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11  *   http://www.apache.org/licenses/LICENSE-2.0
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13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
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16  * KIND, either express or implied.  See the License for the
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21 
22 
23 
24 #include "vcl/unohelp.hxx"
25 #include <DataFlavorMapping.hxx>
26 #include "HtmlFmtFlt.hxx"
27 #include "PictToBmpFlt.hxx"
28 #include "com/sun/star/datatransfer/UnsupportedFlavorException.hpp"
29 #include "com/sun/star/datatransfer/XMimeContentType.hpp"
30 #include "com/sun/star/lang/XMultiServiceFactory.hpp"
31 #include "com/sun/star/uno/Sequence.hxx"
32 
33 #include <rtl/ustring.hxx>
34 #include <rtl/memory.h>
35 #include <osl/endian.h>
36 
37 #include <vector>
38 #include <stdio.h>
39 
40 #include <premac.h>
41 #include <Cocoa/Cocoa.h>
42 #include <postmac.h>
43 
44 using namespace ::com::sun::star::datatransfer;
45 using namespace rtl;
46 using namespace ::com::sun::star::uno;
47 using namespace com::sun::star::lang;
48 using namespace cppu;
49 using namespace std;
50 
51 namespace // private
52 {
53   const Type CPPUTYPE_SEQINT8  = getCppuType((Sequence<sal_Int8>*)0);
54   const Type CPPUTYPE_OUSTRING = getCppuType( (OUString*)0 );
55 
56   /* Determine whether or not a DataFlavor is valid.
57    */
58   bool isValidFlavor(const DataFlavor& aFlavor)
59   {
60 	size_t len = aFlavor.MimeType.getLength();
61 	Type dtype = aFlavor.DataType;
62 	return ((len > 0) && ((dtype == CPPUTYPE_SEQINT8) || (dtype == CPPUTYPE_OUSTRING)));
63   }
64 
65   typedef vector<sal_Unicode> UnicodeBuffer;
66 
67   OUString NSStringToOUString( const NSString* cfString)
68   {
69 	BOOST_ASSERT(cfString && "Invalid parameter");
70 
71 	const char* utf8Str = [cfString UTF8String];
72 	unsigned int len = rtl_str_getLength(utf8Str);
73 
74 	return OUString(utf8Str, len, RTL_TEXTENCODING_UTF8);
75   }
76 
77   NSString* OUStringToNSString(const OUString& ustring)
78   {
79 	OString utf8Str = OUStringToOString(ustring, RTL_TEXTENCODING_UTF8);
80 	return [NSString stringWithCString: utf8Str.getStr() encoding: NSUTF8StringEncoding];
81   }
82 
83 
84   const NSString* PBTYPE_UT16 = @"CorePasteboardFlavorType 0x75743136";
85   const NSString* PBTYPE_PICT = @"CorePasteboardFlavorType 0x50494354";
86   const NSString* PBTYPE_HTML = @"CorePasteboardFlavorType 0x48544D4C";
87   const NSString* PBTYPE_SODX = @"application/x-openoffice-objectdescriptor-xml;windows_formatname=\"Star Object Descriptor (XML)\"";
88   const NSString* PBTYPE_SESX = @"application/x-openoffice-embed-source-xml;windows_formatname=\"Star Embed Source (XML)\"";
89   const NSString* PBTYPE_SLSDX = @"application/x-openoffice-linksrcdescriptor-xml;windows_formatname=\"Star Link Source Descriptor (XML)\"";
90   const NSString* PBTYPE_ESX = @"application/x-openoffice-embed-source-xml;windows_formatname=\"Star Embed Source (XML)\"";
91   const NSString* PBTYPE_LSX = @"application/x-openoffice-link-source-xml;windows_formatname=\"Star Link Source (XML)\"";
92   const NSString* PBTYPE_EOX = @"application/x-openoffice-embedded-obj-xml;windows_formatname=\"Star Embedded Object (XML)\"";
93   const NSString* PBTYPE_SVXB = @"application/x-openoffice-svbx;windows_formatname=\"SVXB (StarView Bitmap/Animation)\"";
94   const NSString* PBTYPE_GDIMF = @"application/x-openoffice-gdimetafile;windows_formatname=\"GDIMetaFile\"";
95   const NSString* PBTYPE_WMF = @"application/x-openoffice-wmf;windows_formatname=\"Image WMF\"";
96   const NSString* PBTYPE_EMF = @"application/x-openoffice-emf;windows_formatname=\"Image EMF\"";
