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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This Source Code Form is subject to the terms of the Mozilla Public
4 : * License, v. 2.0. If a copy of the MPL was not distributed with this
5 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
6 : */
7 : /* "This product is not manufactured, approved, or supported by
8 : * Corel Corporation or Corel Corporation Limited."
9 : */
10 :
11 : #include <osl/diagnose.h>
12 : #include <rtl/tencinfo.h>
13 :
14 : #include <com/sun/star/io/XInputStream.hpp>
15 : #include <com/sun/star/xml/sax/XAttributeList.hpp>
16 : #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
17 : #include <com/sun/star/xml/sax/InputSource.hpp>
18 : #include <com/sun/star/xml/sax/XParser.hpp>
19 : #include <com/sun/star/io/XSeekable.hpp>
20 : #include <com/sun/star/uno/Reference.h>
21 : #include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
22 :
23 : #include <comphelper/componentcontext.hxx>
24 : #include <xmloff/attrlist.hxx>
25 : #include <sfx2/passwd.hxx>
26 : #include <ucbhelper/content.hxx>
27 :
28 : #include <libwpd/libwpd.h>
29 : #include <libodfgen/libodfgen.hxx>
30 :
31 : #include "common/DocumentHandler.hxx"
32 : #include "common/WPXSvStream.hxx"
33 : #include "WordPerfectImportFilter.hxx"
34 :
35 : using ::ucbhelper::Content;
36 : using com::sun::star::uno::Sequence;
37 : using com::sun::star::uno::Reference;
38 : using com::sun::star::uno::Any;
39 : using com::sun::star::uno::UNO_QUERY;
40 : using com::sun::star::uno::XInterface;
41 : using com::sun::star::uno::Exception;
42 : using com::sun::star::uno::RuntimeException;
43 : using com::sun::star::uno::XComponentContext;
44 : using com::sun::star::beans::PropertyValue;
45 : using com::sun::star::document::XFilter;
46 : using com::sun::star::document::XExtendedFilterDetection;
47 : using com::sun::star::ucb::XCommandEnvironment;
48 :
49 : using com::sun::star::io::XInputStream;
50 : using com::sun::star::document::XImporter;
51 : using com::sun::star::xml::sax::InputSource;
52 : using com::sun::star::xml::sax::XAttributeList;
53 : using com::sun::star::xml::sax::XDocumentHandler;
54 : using com::sun::star::xml::sax::XParser;
55 :
56 :
57 0 : static bool handleEmbeddedWPGObject(const WPXBinaryData &data, OdfDocumentHandler *pHandler, const OdfStreamType streamType)
58 : {
59 0 : OdgGenerator exporter(pHandler, streamType);
60 :
61 0 : libwpg::WPGFileFormat fileFormat = libwpg::WPG_AUTODETECT;
62 :
63 0 : if (!libwpg::WPGraphics::isSupported(const_cast<WPXInputStream *>(data.getDataStream())))
64 0 : fileFormat = libwpg::WPG_WPG1;
65 :
66 0 : return libwpg::WPGraphics::parse(const_cast<WPXInputStream *>(data.getDataStream()), &exporter, fileFormat);
67 : }
68 :
69 0 : static bool handleEmbeddedWPGImage(const WPXBinaryData &input, WPXBinaryData &output)
70 : {
71 0 : WPXString svgOutput;
72 0 : libwpg::WPGFileFormat fileFormat = libwpg::WPG_AUTODETECT;
73 :
74 0 : if (!libwpg::WPGraphics::isSupported(const_cast<WPXInputStream *>(input.getDataStream())))
75 0 : fileFormat = libwpg::WPG_WPG1;
76 :
77 0 : if (!libwpg::WPGraphics::generateSVG(const_cast<WPXInputStream *>(input.getDataStream()), svgOutput, fileFormat))
78 0 : return false;
79 :
80 0 : output.clear();
81 0 : output.append((unsigned char *)svgOutput.cstr(), strlen(svgOutput.cstr()));
82 0 : return true;
83 : }
84 :
85 0 : sal_Bool SAL_CALL WordPerfectImportFilter::importImpl( const Sequence< ::com::sun::star::beans::PropertyValue >& aDescriptor )
86 : throw (RuntimeException)
87 : {
88 : SAL_INFO("writerperfect", "WordPerfectImportFilter::importImpl");
89 :
90 0 : sal_Int32 nLength = aDescriptor.getLength();
91 0 : const PropertyValue *pValue = aDescriptor.getConstArray();
92 0 : Reference < XInputStream > xInputStream;
93 0 : for ( sal_Int32 i = 0 ; i < nLength; i++)
94 : {
95 0 : if ( pValue[i].Name == "InputStream" )
96 0 : pValue[i].Value >>= xInputStream;
97 : }
98 0 : if ( !xInputStream.is() )
99 : {
100 : OSL_ASSERT( 0 );
101 0 : return sal_False;
102 : }
103 :
104 0 : WPXSvInputStream input( xInputStream );
105 :
106 0 : OString aUtf8Passwd;
107 :
108 0 : WPDConfidence confidence = WPDocument::isFileFormatSupported(&input);
109 :
110 0 : if (WPD_CONFIDENCE_SUPPORTED_ENCRYPTION == confidence)
111 : {
112 0 : int unsuccessfulAttempts = 0;
113 : while (true )
114 : {
115 0 : SfxPasswordDialog aPasswdDlg( 0 );
116 0 : aPasswdDlg.SetMinLen(0);
117 0 : if(!aPasswdDlg.Execute())
118 0 : return sal_False;
119 0 : OUString aPasswd = aPasswdDlg.GetPassword();
120 0 : aUtf8Passwd = OUStringToOString(aPasswd, RTL_TEXTENCODING_UTF8);
121 0 : if (WPD_PASSWORD_MATCH_OK == WPDocument::verifyPassword(&input, aUtf8Passwd.getStr()))
122 0 : break;
123 : else
124 0 : unsuccessfulAttempts++;
125 0 : if (unsuccessfulAttempts == 3) // timeout after 3 password atempts
126 0 : return sal_False;
127 0 : }
128 : }
129 :
130 : // An XML import service: what we push sax messages to..
131 0 : OUString sXMLImportService ( "com.sun.star.comp.Writer.XMLOasisImporter" );
132 0 : Reference < XDocumentHandler > xInternalHandler( comphelper::ComponentContext( mxContext ).createComponent( sXMLImportService ), UNO_QUERY );
133 :
134 : // The XImporter sets up an empty target document for XDocumentHandler to write to..
135 0 : Reference < XImporter > xImporter(xInternalHandler, UNO_QUERY);
136 0 : xImporter->setTargetDocument(mxDoc);
137 :
138 : // OO Document Handler: abstract class to handle document SAX messages, concrete implementation here
139 : // writes to in-memory target doc
140 0 : DocumentHandler xHandler(xInternalHandler);
141 :
142 0 : OdtGenerator collector(&xHandler, ODF_FLAT_XML);
143 0 : collector.registerEmbeddedObjectHandler("image/x-wpg", &handleEmbeddedWPGObject);
144 0 : collector.registerEmbeddedImageHandler("image/x-wpg", &handleEmbeddedWPGImage);
145 0 : if (WPD_OK == WPDocument::parse(&input, &collector, aUtf8Passwd.isEmpty() ? 0 : aUtf8Passwd.getStr()))
146 0 : return sal_True;
147 0 : return sal_False;
148 : }
149 :
150 0 : sal_Bool SAL_CALL WordPerfectImportFilter::filter( const Sequence< ::com::sun::star::beans::PropertyValue >& aDescriptor )
151 : throw (RuntimeException)
152 : {
153 : SAL_INFO("writerperfect", "WordPerfectImportFilter::filter");
154 0 : return importImpl ( aDescriptor );
155 : }
156 0 : void SAL_CALL WordPerfectImportFilter::cancel( )
157 : throw (RuntimeException)
158 : {
159 : SAL_INFO("writerperfect", "WordPerfectImportFilter::cancel");
160 0 : }
161 :
162 : // XImporter
163 0 : void SAL_CALL WordPerfectImportFilter::setTargetDocument( const Reference< ::com::sun::star::lang::XComponent >& xDoc )
164 : throw (::com::sun::star::lang::IllegalArgumentException, RuntimeException)
165 : {
166 : SAL_INFO("writerperfect", "WordPerfectImportFilter::getTargetDocument");
167 0 : mxDoc = xDoc;
168 0 : }
169 :
170 : // XExtendedFilterDetection
171 0 : OUString SAL_CALL WordPerfectImportFilter::detect( Sequence< PropertyValue >& Descriptor )
172 : throw( RuntimeException )
173 : {
174 : SAL_INFO("writerperfect", "WordPerfectImportFilter::detect");
175 :
176 0 : WPDConfidence confidence = WPD_CONFIDENCE_NONE;
177 0 : OUString sTypeName;
178 0 : sal_Int32 nLength = Descriptor.getLength();
179 0 : sal_Int32 location = nLength;
180 0 : const PropertyValue *pValue = Descriptor.getConstArray();
181 0 : Reference < XInputStream > xInputStream;
182 0 : for ( sal_Int32 i = 0 ; i < nLength; i++)
183 : {
184 0 : if ( pValue[i].Name == "TypeName" )
185 0 : location=i;
186 0 : else if ( pValue[i].Name == "InputStream" )
187 0 : pValue[i].Value >>= xInputStream;
188 : }
189 :
190 0 : if (!xInputStream.is())
191 0 : return OUString();
192 :
193 0 : WPXSvInputStream input( xInputStream );
194 :
195 0 : confidence = WPDocument::isFileFormatSupported(&input);
196 :
197 0 : if (confidence == WPD_CONFIDENCE_EXCELLENT || confidence == WPD_CONFIDENCE_SUPPORTED_ENCRYPTION)
198 0 : sTypeName = "writer_WordPerfect_Document";
199 :
200 0 : if (!sTypeName.isEmpty())
201 : {
202 0 : if ( location == nLength )
203 : {
204 0 : Descriptor.realloc(nLength+1);
205 0 : Descriptor[location].Name = "TypeName";
206 : }
207 :
208 0 : Descriptor[location].Value <<=sTypeName;
209 : }
210 :
211 0 : return sTypeName;
212 : }
213 :
214 :
215 : // XInitialization
216 0 : void SAL_CALL WordPerfectImportFilter::initialize( const Sequence< Any >& aArguments )
217 : throw (Exception, RuntimeException)
218 : {
219 : SAL_INFO("writerperfect", "WordPerfectImportFilter::initialize");
220 0 : Sequence < PropertyValue > aAnySeq;
221 0 : sal_Int32 nLength = aArguments.getLength();
222 0 : if ( nLength && ( aArguments[0] >>= aAnySeq ) )
223 : {
224 0 : const PropertyValue *pValue = aAnySeq.getConstArray();
225 0 : nLength = aAnySeq.getLength();
226 0 : for ( sal_Int32 i = 0 ; i < nLength; i++)
227 : {
228 0 : if ( pValue[i].Name == "Type" )
229 : {
230 0 : pValue[i].Value >>= msFilterName;
231 0 : break;
232 : }
233 : }
234 0 : }
235 0 : }
236 2 : OUString WordPerfectImportFilter_getImplementationName ()
237 : throw (RuntimeException)
238 : {
239 2 : return OUString ( "com.sun.star.comp.Writer.WordPerfectImportFilter" );
240 : }
241 :
242 : #define SERVICE_NAME1 "com.sun.star.document.ImportFilter"
243 : #define SERVICE_NAME2 "com.sun.star.document.ExtendedTypeDetection"
244 0 : sal_Bool SAL_CALL WordPerfectImportFilter_supportsService( const OUString &ServiceName )
245 : throw (RuntimeException)
246 : {
247 0 : return ( ServiceName == SERVICE_NAME1 || ServiceName == SERVICE_NAME2 );
248 : }
249 0 : Sequence< OUString > SAL_CALL WordPerfectImportFilter_getSupportedServiceNames( )
250 : throw (RuntimeException)
251 : {
252 0 : Sequence < OUString > aRet(2);
253 0 : OUString *pArray = aRet.getArray();
254 0 : pArray[0] = OUString ( SERVICE_NAME1 );
255 0 : pArray[1] = OUString ( SERVICE_NAME2 );
256 0 : return aRet;
257 : }
258 : #undef SERVICE_NAME2
259 : #undef SERVICE_NAME1
260 :
261 0 : Reference< XInterface > SAL_CALL WordPerfectImportFilter_createInstance( const Reference< XComponentContext > & rContext)
262 : throw( Exception )
263 : {
264 0 : return (cppu::OWeakObject *) new WordPerfectImportFilter( rContext );
265 : }
266 :
267 : // XServiceInfo
268 0 : OUString SAL_CALL WordPerfectImportFilter::getImplementationName( )
269 : throw (RuntimeException)
270 : {
271 0 : return WordPerfectImportFilter_getImplementationName();
272 : }
273 0 : sal_Bool SAL_CALL WordPerfectImportFilter::supportsService( const OUString &rServiceName )
274 : throw (RuntimeException)
275 : {
276 0 : return WordPerfectImportFilter_supportsService( rServiceName );
277 : }
278 0 : Sequence< OUString > SAL_CALL WordPerfectImportFilter::getSupportedServiceNames( )
279 : throw (RuntimeException)
280 : {
281 0 : return WordPerfectImportFilter_getSupportedServiceNames();
282 : }
283 :
284 :
285 0 : WordPerfectImportFilterDialog::WordPerfectImportFilterDialog( const Reference< XComponentContext > & rContext) :
286 0 : mxContext( rContext ) {}
287 :
288 0 : WordPerfectImportFilterDialog::~WordPerfectImportFilterDialog()
289 : {
290 0 : }
291 :
292 0 : void SAL_CALL WordPerfectImportFilterDialog::setTitle( const OUString & )
293 : throw (RuntimeException)
294 : {
295 0 : }
296 :
297 0 : sal_Int16 SAL_CALL WordPerfectImportFilterDialog::execute()
298 : throw (RuntimeException)
299 : {
300 0 : WPXSvInputStream input( mxInputStream );
301 :
302 0 : OString aUtf8Passwd;
303 :
304 0 : WPDConfidence confidence = WPDocument::isFileFormatSupported(&input);
305 :
306 0 : if (WPD_CONFIDENCE_SUPPORTED_ENCRYPTION == confidence)
307 : {
308 0 : int unsuccessfulAttempts = 0;
309 : while (true )
310 : {
311 0 : SfxPasswordDialog aPasswdDlg(0);
312 0 : aPasswdDlg.SetMinLen(0);
313 0 : if(!aPasswdDlg.Execute())
314 0 : return com::sun::star::ui::dialogs::ExecutableDialogResults::CANCEL;
315 0 : msPassword = aPasswdDlg.GetPassword().GetBuffer();
316 0 : aUtf8Passwd = OUStringToOString(msPassword, RTL_TEXTENCODING_UTF8);
317 0 : if (WPD_PASSWORD_MATCH_OK == WPDocument::verifyPassword(&input, aUtf8Passwd.getStr()))
318 0 : break;
319 : else
320 0 : unsuccessfulAttempts++;
321 0 : if (unsuccessfulAttempts == 3) // timeout after 3 password atempts
322 0 : return com::sun::star::ui::dialogs::ExecutableDialogResults::CANCEL;
323 0 : }
324 : }
