xref: /aoo42x/main/starmath/source/smdetect.cxx (revision b63233d8)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_starmath.hxx"
26 
27 #include "smdetect.hxx"
28 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
29 #include <com/sun/star/beans/PropertyValue.hpp>
30 #include <com/sun/star/frame/XFrame.hpp>
31 #include <com/sun/star/frame/XModel.hpp>
32 #include <com/sun/star/awt/XWindow.hpp>
33 #include <com/sun/star/lang/XUnoTunnel.hpp>
34 #include <comphelper/processfactory.hxx>
35 #include <com/sun/star/beans/PropertyValue.hpp>
36 #include <com/sun/star/io/XInputStream.hpp>
37 #include <com/sun/star/task/XInteractionHandler.hpp>
38 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
39 #include <com/sun/star/ucb/CommandAbortedException.hpp>
40 #include <com/sun/star/ucb/InteractiveAppException.hpp>
41 #include <com/sun/star/ucb/XContent.hpp>
42 #include <com/sun/star/packages/zip/ZipIOException.hpp>
43 #include <framework/interaction.hxx>
44 #include <toolkit/helper/vclunohelper.hxx>
45 #include <ucbhelper/simpleinteractionrequest.hxx>
46 #include <rtl/ustring.h>
47 #include <rtl/logfile.hxx>
48 #include <svl/itemset.hxx>
49 #include <vcl/window.hxx>
50 #include <svl/eitem.hxx>
51 #include <svl/stritem.hxx>
52 #include <tools/urlobj.hxx>
53 #include <vos/mutex.hxx>
54 #include <svtools/sfxecode.hxx>
55 #include <svtools/ehdl.hxx>
56 #include <sot/storinfo.hxx>
57 #include <vcl/svapp.hxx>
58 #include <sfx2/app.hxx>
59 #include <sfx2/sfxsids.hrc>
60 #include <sfx2/request.hxx>
61 #include <sfx2/docfile.hxx>
62 #include <sfx2/docfilt.hxx>
63 #include <sfx2/fcontnr.hxx>
64 #include <sfx2/brokenpackageint.hxx>
65 
66 #include "document.hxx"
67 #include "eqnolefilehdr.hxx"
68 
69 using namespace ::com::sun::star;
70 using namespace ::com::sun::star::uno;
71 using namespace ::com::sun::star::io;
72 using namespace ::com::sun::star::frame;
73 using namespace ::com::sun::star::task;
74 using namespace ::com::sun::star::beans;
75 using namespace ::com::sun::star::lang;
76 using namespace ::com::sun::star::ucb;
77 using namespace ::rtl;
78 
SmFilterDetect(const REFERENCE<::com::sun::star::lang::XMultiServiceFactory> &)79 SmFilterDetect::SmFilterDetect( const REFERENCE < ::com::sun::star::lang::XMultiServiceFactory >& /*xFactory*/ )
80 {
81 }
82 
~SmFilterDetect()83 SmFilterDetect::~SmFilterDetect()
84 {
85 }
86 
detect(::com::sun::star::uno::Sequence<::com::sun::star::beans::PropertyValue> & lDescriptor)87 ::rtl::OUString SAL_CALL SmFilterDetect::detect( ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& lDescriptor ) throw( ::com::sun::star::uno::RuntimeException )
88 {
89     REFERENCE< XInputStream > xStream;
90     REFERENCE< XContent > xContent;
91     REFERENCE< XInteractionHandler > xInteraction;
92     String aURL;
93 	::rtl::OUString sTemp;
94     String aTypeName;            // a name describing the type (from MediaDescriptor, usually from flat detection)
95     String aPreselectedFilterName;      // a name describing the filter to use (from MediaDescriptor, usually from UI action)
96 
97 	::rtl::OUString aDocumentTitle; // interesting only if set in this method
98 
99 	// opening as template is done when a parameter tells to do so and a template filter can be detected
100     // (otherwise no valid filter would be found) or if the detected filter is a template filter and
101 	// there is no parameter that forbids to open as template
102 	sal_Bool bOpenAsTemplate = sal_False;
103     sal_Bool bWasReadOnly = sal_False, bReadOnly = sal_False;
104 
105 	sal_Bool bRepairPackage = sal_False;
106 	sal_Bool bRepairAllowed = sal_False;
107 
108 	// now some parameters that can already be in the array, but may be overwritten or new inserted here
109 	// remember their indices in the case new values must be added to the array
110 	sal_Int32 nPropertyCount = lDescriptor.getLength();
111     sal_Int32 nIndexOfFilterName = -1;
112     sal_Int32 nIndexOfInputStream = -1;
113     sal_Int32 nIndexOfContent = -1;
114     sal_Int32 nIndexOfReadOnlyFlag = -1;
115     sal_Int32 nIndexOfTemplateFlag = -1;
116     sal_Int32 nIndexOfDocumentTitle = -1;
117 
118     for( sal_Int32 nProperty=0; nProperty<nPropertyCount; ++nProperty )
119 	{
120         // extract properties
121         if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("URL")) )
122 		{
123 			lDescriptor[nProperty].Value >>= sTemp;
124 			aURL = sTemp;
125 		}
126         else if( !aURL.Len() && lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("FileName")) )
127 		{
128 			lDescriptor[nProperty].Value >>= sTemp;
129 			aURL = sTemp;
130 		}
131         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("TypeName")) )
132 		{
133 			lDescriptor[nProperty].Value >>= sTemp;
134             aTypeName = sTemp;
135 		}
136         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("FilterName")) )
137 		{
138 			lDescriptor[nProperty].Value >>= sTemp;
139             aPreselectedFilterName = sTemp;
140 
141             // if the preselected filter name is not correct, it must be erased after detection
142             // remember index of property to get access to it later
143             nIndexOfFilterName = nProperty;
144 		}
145         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("InputStream")) )
146             nIndexOfInputStream = nProperty;
147         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("ReadOnly")) )
148             nIndexOfReadOnlyFlag = nProperty;
149         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("UCBContent")) )
150             nIndexOfContent = nProperty;
151         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("AsTemplate")) )
152 		{
153 			lDescriptor[nProperty].Value >>= bOpenAsTemplate;
154             nIndexOfTemplateFlag = nProperty;
155 		}
156         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("InteractionHandler")) )
157             lDescriptor[nProperty].Value >>= xInteraction;
158         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("RepairPackage")) )
159             lDescriptor[nProperty].Value >>= bRepairPackage;
160         else if( lDescriptor[nProperty].Name == OUString(RTL_CONSTASCII_USTRINGPARAM("DocumentTitle")) )
161             nIndexOfDocumentTitle = nProperty;
162 	}
163 
164     // can't check the type for external filters, so set the "dont" flag accordingly
165     ::vos::OGuard aGuard( Application::GetSolarMutex() );
166     //SfxFilterFlags nMust = SFX_FILTER_IMPORT, nDont = SFX_FILTER_NOTINSTALLED;
167 
168     SfxApplication* pApp = SFX_APP();
169     SfxAllItemSet *pSet = new SfxAllItemSet( pApp->GetPool() );
170     TransformParameters( SID_OPENDOC, lDescriptor, *pSet );
171     SFX_ITEMSET_ARG( pSet, pItem, SfxBoolItem, SID_DOC_READONLY, sal_False );
172 
173     bWasReadOnly = pItem && pItem->GetValue();
174 
175 	String aFilterName;
176 	String aPrefix = String::CreateFromAscii( "private:factory/" );
177 	if( aURL.Match( aPrefix ) == aPrefix.Len() )
178 	{
179 		const SfxFilter* pFilter = 0;
180 		String aPattern( aPrefix );
181 		aPattern += String::CreateFromAscii("smath");
182 		if ( aURL.Match( aPattern ) >= aPattern.Len() )
183 		{
184 			pFilter = SfxFilter::GetDefaultFilterFromFactory( aURL );
185 			aTypeName = pFilter->GetTypeName();
186 			aFilterName = pFilter->GetName();
187 		}
188 	}
189 	else
190 	{
191 	    // ctor of SfxMedium uses owner transition of ItemSet
192 	    SfxMedium aMedium( aURL, bWasReadOnly ? STREAM_STD_READ : STREAM_STD_READWRITE, sal_False, NULL, pSet );
193 	    aMedium.UseInteractionHandler( sal_True );
194 
195 	    sal_Bool bIsStorage = aMedium.IsStorage();
196 	    if ( aMedium.GetErrorCode() == ERRCODE_NONE )
197 	    {
198 	        // remember input stream and content and put them into the descriptor later
199 			// should be done here since later the medium can switch to a version
200 	        xStream = aMedium.GetInputStream();
201 			xContent = aMedium.GetContent();
202         	bReadOnly = aMedium.IsReadOnly();
203 
204 	        if ( bIsStorage )
205 			{
206                 //TODO/LATER: factor this out!
207                 uno::Reference < embed::XStorage > xStorage = aMedium.GetStorage( sal_False );
208 				if ( aMedium.GetLastStorageCreationState() != ERRCODE_NONE )
209 				{
210 					// error during storage creation means _here_ that the medium
211 					// is broken, but we can not handle it in medium since unpossibility
212 					// to create a storage does not _always_ means that the medium is broken
213 					aMedium.SetError( aMedium.GetLastStorageCreationState(), ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ) );
214 					if ( xInteraction.is() )
215 					{
216 						OUString empty;
217 						try
218 						{
219 							InteractiveAppException xException( empty,
220 															REFERENCE< XInterface >(),
221 															InteractionClassification_ERROR,
222 															aMedium.GetError() );
223 
224 							REFERENCE< XInteractionRequest > xRequest(
225 								new ucbhelper::SimpleInteractionRequest( makeAny( xException ),
226 																 	 ucbhelper::CONTINUATION_APPROVE ) );
227 							xInteraction->handle( xRequest );
228 						}
229 						catch ( Exception & ) {};
230 					}
231 				}
232 				else
233 				{
234                     aFilterName.Erase();
235 
236 					try
237 					{
238                         const SfxFilter* pFilter = aPreselectedFilterName.Len() ?
239                                 SfxFilterMatcher().GetFilter4FilterName( aPreselectedFilterName ) : aTypeName.Len() ?
240                                 SfxFilterMatcher(String::CreateFromAscii("smath")).GetFilter4EA( aTypeName ) : 0;
241                         String aTmpFilterName;
242                         if ( pFilter )
243                             aTmpFilterName = pFilter->GetName();
244                         aTypeName = SfxFilter::GetTypeFromStorage( xStorage, pFilter ? pFilter->IsAllowedAsTemplate() : sal_False, &aTmpFilterName );
245 					}
246 					catch( lang::WrappedTargetException& aWrap )
247 					{
248 						packages::zip::ZipIOException aZipException;
249 
250 						// repairing is done only if this type is requested from outside
251 						if ( ( aWrap.TargetException >>= aZipException ) && aTypeName.Len() )
252 						{
253 							if ( xInteraction.is() )
254 							{
255 								// the package is broken one
256        							aDocumentTitle = aMedium.GetURLObject().getName(
257 															INetURLObject::LAST_SEGMENT,
258 															true,
259 															INetURLObject::DECODE_WITH_CHARSET );
260 
261 								if ( !bRepairPackage )
262 								{
263 									// ask the user whether he wants to try to repair
264                                     RequestPackageReparation aRequest( aDocumentTitle );
265                                     xInteraction->handle( aRequest.GetRequest() );
266                                     bRepairAllowed = aRequest.isApproved();
267 								}
268 
269 								if ( !bRepairAllowed )
270 								{
271 									// repair either not allowed or not successful
272                                     NotifyBrokenPackage aNotifyRequest( aDocumentTitle );
273                                     xInteraction->handle( aNotifyRequest.GetRequest() );
274 								}
275 							}
276 
277 							if ( !bRepairAllowed )
278 								aTypeName.Erase();
279 						}
280 					}
281 					catch( uno::RuntimeException& )
282 					{
283 						throw;
284 					}
285 					catch( uno::Exception& )
286 					{
287 						aTypeName.Erase();
288 					}
289 
290                    	if ( aTypeName.Len() )
291 					{
292                        	const SfxFilter* pFilter =
293 									SfxFilterMatcher( String::CreateFromAscii("smath") ).GetFilter4EA( aTypeName );
294 						if ( pFilter )
295 							aFilterName = pFilter->GetName();
296 					}
297 				}
298 			}
299 			else
300 			{
301                 // DesignScience Equation Editor MathType 3.0 ?
302 				SvStream *pStrm = aMedium.GetInStream();
303                 aTypeName.Erase();
304 				if (pStrm && !pStrm->GetError())
305 				{
306                     SotStorageRef aStorage = new SotStorage ( pStrm, sal_False );
307                     if ( !aStorage->GetError() )
308                     {
309                         if ( aStorage->IsStream( String::CreateFromAscii( RTL_CONSTASCII_STRINGPARAM( "Equation Native" ) ) ) )
310                         {
311                             sal_uInt8 nVersion;
312                             if (GetMathTypeVersion( aStorage, nVersion ) && nVersion <=3)
313                                 aTypeName.AssignAscii( "math_MathType_3x" );
314                         }
315                     }
316                     else
317                     {
318                         // MathML? The SAX parser expects the 'math' root element incl.
319                         // the namespace URL. Neither '<?xml' prolog nor <!doctype is needed.
320                         // If the math element has a prefix (e.g. <bla:math), the
321                         // prefix has to be defined in the namespace attribut
322                         // (e.g. xmlns:bla="http://www.w3.org/1998/Math/MathML")
323                         // #124636 is fixed too.
324                         pStrm->Seek( STREAM_SEEK_TO_BEGIN );
325                         const size_t nBufSize=2048;
326                         sal_uInt16 aBuffer[nBufSize]; // will be casted to an Unicode-Array below
327                         sal_uInt8* pByte = reinterpret_cast<sal_uInt8*>(aBuffer);
328                         const sal_uLong nBytesRead(pStrm->Read( pByte, nBufSize * 2 ) );
329                         const sal_uLong nUnicodeCharsRead (nBytesRead / 2 );
330 
331                         // For backwards searching an OUString is used. The conversion needs an
332                         // encoding information. Default encoding is UTF-8, UTF-16 is possible
333                         // (e.g. from MS "Math Input Control"), others are unlikely.
334                         // Looking for Byte Order Mark
335                         rtl_TextEncoding aEncoding = RTL_TEXTENCODING_UTF8;
336                         bool bIsUnicode = false;
337                         if (nBytesRead >= 2 && (aBuffer[0]==0xfffe || aBuffer[0]==0xfeff) )
338                         {
339                             aEncoding = RTL_TEXTENCODING_UNICODE;
340                             bIsUnicode = true;
341                             if ( aBuffer[0] == 0xfffe)
342                             { //swap bytes to make Big Endian
343                               for (size_t i=0; i < nUnicodeCharsRead; ++i)
344                               {
345                                   aBuffer[i] = (aBuffer[i]>>8) | (aBuffer[i]<<8) ;
346                               }
347                             }
348                         }
349 
350                         bool isMathFile(false);
351                         if ( nBytesRead > 56) // minimal <math xmlns="http://www.w3.org/1998/Math/MathML"></math>
352                         {
353                             const sal_Char* pChar = reinterpret_cast<sal_Char*>(aBuffer);
354                             sal_Unicode* pUnicode = (sal_Unicode*) aBuffer;
355 
356                             const OUString sFragment( (bIsUnicode)
357                                    ? OUString( pUnicode , nUnicodeCharsRead )
358                                    : OUString( pChar, nBytesRead, aEncoding) );
359                             const sal_Int32 nFragmentLength(sFragment.getLength());
360 
361                             // look for MathML URL http://www.w3.org/1998/Math/MathML
362                             // #i53509 A MathML URL can be value of a namespace attribute, but can be as well
363                             // inside a doctype e.g. [<!ENTITY mathml 'http://www.w3.org/1998/Math/MathML'>]
364                             // or inside a schema reference e.g. s:schemaLocation="http://www.w3.org/1998/Math/MathML"
365                             // Use a loop to get the correct one.
366                             const OUString sURL( OUString::createFromAscii("http://www.w3.org/1998/Math/MathML"));
367                             const sal_Int32 nURLLength = sURL.getLength();
368                             const OUString sEQ( OUString::createFromAscii("=") );
369                             const OUString sXMLNS( OUString::createFromAscii("xmlns") );
370                             sal_Int32 nPosURL = -1; // for index of first character of URL
371                             sal_Int32 nPosURLSearchStart = 0;
372                             sal_Int32 nPosEQ = -1; // for index of equal sign
373                             sal_Int32 nPosXMLNS = -1; // for index of first character of string "xmlns"
374                             do
375                             {
376                                 nPosURL = sFragment.indexOf(sURL,nPosURLSearchStart);
377                                 if( nPosURL < 0 )
378                                 {
379                                     break; // no MathML URL, cannot be parsed
380                                 }
381                                 // need 'xmlns:prefix =' or 'xmlns =', look backwards, first for equal sign
382                                 nPosEQ = sFragment.lastIndexOf(sEQ,nPosURL);
383                                 if (nPosEQ >= 0 && nPosEQ >= nPosURLSearchStart)
384                                 {
385                                     nPosXMLNS = sFragment.lastIndexOf(sXMLNS,nPosEQ);
386                                     if( nPosXMLNS >= nPosURLSearchStart )
387                                     { // an xmlns attribute is found, but it might belong to a schema
388                                         // get prefix if present
389                                         const OUString sPrefix = (sFragment.copy(nPosXMLNS+5,nPosEQ-(nPosXMLNS+5))).trim();
390                                         // such prefix definition must start with colon (will be removed below)
391                                         bool bHasPrefix( (sPrefix.isEmpty()) ? false : sPrefix.toChar() == sal_Unicode(':') );
392                                         // the math element starts either with '<prefix:math' or '<math'
393                                         const OUString sMathStart( (bHasPrefix)
394                                                 ?   OUString::createFromAscii("<") + sPrefix.copy(1,sPrefix.getLength()-1) + OUString::createFromAscii(":math")
395                                                 :   OUString::createFromAscii("<math") );
396                                         sal_Int32 nPosMath (sFragment.lastIndexOf(sMathStart,nPosXMLNS));
397                                         if( nPosMath >= 0)
398                                         {   // xmlns attribute belongs to math element
399                                             isMathFile = true;
400                                             break;
401                                         }
402                                     }
403                                 }
404                                 // MathML URL was wrong one, look for next
405                                 nPosURLSearchStart = nPosURL + nURLLength;
406                             }
407                             while ( nPosURLSearchStart + nURLLength <= nFragmentLength);
408 
409                             if(isMathFile)
410                             {
411                                 static const sal_Char sFltrNm_2[] = MATHML_XML;
412                                 static const sal_Char sTypeNm_2[] = "math_MathML_XML_Math";
413 
414                                 aFilterName.AssignAscii( sFltrNm_2 );
415                                 aTypeName.AssignAscii( sTypeNm_2 );
416                             }
417                         }
418                     }
419 
420                     if ( aTypeName.Len() )
421                     {
422                         const SfxFilter* pFilt = SfxFilterMatcher( String::CreateFromAscii("smath") ).GetFilter4EA( aTypeName );
423                         if ( pFilt )
424                             aFilterName = pFilt->GetName();
425                     }
426 				}
427 			}
428 		}
429 	}
430 
431     if ( nIndexOfInputStream == -1 && xStream.is() )
432     {
433         // if input stream wasn't part of the descriptor, now it should be, otherwise the content would be opend twice
434         lDescriptor.realloc( nPropertyCount + 1 );
435         lDescriptor[nPropertyCount].Name = ::rtl::OUString::createFromAscii("InputStream");
436         lDescriptor[nPropertyCount].Value <<= xStream;
437         nPropertyCount++;
438     }
