1 /* WordPerfectImportFilter: Sets up the filter, and calls DocumentCollector
2 * to do the actual filtering
3 *
4 * Copyright (C) 2000 by Sun Microsystems, Inc.
5 * Copyright (C) 2002-2004 William Lachance (wlach@interlog.com)
6 * Copyright (C) 2004 Net Integration Technologies (http://www.net-itech.com)
7 * Copyright (C) 2004 Fridrich Strba <fridrich.strba@bluewin.ch>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22 * 02111-1307, USA.
23 *
24 * Contributor(s): Martin Gallwey (gallwey@sun.com)
25 *
26 */
27 /* "This product is not manufactured, approved, or supported by
28 * Corel Corporation or Corel Corporation Limited."
29 */
30
31 #include <osl/diagnose.h>
32 #ifndef _RTL_TENCINFO_H_
33 #include <rtl/tencinfo.h>
34 #endif
35 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
36 #include <com/sun/star/io/XInputStream.hpp>
37 #include <com/sun/star/xml/sax/XAttributeList.hpp>
38 #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
39 #include <com/sun/star/xml/sax/InputSource.hpp>
40 #include <com/sun/star/xml/sax/XParser.hpp>
41
42 #ifndef _COM_SUN_STAR_UCB_XCOMMANDENVIRONMENT_HPP
43 #include <com/sun/star/ucb/XCommandEnvironment.hpp>
44 #endif
45
46 #ifndef _ATTRLIST_HPP_
47 #include <xmloff/attrlist.hxx>
48 #endif
49 #include <ucbhelper/content.hxx>
50
51 #include "filter/FilterInternal.hxx"
52 #include "filter/DocumentHandler.hxx"
53 #include "filter/DocumentCollector.hxx"
54 #include "stream/WPXSvStream.h"
55
56 #if defined _MSC_VER
57 #pragma warning( push, 1 )
58 #endif
59 #include <libwpd/WPDocument.h>
60 #if defined _MSC_VER
61 #pragma warning( pop )
62 #endif
63
64 #include "WordPerfectCollector.hxx"
65 #include "WordPerfectImportFilter.hxx"
66
67 using namespace ::rtl;
68 using namespace ::com::sun::star;
69
70 using rtl::OString;
71 using rtl::OUString;
72 using com::sun::star::uno::Sequence;
73 using com::sun::star::uno::Reference;
74 using com::sun::star::uno::Any;
75 using com::sun::star::uno::UNO_QUERY;
76 using com::sun::star::uno::XInterface;
77 using com::sun::star::uno::Exception;
78 using com::sun::star::uno::RuntimeException;
79 using com::sun::star::lang::XMultiServiceFactory;
80 using com::sun::star::beans::PropertyValue;
81 using com::sun::star::document::XFilter;
82 using com::sun::star::document::XExtendedFilterDetection;
83 using com::sun::star::ucb::XCommandEnvironment;
84
85 using com::sun::star::io::XInputStream;
86 using com::sun::star::document::XImporter;
87 using com::sun::star::xml::sax::InputSource;
88 using com::sun::star::xml::sax::XAttributeList;
89 using com::sun::star::xml::sax::XDocumentHandler;
90 using com::sun::star::xml::sax::XParser;
91
92 void callHandler(uno::Reference < XDocumentHandler > xDocHandler);
93
importImpl(const Sequence<::com::sun::star::beans::PropertyValue> & aDescriptor)94 sal_Bool SAL_CALL WordPerfectImportFilter::importImpl( const Sequence< ::com::sun::star::beans::PropertyValue >& aDescriptor )
95 throw (RuntimeException)
96 {
97 WRITER_DEBUG_MSG(("WordPerfectImportFilter::importImpl: Got here!\n"));
98
99 sal_Int32 nLength = aDescriptor.getLength();
100 const PropertyValue * pValue = aDescriptor.getConstArray();
101 OUString sURL;
102 uno::Reference < XInputStream > xInputStream;
103 for ( sal_Int32 i = 0 ; i < nLength; i++)
104 {
105 if ( pValue[i].Name.equalsAsciiL ( RTL_CONSTASCII_STRINGPARAM ( "InputStream" ) ) )
106 pValue[i].Value >>= xInputStream;
107 else if ( pValue[i].Name.equalsAsciiL ( RTL_CONSTASCII_STRINGPARAM ( "URL" ) ) )
108 pValue[i].Value >>= sURL;
109 }
110 if ( !xInputStream.is() )
111 {
112 OSL_ASSERT( 0 );
113 return sal_False;
114 }
115 OString sFileName;
116 sFileName = OUStringToOString(sURL, RTL_TEXTENCODING_INFO_ASCII);
117
118 // An XML import service: what we push sax messages to..
119 OUString sXMLImportService ( RTL_CONSTASCII_USTRINGPARAM ( "com.sun.star.comp.Writer.XMLImporter" ) );
120 uno::Reference < XDocumentHandler > xInternalHandler( mxMSF->createInstance( sXMLImportService ), UNO_QUERY );
121
122 // The XImporter sets up an empty target document for XDocumentHandler to write to..
123 uno::Reference < XImporter > xImporter(xInternalHandler, UNO_QUERY);
124 xImporter->setTargetDocument(mxDoc);
125
126 // OO Document Handler: abstract class to handle document SAX messages, concrete implementation here
127 // writes to in-memory target doc
128 DocumentHandler xHandler(xInternalHandler);
129
130 WPXSvInputStream input( xInputStream );
131
132 WordPerfectCollector collector(&input, &xHandler);
133 collector.filter();
134
135 return true;
136 }
137
filter(const Sequence<::com::sun::star::beans::PropertyValue> & aDescriptor)138 sal_Bool SAL_CALL WordPerfectImportFilter::filter( const Sequence< ::com::sun::star::beans::PropertyValue >& aDescriptor )
139 throw (RuntimeException)
140 {
141 WRITER_DEBUG_MSG(("WordPerfectImportFilter::filter: Got here!\n"));
142 return importImpl ( aDescriptor );
143 }
cancel()144 void SAL_CALL WordPerfectImportFilter::cancel( )
145 throw (RuntimeException)
146 {
147 WRITER_DEBUG_MSG(("WordPerfectImportFilter::cancel: Got here!\n"));
148 }
149
150 // XImporter
setTargetDocument(const uno::Reference<::com::sun::star::lang::XComponent> & xDoc)151 void SAL_CALL WordPerfectImportFilter::setTargetDocument( const uno::Reference< ::com::sun::star::lang::XComponent >& xDoc )
152 throw (::com::sun::star::lang::IllegalArgumentException, RuntimeException)
153 {
154 WRITER_DEBUG_MSG(("WordPerfectImportFilter::getTargetDocument: Got here!\n"));
155 meType = FILTER_IMPORT;
156 mxDoc = xDoc;
157 }
158
159 // XExtendedFilterDetection
detect(com::sun::star::uno::Sequence<PropertyValue> & Descriptor)160 OUString SAL_CALL WordPerfectImportFilter::detect( com::sun::star::uno::Sequence< PropertyValue >& Descriptor )
161 throw( com::sun::star::uno::RuntimeException )
162 {
163 WRITER_DEBUG_MSG(("WordPerfectImportFilter::detect: Got here!\n"));
164
165 WPDConfidence confidence = WPD_CONFIDENCE_NONE;
166 OUString sTypeName = OUString( RTL_CONSTASCII_USTRINGPARAM ( "" ) );
167 sal_Int32 nLength = Descriptor.getLength();
168 sal_Int32 location = nLength;
169 OUString sURL;
170 const PropertyValue * pValue = Descriptor.getConstArray();
171 uno::Reference < XInputStream > xInputStream;
172 for ( sal_Int32 i = 0 ; i < nLength; i++)
173 {
174 if ( pValue[i].Name.equalsAsciiL ( RTL_CONSTASCII_STRINGPARAM ( "TypeName" ) ) )
175 location=i;
176 else if ( pValue[i].Name.equalsAsciiL ( RTL_CONSTASCII_STRINGPARAM ( "InputStream" ) ) )
177 pValue[i].Value >>= xInputStream;
178 else if ( pValue[i].Name.equalsAsciiL ( RTL_CONSTASCII_STRINGPARAM ( "URL" ) ) )
179 pValue[i].Value >>= sURL;
180 }
181
182 uno::Reference< com::sun::star::ucb::XCommandEnvironment > xEnv;
183 if (!xInputStream.is())
184 {
185 try
186 {
187 ::ucbhelper::Content aContent(sURL, xEnv);
188 xInputStream = aContent.openStream();
189 }
190 catch ( ... )
191 {
192 return ::rtl::OUString();
193 }
194
195 if (!xInputStream.is())
196 return ::rtl::OUString();
197 }
198
199 WPXSvInputStream input( xInputStream );
200
201 if (input.atEOS())
202 return ::rtl::OUString();
203
204 confidence = WPDocument::isFileFormatSupported(&input, false);
205
206 if (confidence == WPD_CONFIDENCE_EXCELLENT)