325 0 : return com::sun::star::ui::dialogs::ExecutableDialogResults::OK;
326 : }
327 :
328 0 : Sequence<PropertyValue> SAL_CALL WordPerfectImportFilterDialog::getPropertyValues() throw(RuntimeException)
329 : {
330 0 : Sequence<PropertyValue> aRet(1);
331 0 : PropertyValue *pArray = aRet.getArray();
332 :
333 0 : pArray[0].Name = "Password";
334 0 : pArray[0].Value <<= msPassword;
335 :
336 0 : return aRet;
337 : }
338 :
339 0 : void SAL_CALL WordPerfectImportFilterDialog::setPropertyValues( const Sequence<PropertyValue>& aProps)
340 : throw(com::sun::star::beans::UnknownPropertyException, com::sun::star::beans::PropertyVetoException,
341 : com::sun::star::lang::IllegalArgumentException, com::sun::star::lang::WrappedTargetException, RuntimeException)
342 : {
343 0 : const PropertyValue *pPropArray = aProps.getConstArray();
344 0 : long nPropCount = aProps.getLength();
345 0 : for (long i = 0; i < nPropCount; i++)
346 : {
347 0 : const PropertyValue &rProp = pPropArray[i];
348 0 : OUString aPropName = rProp.Name;
349 :
350 0 : if ( aPropName == "Password" )
351 0 : rProp.Value >>= msPassword;
352 0 : else if ( aPropName == "InputStream" )
353 0 : rProp.Value >>= mxInputStream;
354 0 : }
355 0 : }
356 :
357 :
358 : // XServiceInfo
359 0 : OUString SAL_CALL WordPerfectImportFilterDialog::getImplementationName( )
360 : throw (RuntimeException)
361 : {
362 0 : return WordPerfectImportFilterDialog_getImplementationName();
363 : }
364 :
365 0 : sal_Bool SAL_CALL WordPerfectImportFilterDialog::supportsService( const OUString &rServiceName )
366 : throw (RuntimeException)
367 : {
368 0 : return WordPerfectImportFilterDialog_supportsService( rServiceName );
369 : }
370 :
371 0 : Sequence< OUString > SAL_CALL WordPerfectImportFilterDialog::getSupportedServiceNames( )
372 : throw (RuntimeException)
373 : {
374 0 : return WordPerfectImportFilterDialog_getSupportedServiceNames();
375 : }
376 :
377 0 : OUString WordPerfectImportFilterDialog_getImplementationName ()
378 : throw (RuntimeException)
379 : {
380 0 : return OUString ( "com.sun.star.comp.Writer.WordPerfectImportFilterDialog" );
381 : }
382 :
383 : #define SERVICE_NAME "com.sun.star.ui.dialogs.FilterOptionsDialog"
384 0 : sal_Bool SAL_CALL WordPerfectImportFilterDialog_supportsService( const OUString &ServiceName )
385 : throw (RuntimeException)
386 : {
387 0 : return ( ServiceName == SERVICE_NAME );
388 : }
389 :
390 0 : Sequence< OUString > SAL_CALL WordPerfectImportFilterDialog_getSupportedServiceNames( )
391 : throw (RuntimeException)
392 : {
393 0 : Sequence < OUString > aRet(1);
394 0 : OUString *pArray = aRet.getArray();
395 0 : pArray[0] = OUString ( SERVICE_NAME );
396 0 : return aRet;
397 : }
398 : #undef SERVICE_NAME
399 :
400 0 : Reference< XInterface > SAL_CALL WordPerfectImportFilterDialog_createInstance( const Reference< XComponentContext > & rContext)
401 : throw( Exception )
402 : {
403 0 : return (cppu::OWeakObject *) new WordPerfectImportFilterDialog( rContext );
404 6 : }
405 :
406 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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