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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : 
       3             : /*
       4             :  * Version: MPL 1.1 / GPLv3+ / LGPLv3+
       5             :  *
       6             :  * The contents of this file are subject to the Mozilla Public License Version
       7             :  * 1.1 (the "License"); you may not use this file except in compliance with
       8             :  * the License. You may obtain a copy of the License at
       9             :  * http://www.mozilla.org/MPL/
      10             :  *
      11             :  * Software distributed under the License is distributed on an "AS IS" basis,
      12             :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13             :  * for the specific language governing rights and limitations under the
      14             :  * License.
      15             :  *
      16             :  * The Initial Developer of the Original Code is
      17             :  *       [ Peter Jentsch <pjotr@guineapics.de> ]
      18             :  * Portions created by the Initial Developer are Copyright (C) 2011 the
      19             :  * Initial Developer. All Rights Reserved.
      20             :  *
      21             :  * Contributor(s): Peter Jentsch <pjotr@guineapics.de>
      22             :  *
      23             :  * Alternatively, the contents of this file may be used under the terms of
      24             :  * either the GNU General Public License Version 3 or later (the "GPLv3+"), or
      25             :  * the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
      26             :  * in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
      27             :  * instead of those above.
      28             :  */
      29             : 
      30             : #ifndef OLEHANDLER_HXX_
      31             : #define OLEHANDLER_HXX_
      32             : #include <cstdio>
      33             : #include <cstring>
      34             : #include <list>
      35             : #include <map>
      36             : #include <vector>
      37             : #include <iostream>
      38             : #include <libxml/parser.h>
      39             : #include <libxml/tree.h>
      40             : #include <libxml/xmlIO.h>
      41             : #include <libxslt/transform.h>
      42             : #include <libxslt/xsltutils.h>
      43             : #include <libxslt/variables.h>
      44             : 
      45             : #include <cppuhelper/factory.hxx>
      46             : #include <cppuhelper/implbase4.hxx>
      47             : #include <cppuhelper/implbase.hxx>
      48             : #include <osl/module.h>
      49             : #include <osl/file.hxx>
      50             : #include <osl/process.h>
      51             : #include <com/sun/star/lang/XComponent.hpp>
      52             : #include <com/sun/star/lang/XInitialization.hpp>
      53             : #include <com/sun/star/uno/Any.hxx>
      54             : #include <com/sun/star/beans/NamedValue.hpp>
      55             : #include <com/sun/star/container/XNameContainer.hpp>
      56             : #include <com/sun/star/io/XInputStream.hpp>
      57             : #include <com/sun/star/io/XOutputStream.hpp>
      58             : #include <com/sun/star/io/XStream.hpp>
      59             : 
      60             : using namespace ::com::sun::star::uno;
      61             : using namespace ::com::sun::star::lang;
      62             : using namespace ::com::sun::star::container;
      63             : using namespace ::com::sun::star::io;
      64             : using namespace ::rtl;
      65             : 
      66             : namespace XSLT
      67             : {
      68             :     /*
      69             :      * OleHandler provides implementations for the XSLT extension functions used by the WordML 2003 XSLT filters.
      70             :      *
      71             :      * The extension functions takes base64 encoded string representations of embedded OLE objects provided by the XML filter framework,
      72             :      * stores them into a com.sun.star.embed.OLESimpleStorage and retrieves them later as individual base64 OLE objects.
      73             :      *
      74             :      * The implementation is ported from the former Java based implementation XSLTOleExtrater (sic)
      75             :      *
      76             :      * I believe the whole thing should provide round-trip editing of embedded OLE objects.
      77             :      * I'm not sure if it currently does anything meaningful, because the Java implementation seems to be broken both in OOo and LibO.
      78             :      *
      79             :      */
      80           0 :     class OleHandler
      81             :     {
      82             :     public:
      83           0 :         OleHandler(const com::sun::star::uno::Reference<XMultiServiceFactory>& msf){
      84           0 :             m_msf =msf;
      85           0 :         }
      86             :         void SAL_CALL
      87             :         insertByName(const OUString& streamName, const OString& content);
      88             :         const OString SAL_CALL
      89             :         getByName(const OUString& streamName);
      90             : 
      91             :     private:
      92             :         com::sun::star::uno::Reference<XMultiServiceFactory> m_msf;
      93             :         com::sun::star::uno::Reference<XNameContainer> m_storage;
      94             :         com::sun::star::uno::Reference<XStream> m_rootStream;
      95             :         void SAL_CALL
      96             :         ensureCreateRootStorage();
      97             :         OString SAL_CALL
      98             :         encodeSubStorage(const OUString& streamName);
      99             :         void SAL_CALL
     100             :         insertSubStorage(const OUString& streamName, const OString& content);
     101             :         void SAL_CALL
     102             :         initRootStorageFromBase64(const OString& content);
     103             :         com::sun::star::uno::Reference<XStream> SAL_CALL
     104             :         createTempFile();
     105             :     };
     106             : }
     107             : 
     108             : 
     109             : #endif /* OLEHANDLER_HXX_ */