439 
440     if ( nIndexOfContent == -1 && xContent.is() )
441     {
442         // if input stream wasn't part of the descriptor, now it should be, otherwise the content would be opend twice
443         lDescriptor.realloc( nPropertyCount + 1 );
444         lDescriptor[nPropertyCount].Name = ::rtl::OUString::createFromAscii("UCBContent");
445         lDescriptor[nPropertyCount].Value <<= xContent;
446         nPropertyCount++;
447     }
448 
449     if ( bReadOnly != bWasReadOnly )
450     {
451         if ( nIndexOfReadOnlyFlag == -1 )
452         {
453             lDescriptor.realloc( nPropertyCount + 1 );
454             lDescriptor[nPropertyCount].Name = ::rtl::OUString::createFromAscii("ReadOnly");
455             lDescriptor[nPropertyCount].Value <<= bReadOnly;
456             nPropertyCount++;
457         }
458         else
459             lDescriptor[nIndexOfReadOnlyFlag].Value <<= bReadOnly;
460     }
461 
462 	if ( !bRepairPackage && bRepairAllowed )
463 	{
464         lDescriptor.realloc( nPropertyCount + 1 );
465         lDescriptor[nPropertyCount].Name = ::rtl::OUString::createFromAscii("RepairPackage");
466         lDescriptor[nPropertyCount].Value <<= bRepairAllowed;
467         nPropertyCount++;
468 
469 		bOpenAsTemplate = sal_True;
470 
471 		// TODO/LATER: set progress bar that should be used
472 	}
473 
474 	if ( bOpenAsTemplate )
475 	{
476 		if ( nIndexOfTemplateFlag == -1 )
477 		{
478         	lDescriptor.realloc( nPropertyCount + 1 );
479         	lDescriptor[nPropertyCount].Name = ::rtl::OUString::createFromAscii("AsTemplate");
480         	lDescriptor[nPropertyCount].Value <<= bOpenAsTemplate;
481         	nPropertyCount++;
482 		}
483 		else
484         	lDescriptor[nIndexOfTemplateFlag].Value <<= bOpenAsTemplate;
485 	}
486 
487 	if ( aDocumentTitle.getLength() )
488 	{
489 		// the title was set here
490 		if ( nIndexOfDocumentTitle == -1 )
491 		{
492         	lDescriptor.realloc( nPropertyCount + 1 );
493         	lDescriptor[nPropertyCount].Name = ::rtl::OUString::createFromAscii("DocumentTitle");
494         	lDescriptor[nPropertyCount].Value <<= aDocumentTitle;
495         	nPropertyCount++;
496 		}
497 		else
498         	lDescriptor[nIndexOfDocumentTitle].Value <<= aDocumentTitle;
499 	}
500 
501     if ( !aFilterName.Len() )
502         aTypeName.Erase();
503 
504     return aTypeName;
505 }
506 
SFX_IMPL_SINGLEFACTORY(SmFilterDetect)507 SFX_IMPL_SINGLEFACTORY( SmFilterDetect )
508 
509 /* XServiceInfo */
510 UNOOUSTRING SAL_CALL SmFilterDetect::getImplementationName() throw( UNORUNTIMEEXCEPTION )
511 {
512     return impl_getStaticImplementationName();
513 }
514                                                                                                                                 \
515 /* XServiceInfo */
supportsService(const UNOOUSTRING & sServiceName)516 sal_Bool SAL_CALL SmFilterDetect::supportsService( const UNOOUSTRING& sServiceName ) throw( UNORUNTIMEEXCEPTION )
517 {
518     UNOSEQUENCE< UNOOUSTRING >  seqServiceNames =   getSupportedServiceNames();
519     const UNOOUSTRING*          pArray          =   seqServiceNames.getConstArray();
520     for ( sal_Int32 nCounter=0; nCounter<seqServiceNames.getLength(); nCounter++ )
521     {
522         if ( pArray[nCounter] == sServiceName )
523         {
524             return sal_True ;
525         }
526     }
527     return sal_False ;
528 }
529 
530 /* XServiceInfo */
getSupportedServiceNames()531 UNOSEQUENCE< UNOOUSTRING > SAL_CALL SmFilterDetect::getSupportedServiceNames() throw( UNORUNTIMEEXCEPTION )
532 {
533     return impl_getStaticSupportedServiceNames();
534 }
535 
536 /* Helper for XServiceInfo */
impl_getStaticSupportedServiceNames()537 UNOSEQUENCE< UNOOUSTRING > SmFilterDetect::impl_getStaticSupportedServiceNames()
538 {
539     UNOMUTEXGUARD aGuard( UNOMUTEX::getGlobalMutex() );
540     UNOSEQUENCE< UNOOUSTRING > seqServiceNames( 1 );
541     seqServiceNames.getArray() [0] = UNOOUSTRING::createFromAscii( "com.sun.star.frame.ExtendedTypeDetection"  );
542     return seqServiceNames ;
543 }
544 
545 /* Helper for XServiceInfo */
impl_getStaticImplementationName()546 UNOOUSTRING SmFilterDetect::impl_getStaticImplementationName()
547 {
548     return UNOOUSTRING::createFromAscii( "com.sun.star.comp.math.FormatDetector" );
549 }
550 
551 /* Helper for registry */
impl_createInstance(const UNOREFERENCE<UNOXMULTISERVICEFACTORY> & xServiceManager)552 UNOREFERENCE< UNOXINTERFACE > SAL_CALL SmFilterDetect::impl_createInstance( const UNOREFERENCE< UNOXMULTISERVICEFACTORY >& xServiceManager ) throw( UNOEXCEPTION )
553 {
554     return UNOREFERENCE< UNOXINTERFACE >( *new SmFilterDetect( xServiceManager ) );
555 }
556 
557