDocRelationTypeTransitional(rType) ) ||
      78        1177 :                 aIt->second.maType.equalsIgnoreAsciiCase( createOfficeDocRelationTypeStrict(rType) ))
      79          82 :             xRelations->maMap[ aIt->first ] = aIt->second;
      80         882 :     return xRelations;
      81             : }
      82             : 
      83          18 : OUString Relations::getExternalTargetFromRelId( const OUString& rRelId ) const
      84             : {
      85          18 :     const Relation* pRelation = getRelationFromRelId( rRelId );
      86          18 :     return (pRelation && pRelation->mbExternal) ? pRelation->maTarget : OUString();
      87             : }
      88             : 
      89           2 : OUString Relations::getInternalTargetFromRelId( const OUString& rRelId ) const
      90             : {
      91           2 :     const Relation* pRelation = getRelationFromRelId( rRelId );
      92           2 :     return (pRelation && !pRelation->mbExternal) ? pRelation->maTarget : OUString();
      93             : }
      94             : 
      95        5165 : OUString Relations::getFragmentPathFromRelation( const Relation& rRelation ) const
      96             : {
      97             :     // no target, no fragment path
      98        5165 :     if( rRelation.mbExternal || rRelation.maTarget.isEmpty() )
      99          10 :         return OUString();
     100             : 
     101             :     // absolute target: return it without leading slash (#i100978)
     102        5155 :     if( rRelation.maTarget[ 0 ] == '/' )
     103           0 :         return rRelation.maTarget.copy( 1 );
     104             : 
     105             :     // empty fragment path: return target
     106        5155 :     if( maFragmentPath.isEmpty() )
     107         228 :         return rRelation.maTarget;
     108             : 
     109             :     // resolve relative target path according to base path
     110        4927 :     OUString aPath = lclRemoveFileName( maFragmentPath );
     111        4927 :     sal_Int32 nStartPos = 0;
     112       20241 :     while( nStartPos < rRelation.maTarget.getLength() )
     113             :     {
     114       10387 :         sal_Int32 nSepPos = rRelation.maTarget.indexOf( '/', nStartPos );
     115       10387 :         if( nSepPos < 0 ) nSepPos = rRelation.maTarget.getLength();
     116             :         // append next directory name from aTarget to aPath, or remove last directory on '../'
     117       10387 :         if( (nStartPos + 2 == nSepPos) && (rRelation.maTarget[ nStartPos ] == '.') && (rRelation.maTarget[ nStartPos + 1 ] == '.') )
     118         845 :             aPath = lclRemoveFileName( aPath );
     119             :         else
     120        9542 :             aPath = lclAppendFileName( aPath, rRelation.maTarget.copy( nStartPos, nSepPos - nStartPos ) );
     121             :         // move nStartPos to next directory name
     122       10387 :         nStartPos = nSepPos + 1;
     123             :     }
     124             : 
     125        4927 :     return aPath;
     126             : }
     127             : 
     128        1505 : OUString Relations::getFragmentPathFromRelId( const OUString& rRelId ) const
     129             : {
     130        1505 :     const Relation* pRelation = getRelationFromRelId( rRelId );
     131        1505 :     return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
     132             : }
     133             : 
     134         520 : OUString Relations::getFragmentPathFromFirstType( const OUString& rType ) const
     135             : {
     136         520 :     const Relation* pRelation = getRelationFromFirstType( rType );
     137         520 :     return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
     138             : }
     139             : 
     140        4540 : OUString Relations::getFragmentPathFromFirstTypeFromOfficeDoc( const OUString& rType ) const
     141             : {
     142        4540 :     OUString aTransitionalType(createOfficeDocRelationTypeTransitional(rType));
     143        4540 :     const Relation* pRelation = getRelationFromFirstType( aTransitionalType );
     144        4540 :     if(!pRelation)
     145             :     {
     146        1281 :         OUString aStrictType = createOfficeDocRelationTypeStrict(rType);
     147        1281 :         pRelation = getRelationFromFirstType( aStrictType );
     148             :     }
     149        4540 :     return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
     150             : }
     151             : 
     152             : } // namespace core
     153             : } // namespace oox
     154             : 
     155             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */