xmlscript/source/xmldlg_imexp/xmldlg_addfunc.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 <com/sun/star/lang/XMultiServiceFactory.hpp>
  21 #include <com/sun/star/io/XActiveDataSource.hpp>
  22 #include <com/sun/star/xml/sax/Parser.hpp>
  23 #include <com/sun/star/xml/sax/Writer.hpp>
  24
  25 #include <cppuhelper/implbase.hxx>
  26 #include <xmlscript/xml_helper.hxx>
  27 #include <xmlscript/xmldlg_imexp.hxx>
  28
  29 using namespace ::rtl;
  30 using namespace ::com::sun::star;
  31 using namespace ::com::sun::star::frame;
  32
  33 namespace xmlscript
  34 {
  35
  36 class InputStreamProvider
  37     : public ::cppu::WeakImplHelper< io::XInputStreamProvider >
  38 {
  39     std::vector<sal_Int8> _bytes;
  40
  41 public:
  42     explicit InputStreamProvider( std::vector<sal_Int8> const & rBytes )
  43         : _bytes( rBytes )
  44     {
  45     }
  46
  47     // XInputStreamProvider
  48     virtual uno::Reference< io::XInputStream > SAL_CALL createInputStream() override;
  49 };
  50 uno::Reference< io::XInputStream > InputStreamProvider::createInputStream()
  51 {
  52     return ::xmlscript::createInputStream( _bytes );
  53 }
  54
  55 uno::Reference< io::XInputStreamProvider > exportDialogModel(
  56     uno::Reference< container::XNameContainer > const & xDialogModel,
  57     uno::Reference< uno::XComponentContext > const & xContext,
  58     uno::Reference< XModel > const & xDocument )
  59 {
  60     uno::Reference< xml::sax::XWriter > xWriter = xml::sax::Writer::create(xContext);
  61
  62     std::vector<sal_Int8> aBytes;
  63     xWriter->setOutputStream( createOutputStream( &aBytes ) );
  64
  65     uno::Reference< xml::sax::XExtendedDocumentHandler > xHandler(xWriter, uno::UNO_QUERY_THROW);
  66     exportDialogModel( xHandler, xDialogModel, xDocument );
  67
  68     return new InputStreamProvider( aBytes );
  69 }
  70
  71 void importDialogModel(
  72     uno::Reference< io::XInputStream > const & xInput,
  73     uno::Reference< container::XNameContainer > const & xDialogModel,
  74     uno::Reference< uno::XComponentContext > const & xContext,
  75     uno::Reference< XModel > const & xDocument )
  76 {
  77     uno::Reference< xml::sax::XParser > xParser = xml::sax::Parser::create( xContext );
  78
  79     // error handler, entity resolver omitted for this helper function
  80     xParser->setDocumentHandler( importDialogModel( xDialogModel, xContext, xDocument ) );
  81
  82     xml::sax::InputSource source;
  83     source.aInputStream = xInput;
  84     source.sSystemId = "virtual file";
  85
  86     xParser->parseStream( source );
  87 }
  88
  89 }
  90
  91 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */