oox/source/drawingml/hyperlinkcontext.cxx

   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 "hyperlinkcontext.hxx"
  21
  22 #include <com/sun/star/xml/sax/XFastContextHandler.hpp>
  23
  24 #include <oox/helper/propertymap.hxx>
  25 #include <oox/core/relations.hxx>
  26 #include <oox/core/xmlfilterbase.hxx>
  27 #include <oox/token/namespaces.hxx>
  28 #include <oox/token/properties.hxx>
  29 #include <oox/token/tokens.hxx>
  30 #include <drawingml/embeddedwavaudiofile.hxx>
  31
  32 using namespace ::oox::core;
  33 using namespace ::com::sun::star::uno;
  34 using namespace ::com::sun::star::xml::sax;
  35
  36 namespace oox {
  37 namespace drawingml {
  38
  39 HyperLinkContext::HyperLinkContext( ContextHandler2Helper const & rParent,
  40         const AttributeList& rAttribs, PropertyMap& aProperties )
  41     : ContextHandler2( rParent )
  42     , maProperties(aProperties)
  43 {
  44     OUString sURL, sHref;
  45     OUString aRelId = rAttribs.getString( R_TOKEN( id ) ).get();
  46     if ( !aRelId.isEmpty() )
  47     {
  48         sHref = getRelations().getExternalTargetFromRelId( aRelId );
  49         if( !sHref.isEmpty() )
  50         {
  51             sURL = getFilter().getAbsoluteUrl( sHref );
  52         }
  53         else
  54         {
  55             // not sure if we also need to set sHref to the internal target
  56             sURL = getRelations().getInternalTargetFromRelId( aRelId );
  57         }
  58     }
  59     OUString sTooltip = rAttribs.getString( R_TOKEN( tooltip ) ).get();
  60     if ( !sTooltip.isEmpty() )
  61         maProperties.setProperty(PROP_Representation, sTooltip);
  62     OUString sFrame = rAttribs.getString( R_TOKEN( tgtFrame ) ).get();
  63     if( !sFrame.isEmpty() )
  64         maProperties.setProperty(PROP_TargetFrame, sFrame);
  65     OUString aAction = rAttribs.getString( XML_action ).get();
  66     if ( !aAction.isEmpty() )
  67     {
  68         // reserved values of the unrestricted string aAction:
  69         // ppaction://customshow?id=SHOW_ID             // custom presentation
  70         // ppaction://hlinkfile                         // external file via r:id
  71         // ppaction://hlinkpres?slideindex=SLIDE_NUM    // external presentation via r:id
  72         // ppaction://hlinkshowjump?jump=endshow
  73         // ppaction://hlinkshowjump?jump=firstslide
  74         // ppaction://hlinkshowjump?jump=lastslide
  75         // ppaction://hlinkshowjump?jump=lastslideviewed
  76         // ppaction://hlinkshowjump?jump=nextslide
  77         // ppaction://hlinkshowjump?jump=previousslide
  78         // ppaction://hlinksldjump
  79         // ppaction://macro?name=MACRO_NAME
  80         // ppaction://program
  81
  82         const OUString sPPAction( "ppaction://" );
  83         if ( aAction.matchIgnoreAsciiCase( sPPAction ) )
  84         {
  85             OUString aPPAct( aAction.copy( sPPAction.getLength() ) );
  86             sal_Int32 nIndex = aPPAct.indexOf( '?' );
  87             OUString aPPAction( nIndex > 0 ? aPPAct.copy( 0, nIndex ) : aPPAct );
  88
  89             const OUString sHlinkshowjump( "hlinkshowjump" );
  90             const OUString sHlinksldjump( "hlinksldjump" );
  91             if ( aPPAction.match( sHlinkshowjump ) )
  92             {
  93                 const OUString sJump( "jump=" );
  94                 if ( aPPAct.match( sJump, nIndex + 1 ) )
  95                 {
  96                     OUString aDestination( aPPAct.copy( nIndex + 1 + sJump.getLength() ) );
  97                     sURL += "#action?jump=" + aDestination;
  98                 }
  99             }
 100             else if ( aPPAction.match( sHlinksldjump ) )
 101             {
 102                 sURL.clear();
 103
 104                 sal_Int32 nIndex2 = 0;
 105                 while ( nIndex2 < sHref.getLength() )
 106                 {
 107                     sal_Unicode nChar = sHref[ nIndex2 ];
 108                     if ( ( nChar >= '0' ) && ( nChar <= '9' ) )
 109                         break;
 110                     nIndex2++;
 111                 }
 112                 if ( nIndex2 && ( nIndex2 != sHref.getLength() ) )
 113                 {
 114                     sal_Int32 nLength = 1;
 115                     while( ( nIndex2 + nLength ) < sHref.getLength() )
 116                     {
 117                         sal_Unicode nChar = sHref[ nIndex2 + nLength ];
 118                         if ( ( nChar < '0' ) || ( nChar > '9' ) )
 119                             break;
 120                         nLength++;
 121                     }
 122                     sal_Int32 nPageNumber = sHref.copy( nIndex2, nLength ).toInt32();
 123                     if ( nPageNumber )
 124                     {
 125                         const OUString sSlide( "slide" );
 126                         const OUString sNotesSlide( "notesSlide" );
 127                         const OUString aSlideType( sHref.copy( 0, nIndex2 ) );
 128                         if ( aSlideType.match( sSlide ) )
 129                             sURL = "#Slide " + OUString::number( nPageNumber );
 130                         else if ( aSlideType.match( sNotesSlide ) )
 131                             sURL = "#Notes " + OUString::number( nPageNumber );
 132 //                      else: todo for other types such as notesMaster or slideMaster as they can't be referenced easily
 133                     }
 134                 }
 135             }
 136         }
 137     }
 138     if ( !sURL.isEmpty() )
 139         maProperties.setProperty(PROP_URL, sURL);
 140
 141     // TODO unhandled
 142     // XML_invalidUrl
 143     // XML_history
 144     // XML_highlightClick
 145     // XML_endSnd
 146 }
 147
 148 HyperLinkContext::~HyperLinkContext()
 149 {
 150 }
 151
 152 ContextHandlerRef HyperLinkContext::onCreateContext(
 153         ::sal_Int32 aElement, const AttributeList&  )
 154 {
 155     switch( aElement )
 156     {
 157     case A_TOKEN( extLst ):
 158         return nullptr;
 159     case A_TOKEN( snd ):
 160         // TODO use getEmbeddedWAVAudioFile() here
 161         break;
 162     }
 163
 164     return this;
 165 }
 166
 167 } // namespace drawingml
 168 } // namespace oox
 169
 170 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */