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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 ::rtl::OUString;
44 : using namespace ::com::sun::star;
45 : using namespace ::com::sun::star::uno;
46 :
47 0 : sal_Bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut, const Reference< lang::XComponent >& xComponent )
48 : {
49 0 : return SvxDrawingLayerExport( pModel, xOut, xComponent, "com.sun.star.comp.DrawingLayer.XMLExporter" );
50 : }
51 :
52 0 : sal_Bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut, const Reference< lang::XComponent >& xComponent, const char* pExportService )
53 : {
54 0 : sal_Bool bDocRet = xOut.is();
55 :
56 0 : Reference< document::XGraphicObjectResolver > xGraphicResolver;
57 0 : SvXMLGraphicHelper *pGraphicHelper = 0;
58 :
59 0 : Reference< document::XEmbeddedObjectResolver > xObjectResolver;
60 0 : SvXMLEmbeddedObjectHelper *pObjectHelper = 0;
61 :
62 0 : Reference< lang::XComponent > xSourceDoc( xComponent );
63 : try
64 : {
65 0 : if( !xSourceDoc.is() )
66 : {
67 0 : xSourceDoc = new SvxUnoDrawingModel( pModel );
68 0 : pModel->setUnoModel( Reference< XInterface >::query( xSourceDoc ) );
69 : }
70 :
71 0 : uno::Reference< lang::XMultiServiceFactory> xServiceFactory( ::comphelper::getProcessServiceFactory() );
72 0 : uno::Reference< uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() );
73 0 : if( !xServiceFactory.is() )
74 : {
75 : OSL_FAIL( "got no service manager" );
76 0 : bDocRet = sal_False;
77 : }
78 :
79 0 : if( bDocRet )
80 : {
81 0 : uno::Reference< xml::sax::XWriter > xWriter = xml::sax::Writer::create( xContext );
82 :
83 0 : ::comphelper::IEmbeddedHelper *pPersist = pModel->GetPersist();
84 0 : if( pPersist )
85 : {
86 0 : pObjectHelper = SvXMLEmbeddedObjectHelper::Create( *pPersist, EMBEDDEDOBJECTHELPER_MODE_WRITE );
87 0 : xObjectResolver = pObjectHelper;
88 : }
89 :
90 0 : pGraphicHelper = SvXMLGraphicHelper::Create( GRAPHICHELPER_MODE_WRITE );
91 0 : xGraphicResolver = pGraphicHelper;
92 :
93 0 : if( bDocRet )
94 : {
95 0 : uno::Reference<xml::sax::XDocumentHandler> xHandler( xWriter, uno::UNO_QUERY );
96 :
97 : // doc export
98 0 : uno::Reference< io::XActiveDataSource > xDocSrc( xWriter, uno::UNO_QUERY );
99 0 : xDocSrc->setOutputStream( xOut );
100 :
101 0 : uno::Sequence< uno::Any > aArgs( xObjectResolver.is() ? 3 : 2 );
102 0 : aArgs[0] <<= xHandler;
103 0 : aArgs[1] <<= xGraphicResolver;
104 0 : if( xObjectResolver.is() )
105 0 : aArgs[2] <<= xObjectResolver;
106 :
107 0 : uno::Reference< document::XFilter > xFilter( xServiceFactory->createInstanceWithArguments( OUString::createFromAscii( pExportService ), aArgs ), uno::UNO_QUERY );
108 0 : if( !xFilter.is() )
109 : {
110 : OSL_FAIL( "com.sun.star.comp.Draw.XMLExporter service missing" );
111 0 : bDocRet = sal_False;
112 : }
113 :
114 0 : if( bDocRet )
115 : {
116 0 : uno::Reference< document::XExporter > xExporter( xFilter, uno::UNO_QUERY );
117 0 : if( xExporter.is() )
118 : {
119 0 : xExporter->setSourceDocument( xSourceDoc );
120 :
121 0 : uno::Sequence< beans::PropertyValue > aDescriptor( 0 );
122 0 : bDocRet = xFilter->filter( aDescriptor );
123 0 : }
124 0 : }
125 0 : }
126 0 : }
127 : }
128 0 : catch(uno::Exception const&)
129 : {
130 : DBG_UNHANDLED_EXCEPTION();
131 0 : bDocRet = sal_False;
132 : }
133 :
134 0 : if( pGraphicHelper )
135 0 : SvXMLGraphicHelper::Destroy( pGraphicHelper );
136 0 : xGraphicResolver = 0;
137 :
138 0 : if( pObjectHelper )
139 0 : SvXMLEmbeddedObjectHelper::Destroy( pObjectHelper );
140 0 : xObjectResolver = 0;
141 :
142 0 : return bDocRet;
143 : }
144 :
145 0 : sal_Bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut )
146 : {
147 0 : Reference< lang::XComponent > xComponent;
148 0 : return SvxDrawingLayerExport( pModel, xOut, xComponent );
149 : }
150 :
151 : //-////////////////////////////////////////////////////////////////////
152 :
153 0 : sal_Bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream, const Reference< lang::XComponent >& xComponent )
154 : {
155 0 : return SvxDrawingLayerImport( pModel, xInputStream, xComponent, "com.sun.star.comp.Draw.XMLOasisImporter" );
156 : }
157 :
158 0 : sal_Bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream, const Reference< lang::XComponent >& xComponent, const char* pImportService )
159 : {
160 0 : sal_uInt32 nRet = 0;
161 :
162 0 : Reference< document::XGraphicObjectResolver > xGraphicResolver;
163 0 : SvXMLGraphicHelper *pGraphicHelper = 0;
164 :
165 0 : Reference< document::XEmbeddedObjectResolver > xObjectResolver;
166 0 : SvXMLEmbeddedObjectHelper *pObjectHelper = 0;
167 :
168 0 : Reference< lang::XComponent > xTargetDocument( xComponent );
169 0 : if( !xTargetDocument.is() )
170 : {
171 0 : xTargetDocument = new SvxUnoDrawingModel( pModel );
172 0 : pModel->setUnoModel( Reference< XInterface >::query( xTargetDocument ) );
173 : }
174 :
175 0 : Reference< frame::XModel > xTargetModel( xTargetDocument, UNO_QUERY );
176 :
177 : try
178 : {
179 : // Get service factory
180 0 : Reference< lang::XMultiServiceFactory > xServiceFactory = comphelper::getProcessServiceFactory();
181 0 : Reference< uno::XComponentContext > xContext = comphelper::getProcessComponentContext();
182 : DBG_ASSERT( xServiceFactory.is(), "XMLReader::Read: got no service manager" );
183 :
184 0 : if( !xServiceFactory.is() )
185 0 : nRet = 1;
186 :
187 0 : if( 0 == nRet )
188 : {
189 0 : if ( xTargetModel.is() )
190 0 : xTargetModel->lockControllers();
191 :
192 : // -------------------------------------
193 :
194 0 : pGraphicHelper = SvXMLGraphicHelper::Create( GRAPHICHELPER_MODE_READ );
195 0 : xGraphicResolver = pGraphicHelper;
196 :
197 0 : ::comphelper::IEmbeddedHelper *pPersist = pModel->GetPersist();
198 0 : if( pPersist )
199 : {
200 : pObjectHelper = SvXMLEmbeddedObjectHelper::Create(
201 : *pPersist,
202 0 : EMBEDDEDOBJECTHELPER_MODE_READ );
203 0 : xObjectResolver = pObjectHelper;
204 : }
205 : }
206 :
207 : // -------------------------------------
208 :
209 0 : if( 0 == nRet )
210 : {
211 :
212 : // parse
213 : // prepare ParserInputSrouce
214 0 : xml::sax::InputSource aParserInput;
215 0 : aParserInput.aInputStream = xInputStream;
216 :
217 : // get parser
218 0 : Reference< xml::sax::XParser > xParser = xml::sax::Parser::create( xContext );
219 :
220 : // prepare filter arguments
221 0 : Sequence<Any> aFilterArgs( 2 );
222 0 : Any *pArgs = aFilterArgs.getArray();
223 0 : *pArgs++ <<= xGraphicResolver;
224 0 : *pArgs++ <<= xObjectResolver;
225 :
226 : // get filter
227 0 : Reference< xml::sax::XDocumentHandler > xFilter( xServiceFactory->createInstanceWithArguments( OUString::createFromAscii( pImportService ), aFilterArgs), UNO_QUERY );
228 : DBG_ASSERT( xFilter.is(), "Can't instantiate filter component." );
229 :
230 0 : nRet = 1;
231 0 : if( xParser.is() && xFilter.is() )
232 : {
233 : // connect parser and filter
234 0 : xParser->setDocumentHandler( xFilter );
235 :
236 : // connect model and filter
237 0 : uno::Reference < document::XImporter > xImporter( xFilter, UNO_QUERY );
238 0 : xImporter->setTargetDocument( xTargetDocument );
239 :
240 : // finally, parser the stream
241 0 : xParser->parseStream( aParserInput );
242 :
243 0 : nRet = 0;
244 0 : }
245 0 : }
246 : }
247 0 : catch( uno::Exception& )
248 : {
249 : DBG_UNHANDLED_EXCEPTION();
250 : }
251 :
252 0 : if( pGraphicHelper )
253 0 : SvXMLGraphicHelper::Destroy( pGraphicHelper );
254 0 : xGraphicResolver = 0;
255 :
256 0 : if( pObjectHelper )
257 0 : SvXMLEmbeddedObjectHelper::Destroy( pObjectHelper );
258 0 : xObjectResolver = 0;
259 :
260 0 : if ( xTargetModel.is() )
261 0 : xTargetModel->unlockControllers();
262 :
263 0 : return nRet == 0;
264 : }
265 :
266 0 : sal_Bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream )
267 : {
268 0 : Reference< lang::XComponent > xComponent;
269 0 : return SvxDrawingLayerImport( pModel, xInputStream, xComponent );
270 : }
271 :
272 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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