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