97 
98   const NSString* PBTYPE_DUMMY_INTERNAL = @"application/x-openoffice-internal";
99 
100   const char* FLAVOR_SODX = "application/x-openoffice-objectdescriptor-xml;windows_formatname=\"Star Object Descriptor (XML)\"";
101   const char* FLAVOR_SESX = "application/x-openoffice-embed-source-xml;windows_formatname=\"Star Embed Source (XML)\"";
102   const char* FLAVOR_SLSDX = "application/x-openoffice-linksrcdescriptor-xml;windows_formatname=\"Star Link Source Descriptor (XML)\"";
103   const char* FLAVOR_ESX = "application/x-openoffice-embed-source-xml;windows_formatname=\"Star Embed Source (XML)\"";
104   const char* FLAVOR_LSX = "application/x-openoffice-link-source-xml;windows_formatname=\"Star Link Source (XML)\"";
105   const char* FLAVOR_EOX = "application/x-openoffice-embedded-obj-xml;windows_formatname=\"Star Embedded Object (XML)\"";
106   const char* FLAVOR_SVXB = "application/x-openoffice-svbx;windows_formatname=\"SVXB (StarView Bitmap/Animation)\"";
107   const char* FLAVOR_GDIMF = "application/x-openoffice-gdimetafile;windows_formatname=\"GDIMetaFile\"";
108   const char* FLAVOR_WMF = "application/x-openoffice-wmf;windows_formatname=\"Image WMF\"";
109   const char* FLAVOR_EMF = "application/x-openoffice-emf;windows_formatname=\"Image EMF\"";
110 
111   const char* FLAVOR_DUMMY_INTERNAL = "application/x-openoffice-internal";
112 
113 
114   struct FlavorMap
115   {
116 	const NSString* SystemFlavor;
117 	const char* OOoFlavor;
118 	const char* HumanPresentableName;
119 	Type DataType;
120   };
121 
122   /* At the moment it appears as if only MS Office pastes "public.html" to the clipboard.
123    */
124   static const FlavorMap flavorMap[] =
125 	{
126 	  { NSStringPboardType, "text/plain;charset=utf-16", "Unicode Text (UTF-16)", CPPUTYPE_OUSTRING },
127 	  { NSRTFPboardType, "text/richtext", "Rich Text Format", CPPUTYPE_SEQINT8 },
128 	  { NSTIFFPboardType, "image/png", "Portable Network Graphic", CPPUTYPE_SEQINT8 },
129 	  { NSPICTPboardType, "image/png", "Portable Network Graphic", CPPUTYPE_SEQINT8 },
130 	  { NSHTMLPboardType, "text/html", "Plain Html", CPPUTYPE_SEQINT8 },
131 	  { NSFilenamesPboardType, "application/x-openoffice-filelist;windows_formatname=\"FileList\"", "FileList", CPPUTYPE_SEQINT8 },
132 	  { PBTYPE_SESX, FLAVOR_SESX, "Star Embed Source (XML)", CPPUTYPE_SEQINT8 },
133 	  { PBTYPE_SLSDX, FLAVOR_SLSDX, "Star Link Source Descriptor (XML)", CPPUTYPE_SEQINT8 },
134 	  { PBTYPE_ESX, FLAVOR_ESX, "Star Embed Source (XML)", CPPUTYPE_SEQINT8 },
135 	  { PBTYPE_LSX, FLAVOR_LSX, "Star Link Source (XML)", CPPUTYPE_SEQINT8 },
136 	  { PBTYPE_EOX, FLAVOR_EOX, "Star Embedded Object (XML)", CPPUTYPE_SEQINT8 },
137 	  { PBTYPE_SVXB, FLAVOR_SVXB, "SVXB (StarView Bitmap/Animation", CPPUTYPE_SEQINT8 },
138 	  { PBTYPE_GDIMF, FLAVOR_GDIMF, "GDIMetaFile", CPPUTYPE_SEQINT8 },
139 	  { PBTYPE_WMF, FLAVOR_WMF, "Windows MetaFile", CPPUTYPE_SEQINT8 },
140 	  { PBTYPE_EMF, FLAVOR_EMF, "Windows Enhanced MetaFile", CPPUTYPE_SEQINT8 },
141 	  { PBTYPE_SODX, FLAVOR_SODX, "Star Object Descriptor (XML)", CPPUTYPE_SEQINT8 },
142       { PBTYPE_DUMMY_INTERNAL, FLAVOR_DUMMY_INTERNAL, "internal data",CPPUTYPE_SEQINT8 }
143 	};
144 
145 
146   #define SIZE_FLAVOR_MAP (sizeof(flavorMap)/sizeof(FlavorMap))
147 
148 
149   inline bool isByteSequenceType(const Type& theType)
150   {
151 	return (theType == CPPUTYPE_SEQINT8);
152   }
153 
154   inline bool isOUStringType(const Type& theType)
155   {
156 	return (theType == CPPUTYPE_OUSTRING);
157   }
158 
159 } // namespace private
160 
161 
162 //###########################
163 
164 /* A base class for other data provider.
165  */
166 class DataProviderBaseImpl : public DataProvider
167 {
168 public:
169   DataProviderBaseImpl(const Any& data);
170   DataProviderBaseImpl(id data);
171   virtual ~DataProviderBaseImpl();
172 
173 protected:
174   Any mData;
175   //NSData* mSystemData;
176   id mSystemData;
177 };
178 
179 DataProviderBaseImpl::DataProviderBaseImpl(const Any& data) :
180   mData(data),
181   mSystemData(nil)
182 {
183 }
184 
185 DataProviderBaseImpl::DataProviderBaseImpl(id data) :
186   mSystemData(data)
187 {
188   [mSystemData retain];
189 }
190 
191 
192 DataProviderBaseImpl::~DataProviderBaseImpl()
193 {
194   if (mSystemData)
195 	{
196 	  [mSystemData release];
197 	}
198 }
199 
200 //#################################
201 
202 class UniDataProvider : public DataProviderBaseImpl
203 {
204 public:
205   UniDataProvider(const Any& data);
206 
207   UniDataProvider(NSData* data);
208 
209   virtual NSData* getSystemData();
210 
211   virtual Any getOOoData();
212 };
213 
214 UniDataProvider::UniDataProvider(const Any& data) :
215   DataProviderBaseImpl(data)
216 {
217 }
218 
219 UniDataProvider::UniDataProvider(NSData* data) :
220   DataProviderBaseImpl(data)
221 {
222 }
223 
224 NSData* UniDataProvider::getSystemData()
225 {
226   OUString ustr;
227   mData >>= ustr;
228 
229   OString strUtf8;
230   ustr.convertToString(&strUtf8, RTL_TEXTENCODING_UTF8, OUSTRING_TO_OSTRING_CVTFLAGS);
231 
232   return [NSData dataWithBytes: strUtf8.getStr() length: strUtf8.getLength()];
233 }
234 
235 Any UniDataProvider::getOOoData()
236 {
237   Any oOOData;
238 
239   if (mSystemData)
240 	{
241 	  oOOData = makeAny(OUString(reinterpret_cast<const sal_Char*>([mSystemData bytes]),
242 								 [mSystemData length],
243 								 RTL_TEXTENCODING_UTF8));
244 	}
245   else
246 	{
247 	  oOOData = mData;
248 	}
249 
250   return oOOData;
251 }
252 
253 //###########################
254 
255 class ByteSequenceDataProvider : public DataProviderBaseImpl
256 {
257 public:
258   ByteSequenceDataProvider(const Any& data);
259 
260   ByteSequenceDataProvider(NSData* data);
261 
262   virtual NSData* getSystemData();
263 
264   virtual Any getOOoData();
265 };
266 
267 ByteSequenceDataProvider::ByteSequenceDataProvider(const Any& data) :
268   DataProviderBaseImpl(data)
269 {
270 }
271 
272 ByteSequenceDataProvider::ByteSequenceDataProvider(NSData* data) :
273   DataProviderBaseImpl(data)
274 {
275 }
276 
277 
278 NSData* ByteSequenceDataProvider::getSystemData()
279 {
280    Sequence<sal_Int8> rawData;
281    mData >>= rawData;
282 
283    return [NSData dataWithBytes: rawData.getArray()	length: rawData.getLength()];
284 }
285 
286 Any ByteSequenceDataProvider::getOOoData()
287 {
288   Any oOOData;
289 
290   if (mSystemData)
291 	{
292 	  unsigned int flavorDataLength = [mSystemData length];
293 	  Sequence<sal_Int8> byteSequence;
294 	  byteSequence.realloc(flavorDataLength);
295 	  memcpy(byteSequence.getArray(), [mSystemData bytes], flavorDataLength);
296 	  oOOData = makeAny(byteSequence);
297 	}
298   else
299 	{
300 	  oOOData =  mData;
301 	}
302 
303   return oOOData;
304 }
305 
306 
307 //###########################
308 
309 class HTMLFormatDataProvider : public DataProviderBaseImpl
310 {
311 public:
312   HTMLFormatDataProvider(const Any& data);
313 
314   HTMLFormatDataProvider(NSData* data);
315 
316   virtual NSData* getSystemData();
317 
318   virtual Any getOOoData();
319 };
320 
321 HTMLFormatDataProvider::HTMLFormatDataProvider(const Any& data) :
322   DataProviderBaseImpl(data)
323 {
324 }
325 
326 HTMLFormatDataProvider::HTMLFormatDataProvider(NSData* data) :
327   DataProviderBaseImpl(data)
328 {
329 }
330 
