editeng/source/xml/xmltxtimp.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/Pipe.hpp>
  21 #include <com/sun/star/io/XActiveDataControl.hpp>
  22 #include <com/sun/star/io/XActiveDataSource.hpp>
  23 #include <com/sun/star/xml/sax/Parser.hpp>
  24 #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
  25 #include <com/sun/star/io/XOutputStream.hpp>
  26 #include <com/sun/star/text/XText.hpp>
  27 #include <com/sun/star/frame/XModel.hpp>
  28 #include <comphelper/processfactory.hxx>
  29 #include <unotools/streamwrap.hxx>
  30 #include <rtl/ustrbuf.hxx>
  31 #include <sot/storage.hxx>
  32 #include <svl/itemprop.hxx>
  33 #include <xmloff/xmlimp.hxx>
  34 #include <xmloff/xmlmetae.hxx>
  35 #include <xmloff/xmlictxt.hxx>
  36 #include <xmloff/xmltoken.hxx>
  37 #include <xmloff/xmlnmspe.hxx>
  38 #include <xmloff/xmlstyle.hxx>
  39 #include "editsource.hxx"
  40 #include <editxml.hxx>
  41 #include <editdoc.hxx>
  42 #include <editeng/editeng.hxx>
  43 #include <editeng/unotext.hxx>
  44 #include <editeng/unoprnms.hxx>
  45 #include <editeng/unoipset.hxx>
  46 #include <cassert>
  47 #include <unomodel.hxx>
  48
  49 using namespace com::sun::star;
  50 using namespace com::sun::star::document;
  51 using namespace com::sun::star::uno;
  52 using namespace com::sun::star::lang;
  53 using namespace com::sun::star::xml::sax;
  54 using namespace com::sun::star::text;
  55 using namespace cppu;
  56 using namespace xmloff::token;
  57
  58
  59 class SvxXMLTextImportContext : public SvXMLImportContext
  60 {
  61 public:
  62     SvxXMLTextImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName, const uno::Reference< XText >& xText );
  63
  64     virtual SvXMLImportContextRef CreateChildContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList ) override;
  65
  66 private:
  67     const uno::Reference< XText > mxText;
  68 };
  69
  70
  71 SvxXMLTextImportContext::SvxXMLTextImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName, const uno::Reference< XText >& xText )
  72 : SvXMLImportContext( rImport, nPrfx, rLName ), mxText( xText )
  73 {
  74 }
  75
  76 SvXMLImportContextRef SvxXMLTextImportContext::CreateChildContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList )
  77 {
  78     SvXMLImportContext* pContext = nullptr;
  79     if(XML_NAMESPACE_OFFICE == nPrefix && IsXMLToken( rLocalName, XML_BODY ) )
  80     {
  81         pContext = new SvxXMLTextImportContext( GetImport(), nPrefix, rLocalName, mxText );
  82     }
  83     else if( XML_NAMESPACE_OFFICE == nPrefix && IsXMLToken( rLocalName, XML_AUTOMATIC_STYLES ) )
  84     {
  85         pContext = new SvXMLStylesContext( GetImport(), nPrefix, rLocalName, xAttrList );
  86         GetImport().GetTextImport()->SetAutoStyles( static_cast<SvXMLStylesContext*>(pContext) );
  87
  88     }
  89     else
  90     {
  91         pContext = GetImport().GetTextImport()->CreateTextChildContext( GetImport(), nPrefix, rLocalName, xAttrList );
  92     }
  93
  94     if( nullptr == pContext )
  95         pContext = new SvXMLImportContext( GetImport(), nPrefix, rLocalName );
  96
  97     return pContext;
  98 }
  99
 100
 101 class SvxXMLXTextImportComponent : public SvXMLImport
 102 {
 103 public:
 104     SvxXMLXTextImportComponent(
 105         const css::uno::Reference< css::uno::XComponentContext >& rContext,
 106         const uno::Reference< XText > & rText );
 107
 108     virtual SvXMLImportContext *CreateDocumentContext( sal_uInt16 nPrefix,
 109         const OUString& rLocalName, const uno::Reference< xml::sax::XAttributeList >& xAttrList )  override;
 110
 111 private:
 112     const uno::Reference< XText > mxText;
 113 };
 114
 115 SvXMLImportContext *SvxXMLXTextImportComponent::CreateDocumentContext(
 116         sal_uInt16 const nPrefix, const OUString& rLocalName,
 117         const uno::Reference< xml::sax::XAttributeList >& /*xAttrList*/)
 118 {
 119     SvXMLImportContext* pContext = nullptr;
 120
 121     if(XML_NAMESPACE_OFFICE == nPrefix && IsXMLToken( rLocalName, XML_DOCUMENT_CONTENT ) )
 122     {
 123         pContext = new SvxXMLTextImportContext( *this, nPrefix, rLocalName, mxText );
 124     }
 125
 126     if( nullptr == pContext )
 127         pContext = new SvXMLImportContext( *this, nPrefix, rLocalName );
 128
 129     return pContext;
 130 }
 131
 132 SvxXMLXTextImportComponent::SvxXMLXTextImportComponent(
 133     const css::uno::Reference< css::uno::XComponentContext >& xContext,
 134     const uno::Reference< XText > & xText )
 135 :   SvXMLImport(xContext, ""),
 136     mxText( xText )
 137 {
 138     GetTextImport()->SetCursor( mxText->createTextCursor() );
 139     SvXMLImport::setTargetDocument(new SvxSimpleUnoModel);
 140 }
 141
 142 EditPaM SvxReadXML( EditEngine& rEditEngine, SvStream& rStream, const ESelection& rSel )
 143 {
 144     SvxEditEngineSource aEditSource( &rEditEngine );
 145
 146     static const SfxItemPropertyMapEntry SvxXMLTextImportComponentPropertyMap[] =
 147     {
 148         SVX_UNOEDIT_CHAR_PROPERTIES,
 149         SVX_UNOEDIT_FONT_PROPERTIES,
 150 //      SVX_UNOEDIT_OUTLINER_PROPERTIES,
 151         SVX_UNOEDIT_PARA_PROPERTIES,
 152         { OUString(), 0, css::uno::Type(), 0, 0 }
 153     };
 154     static SvxItemPropertySet aSvxXMLTextImportComponentPropertySet( SvxXMLTextImportComponentPropertyMap, EditEngine::GetGlobalItemPool() );
 155
 156     assert(!rSel.HasRange());
 157     //get the initial para count before paste
 158     sal_uInt32 initialParaCount = rEditEngine.GetEditDoc().Count();
 159     //insert para breaks before inserting the copied text
 160     rEditEngine.InsertParaBreak( rEditEngine.CreateSelection( rSel ).Max() );
 161     rEditEngine.InsertParaBreak( rEditEngine.CreateSelection( rSel ).Max() );
 162
 163     // Init return PaM.
 164     EditPaM aPaM( rEditEngine.CreateSelection( rSel ).Max());
 165
 166     ESelection aSel(rSel.nStartPara+1, 0, rSel.nEndPara+1, 0);
 167     uno::Reference<text::XText > xParent;
 168     SvxUnoText* pUnoText = new SvxUnoText( &aEditSource, &aSvxXMLTextImportComponentPropertySet, xParent );
 169     pUnoText->SetSelection( aSel );
 170     uno::Reference<text::XText > xText( pUnoText );
 171
 172     try
 173     {
 174         do
 175         {
 176             uno::Reference<uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() );
 177
 178             uno::Reference< xml::sax::XParser > xParser = xml::sax::Parser::create( xContext );
 179
 180             uno::Reference<io::XInputStream> xInputStream = new utl::OInputStreamWrapper( rStream );
 181
 182 /* testcode
 183             const OUString aURL( "file:///e:/test.xml" );
 184             SfxMedium aMedium( aURL, StreamMode::READ | STREAM_NOCREATE, sal_True );
 185             uno::Reference<io::XOutputStream> xOut( new utl::OOutputStreamWrapper( *aMedium.GetOutStream() ) );
 186
 187             aMedium.GetInStream()->Seek( 0 );
 188             uno::Reference< io::XActiveDataSource > xSource( aMedium.GetDataSource() );
 189
 190             if( !xSource.is() )
 191             {
 192                 OSL_FAIL( "got no data source from medium" );
 193                 break;
 194             }
 195
 196             uno::Reference< XInterface > xPipe( Pipe::create(comphelper::getComponentContext(xServiceFactory)), UNO_QUERY );
 197
 198             // connect pipe's output stream to the data source
 199             xSource->setOutputStream( uno::Reference< io::XOutputStream >::query( xPipe ) );
 200
 201             xml::sax::InputSource aParserInput;
 202             aParserInput.aInputStream.set( xPipe, UNO_QUERY );
 203             aParserInput.sSystemId = aMedium.GetName();
 204
 205
 206             if( xSource.is() )
 207             {
 208                 uno::Reference< io::XActiveDataControl > xSourceControl( xSource, UNO_QUERY );
 209                 xSourceControl->start();
 210             }
 211
 212 */
 213
 214             // uno::Reference< XDocumentHandler > xHandler( new SvxXMLXTextImportComponent( xText ) );
 215             uno::Reference< XDocumentHandler > xHandler( new SvxXMLXTextImportComponent( xContext, xText ) );
 216
 217             xParser->setDocumentHandler( xHandler );
 218
 219             xml::sax::InputSource aParserInput;
 220             aParserInput.aInputStream = xInputStream;
 221 //          aParserInput.sSystemId = aMedium.GetName();
 222             xParser->parseStream( aParserInput );
 223         }
 224         while(false);
 225
 226         //remove the extra para breaks
 227         EditDoc& pDoc = rEditEngine.GetEditDoc();
 228         rEditEngine.ParaAttribsToCharAttribs( pDoc.GetObject( rSel.nEndPara ) );
 229         rEditEngine.ConnectParagraphs( pDoc.GetObject( rSel.nEndPara ),
 230             pDoc.GetObject( rSel.nEndPara + 1 ), true );
 231         rEditEngine.ParaAttribsToCharAttribs( pDoc.GetObject( pDoc.Count() - initialParaCount + aSel.nEndPara - 2 ) );
 232         rEditEngine.ConnectParagraphs( pDoc.GetObject( pDoc.Count() - initialParaCount + aSel.nEndPara - 2 ),
 233             pDoc.GetObject( pDoc.Count() - initialParaCount + aSel.nEndPara -1 ), true );
 234
 235         // The final join is to be returned.
 236         aPaM = rEditEngine.ConnectParagraphs( pDoc.GetObject( pDoc.Count() - initialParaCount + aSel.nEndPara - 2 ),
 237             pDoc.GetObject( pDoc.Count() - initialParaCount + aSel.nEndPara -1 ), true );
 238     }
 239     catch( const uno::Exception& )
 240     {
 241     }
 242
 243     return aPaM;
 244 }
 245
 246 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */