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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 <tools/debug.hxx>
21 : #include <tools/diagnose_ex.h>
22 : #include <com/sun/star/xml/sax/InputSource.hpp>
23 : #include <com/sun/star/xml/sax/Parser.hpp>
24 : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
25 : #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
26 : #include <com/sun/star/xml/sax/Writer.hpp>
27 : #include <com/sun/star/lang/XComponent.hpp>
28 : #include <com/sun/star/io/XActiveDataSource.hpp>
29 : #include <com/sun/star/xml/sax/SAXParseException.hpp>
30 : #include <com/sun/star/io/XOutputStream.hpp>
31 : #include <com/sun/star/document/XFilter.hpp>
32 : #include <com/sun/star/document/XExporter.hpp>
33 : #include <com/sun/star/document/XImporter.hpp>
34 : #include <comphelper/processfactory.hxx>
35 : #include <unotools/streamwrap.hxx>
36 : #include <sot/storage.hxx>
37 : #include <svx/svdmodel.hxx>
38 : #include <svx/xmleohlp.hxx>
39 : #include <svx/xmlgrhlp.hxx>
40 :
41 : #include <svx/unomodel.hxx>
42 :
43 : using namespace ::com::sun::star;
44 : using namespace ::com::sun::star::uno;
45 :
46 0 : bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut, const Reference< lang::XComponent >& xComponent )
47 : {
48 0 : return SvxDrawingLayerExport( pModel, xOut, xComponent, "com.sun.star.comp.DrawingLayer.XMLExporter" );
49 : }
50 :
51 0 : bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut, const Reference< lang::XComponent >& xComponent, const char* pExportService )
52 : {
53 0 : bool bDocRet = xOut.is();
54 :
55 0 : Reference< document::XGraphicObjectResolver > xGraphicResolver;
56 0 : SvXMLGraphicHelper *pGraphicHelper = 0;
57 :
58 0 : Reference< document::XEmbeddedObjectResolver > xObjectResolver;
59 0 : SvXMLEmbeddedObjectHelper *pObjectHelper = 0;
60 :
61 0 : Reference< lang::XComponent > xSourceDoc( xComponent );
62 : try
63 : {
64 0 : if( !xSourceDoc.is() )
65 : {
66 0 : xSourceDoc = new SvxUnoDrawingModel( pModel );
67 0 : pModel->setUnoModel( Reference< XInterface >::query( xSourceDoc ) );
68 : }
69 :
70 0 : uno::Reference< uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() );
71 :
72 0 : if( bDocRet )
73 : {
74 0 : uno::Reference< xml::sax::XWriter > xWriter = xml::sax::Writer::create( xContext );
75 :
76 0 : ::comphelper::IEmbeddedHelper *pPersist = pModel->GetPersist();
77 0 : if( pPersist )
78 : {
79 0 : pObjectHelper = SvXMLEmbeddedObjectHelper::Create( *pPersist, EMBEDDEDOBJECTHELPER_MODE_WRITE );
80 0 : xObjectResolver = pObjectHelper;
81 : }
82 :
83 0 : pGraphicHelper = SvXMLGraphicHelper::Create( GRAPHICHELPER_MODE_WRITE );
84 0 : xGraphicResolver = pGraphicHelper;
85 :
86 0 : if( bDocRet )
87 : {
88 0 : uno::Reference<xml::sax::XDocumentHandler> xHandler( xWriter, uno::UNO_QUERY );
89 :
90 : // doc export
91 0 : uno::Reference< io::XActiveDataSource > xDocSrc( xWriter, uno::UNO_QUERY );
92 0 : xDocSrc->setOutputStream( xOut );
93 :
94 0 : uno::Sequence< uno::Any > aArgs( xObjectResolver.is() ? 3 : 2 );
95 0 : aArgs[0] <<= xHandler;
96 0 : aArgs[1] <<= xGraphicResolver;
97 0 : if( xObjectResolver.is() )
98 0 : aArgs[2] <<= xObjectResolver;
99 :
100 0 : uno::Reference< document::XFilter > xFilter( xContext->getServiceManager()->createInstanceWithArgumentsAndContext( OUString::createFromAscii( pExportService ), aArgs, xContext ), uno::UNO_QUERY );
101 0 : if( !xFilter.is() )
102 : {
103 : OSL_FAIL( "com.sun.star.comp.Draw.XMLExporter service missing" );
104 0 : bDocRet = false;
105 : }
106 :
107 0 : if( bDocRet )
108 : {
109 0 : uno::Reference< document::XExporter > xExporter( xFilter, uno::UNO_QUERY );
110 0 : if( xExporter.is() )
111 : {
112 0 : xExporter->setSourceDocument( xSourceDoc );
113 :
114 0 : uno::Sequence< beans::PropertyValue > aDescriptor( 0 );
115 0 : bDocRet = xFilter->filter( aDescriptor );
116 0 : }
117 0 : }
118 0 : }
119 0 : }
120 : }
121 0 : catch(uno::Exception const&)
122 : {
123 : DBG_UNHANDLED_EXCEPTION();
124 0 : bDocRet = false;
125 : }
126 :
127 0 : if( pGraphicHelper )
128 0 : SvXMLGraphicHelper::Destroy( pGraphicHelper );
129 0 : xGraphicResolver = 0;
130 :
131 0 : if( pObjectHelper )
132 0 : SvXMLEmbeddedObjectHelper::Destroy( pObjectHelper );
133 0 : xObjectResolver = 0;
134 :
135 0 : return bDocRet;
136 : }
137 :
138 0 : bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut )
139 : {
140 0 : Reference< lang::XComponent > xComponent;
141 0 : return SvxDrawingLayerExport( pModel, xOut, xComponent );
142 : }
143 :
144 : //-
145 :
146 0 : bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream, const Reference< lang::XComponent >& xComponent )
147 : {
148 0 : return SvxDrawingLayerImport( pModel, xInputStream, xComponent, "com.sun.star.comp.Draw.XMLOasisImporter" );
149 : }
150 :
151 0 : bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream, const Reference< lang::XComponent >& xComponent, const char* pImportService )
152 : {
153 0 : sal_uInt32 nRet = 0;
154 :
155 0 : Reference< document::XGraphicObjectResolver > xGraphicResolver;
156 0 : SvXMLGraphicHelper *pGraphicHelper = 0;
157 :
158 0 : Reference< document::XEmbeddedObjectResolver > xObjectResolver;
159 0 : SvXMLEmbeddedObjectHelper *pObjectHelper = 0;
160 :
161 0 : Reference< lang::XComponent > xTargetDocument( xComponent );
162 0 : if( !xTargetDocument.is() )
163 : {
164 0 : xTargetDocument = new SvxUnoDrawingModel( pModel );
165 0 : pModel->setUnoModel( Reference< XInterface >::query( xTargetDocument ) );
166 : }
167 :
168 0 : Reference< frame::XModel > xTargetModel( xTargetDocument, UNO_QUERY );
169 :
170 : try
171 : {
172 : // Get service factory
173 0 : Reference< uno::XComponentContext > xContext = comphelper::getProcessComponentContext();
174 :
175 0 : if ( xTargetModel.is() )
176 0 : xTargetModel->lockControllers();
177 :
178 :
179 :
180 0 : pGraphicHelper = SvXMLGraphicHelper::Create( GRAPHICHELPER_MODE_READ );
181 0 : xGraphicResolver = pGraphicHelper;
182 :
183 0 : ::comphelper::IEmbeddedHelper *pPersist = pModel->GetPersist();
184 0 : if( pPersist )
185 : {
186 : pObjectHelper = SvXMLEmbeddedObjectHelper::Create(
187 : *pPersist,
188 0 : EMBEDDEDOBJECTHELPER_MODE_READ );
189 0 : xObjectResolver = pObjectHelper;
190 : }
191 :
192 :
193 :
194 0 : if( 0 == nRet )
195 : {
196 :
197 : // parse
198 : // prepare ParserInputSrouce
199 0 : xml::sax::InputSource aParserInput;
200 0 : aParserInput.aInputStream = xInputStream;
201 :
202 : // get parser
203 0 : Reference< xml::sax::XParser > xParser = xml::sax::Parser::create( xContext );
204 :
205 : // prepare filter arguments
206 0 : Sequence<Any> aFilterArgs( 2 );
207 0 : Any *pArgs = aFilterArgs.getArray();
208 0 : *pArgs++ <<= xGraphicResolver;
209 0 : *pArgs++ <<= xObjectResolver;
210 :
211 : // get filter
212 0 : Reference< xml::sax::XDocumentHandler > xFilter( xContext->getServiceManager()->createInstanceWithArgumentsAndContext( OUString::createFromAscii( pImportService ), aFilterArgs, xContext), UNO_QUERY );
213 : DBG_ASSERT( xFilter.is(), "Can't instantiate filter component." );
214 :
215 0 : nRet = 1;
216 0 : if( xParser.is() && xFilter.is() )
217 : {
218 : // connect parser and filter
219 0 : xParser->setDocumentHandler( xFilter );
220 :
221 : // connect model and filter
222 0 : uno::Reference < document::XImporter > xImporter( xFilter, UNO_QUERY );
223 0 : xImporter->setTargetDocument( xTargetDocument );
224 :
225 : // finally, parser the stream
226 0 : xParser->parseStream( aParserInput );
227 :
228 0 : nRet = 0;
229 0 : }
230 0 : }
231 : }
232 0 : catch( uno::Exception& )
233 : {
234 : DBG_UNHANDLED_EXCEPTION();
235 : }
236 :
237 0 : if( pGraphicHelper )
238 0 : SvXMLGraphicHelper::Destroy( pGraphicHelper );
239 0 : xGraphicResolver = 0;
240 :
241 0 : if( pObjectHelper )
242 0 : SvXMLEmbeddedObjectHelper::Destroy( pObjectHelper );
243 0 : xObjectResolver = 0;
244 :
245 0 : if ( xTargetModel.is() )
246 0 : xTargetModel->unlockControllers();
247 :
248 0 : return nRet == 0;
249 : }
250 :
251 0 : bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream )
252 : {
253 0 : Reference< lang::XComponent > xComponent;
254 0 : return SvxDrawingLayerImport( pModel, xInputStream, xComponent );
255 651 : }
256 :
257 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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