207 sTypeName = OUString( RTL_CONSTASCII_USTRINGPARAM ( "writer_WordPerfect_Document" ) );
208
209 if (sTypeName.getLength())
210 {
211 if ( location == Descriptor.getLength() )
212 {
213 Descriptor.realloc(nLength+1);
214 Descriptor[location].Name = ::rtl::OUString::createFromAscii( "TypeName" );
215 }
216
217 Descriptor[location].Value <<=sTypeName;
218 }
219
220 return sTypeName;
221 }
222
223
224 // XInitialization
initialize(const Sequence<Any> & aArguments)225 void SAL_CALL WordPerfectImportFilter::initialize( const Sequence< Any >& aArguments )
226 throw (Exception, RuntimeException)
227 {
228 WRITER_DEBUG_MSG(("WordPerfectImportFilter::initialize: Got here!\n"));
229 Sequence < PropertyValue > aAnySeq;
230 sal_Int32 nLength = aArguments.getLength();
231 if ( nLength && ( aArguments[0] >>= aAnySeq ) )
232 {
233 const PropertyValue * pValue = aAnySeq.getConstArray();
234 nLength = aAnySeq.getLength();
235 for ( sal_Int32 i = 0 ; i < nLength; i++)
236 {
237 if ( pValue[i].Name.equalsAsciiL ( RTL_CONSTASCII_STRINGPARAM ( "Type" ) ) )
238 {
239 pValue[i].Value >>= msFilterName;
240 break;
241 }
242 }
243 }
244 }
WordPerfectImportFilter_getImplementationName()245 OUString WordPerfectImportFilter_getImplementationName ()
246 throw (RuntimeException)
247 {
248 return OUString ( RTL_CONSTASCII_USTRINGPARAM ( "com.sun.star.comp.Writer.WordPerfectImportFilter" ) );
249 }
250
251 #define SERVICE_NAME1 "com.sun.star.document.ImportFilter"
252 #define SERVICE_NAME2 "com.sun.star.document.ExtendedTypeDetection"
WordPerfectImportFilter_supportsService(const OUString & ServiceName)253 sal_Bool SAL_CALL WordPerfectImportFilter_supportsService( const OUString& ServiceName )
254 throw (RuntimeException)
255 {
256 return (ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME1 ) ) ||
257 ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME2 ) ) );
258 }
WordPerfectImportFilter_getSupportedServiceNames()259 Sequence< OUString > SAL_CALL WordPerfectImportFilter_getSupportedServiceNames( )
260 throw (RuntimeException)
261 {
262 Sequence < OUString > aRet(2);
263 // Sequence < OUString > aRet(1);
264 OUString* pArray = aRet.getArray();
265 pArray[0] = OUString ( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME1 ) );
266 pArray[1] = OUString ( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME2 ) );
267 return aRet;
268 }
269 #undef SERVICE_NAME2
270 #undef SERVICE_NAME1
271
WordPerfectImportFilter_createInstance(const uno::Reference<XMultiServiceFactory> & rSMgr)272 uno::Reference< XInterface > SAL_CALL WordPerfectImportFilter_createInstance( const uno::Reference< XMultiServiceFactory > & rSMgr)
273 throw( Exception )
274 {
275 return (cppu::OWeakObject*) new WordPerfectImportFilter( rSMgr );
276 }
277
278 // XServiceInfo
getImplementationName()279 OUString SAL_CALL WordPerfectImportFilter::getImplementationName( )
280 throw (RuntimeException)
281 {
282 return WordPerfectImportFilter_getImplementationName();
283 }
supportsService(const OUString & rServiceName)284 sal_Bool SAL_CALL WordPerfectImportFilter::supportsService( const OUString& rServiceName )
285 throw (RuntimeException)
286 {
287 return WordPerfectImportFilter_supportsService( rServiceName );
288 }
getSupportedServiceNames()289 Sequence< OUString > SAL_CALL WordPerfectImportFilter::getSupportedServiceNames( )
290 throw (RuntimeException)
291 {
292 return WordPerfectImportFilter_getSupportedServiceNames();
293 }
294