331 NSData* HTMLFormatDataProvider::getSystemData()
332 {
333   Sequence<sal_Int8> textHtmlData;
334   mData >>= textHtmlData;
335 
336   Sequence<sal_Int8> htmlFormatData = TextHtmlToHTMLFormat(textHtmlData);
337 
338   return [NSData dataWithBytes: htmlFormatData.getArray() length: htmlFormatData.getLength()];
339 }
340 
341 Any HTMLFormatDataProvider::getOOoData()
342 {
343   Any oOOData;
344 
345   if (mSystemData)
346 	{
347 	  unsigned int flavorDataLength = [mSystemData length];
348 	  Sequence<sal_Int8> unkHtmlData;
349 
350 	  unkHtmlData.realloc(flavorDataLength);
351 	  memcpy(unkHtmlData.getArray(), [mSystemData bytes], flavorDataLength);
352 
353 	  Sequence<sal_Int8>* pPlainHtml = &unkHtmlData;
354 	  Sequence<sal_Int8> plainHtml;
355 
356 	  if (isHTMLFormat(unkHtmlData))
357 		{
358 		  plainHtml = HTMLFormatToTextHtml(unkHtmlData);
359 		  pPlainHtml = &plainHtml;
360 		}
361 
362 	  oOOData = makeAny(*pPlainHtml);
363 	}
364   else
365 	{
366 	  oOOData = mData;
367 	}
368 
369   return oOOData;
370 }
371 
372 //###########################
373 
374 class PNGDataProvider : public DataProviderBaseImpl
375 {
376 	NSBitmapImageFileType meImageType;
377 public:
378 	PNGDataProvider( const Any&, NSBitmapImageFileType);
379 
380 	PNGDataProvider( NSData*, NSBitmapImageFileType);
381 
382 	virtual NSData* getSystemData();
383 
384 	virtual Any getOOoData();
385 };
386 
387 PNGDataProvider::PNGDataProvider( const Any& data, NSBitmapImageFileType eImageType) :
388   DataProviderBaseImpl(data),
389   meImageType( eImageType )
390 {
391 }
392 
393 PNGDataProvider::PNGDataProvider( NSData* data, NSBitmapImageFileType eImageType) :
394   DataProviderBaseImpl(data),
395   meImageType( eImageType )
396 {
397 }
398 
399 NSData* PNGDataProvider::getSystemData()
400 {
401 	Sequence<sal_Int8> pngData;
402 	mData >>= pngData;
403 
404 	Sequence<sal_Int8> imgData;
405 	NSData* sysData = NULL;
406 	if( PNGToImage( pngData, imgData, meImageType))
407 		sysData = [NSData dataWithBytes: imgData.getArray() length: imgData.getLength()];
408 
409 	return sysData;
410 }
411 
412 /* The AOO 'PCT' filter is not yet good enough to be used
413    and there is no flavor defined for exchanging 'PCT' with AOO
414    so we convert 'PCT' to a PNG and provide this to AOO
415 */
416 Any PNGDataProvider::getOOoData()
417 {
418 	Any oOOData;
419 
420 	if( mSystemData)
421 	{
422 		const unsigned int flavorDataLength = [mSystemData length];
423 		Sequence<sal_Int8> imgData( flavorDataLength);
424 		memcpy( imgData.getArray(), [mSystemData bytes], flavorDataLength);
425 
426 		Sequence<sal_Int8> pngData;
427 		if( ImageToPNG( imgData, pngData, meImageType))
428 			oOOData = makeAny( pngData);
429 	}
430 	else
431 	{
432 		oOOData = mData;
433 	}
434 
435   return oOOData;
436 }
437 
438 //######################
439 
440 class FileListDataProvider : public DataProviderBaseImpl
441 {
442 public:
443   FileListDataProvider(const Any& data);
444   FileListDataProvider(NSArray* data);
445 
446   virtual NSData* getSystemData();
447   virtual Any getOOoData();
448 };
449 
450 FileListDataProvider::FileListDataProvider(const Any& data) :
451   DataProviderBaseImpl(data)
452 {
453 }
454 
455 FileListDataProvider::FileListDataProvider(NSArray* data) :
456   DataProviderBaseImpl(data)
457 {
458 }
459 
460 NSData* FileListDataProvider::getSystemData()
461 {
462   return [NSData data];
463 }
464 
465 Any FileListDataProvider::getOOoData()
466 {
467   Any oOOData;
468 
469   if (mSystemData)
470 	{
471 	  size_t length = [mSystemData count];
472 	  size_t lenSeqRequired = 0;
473 
474 	  for (size_t i = 0; i < length; i++)
475 		{
476 		  NSString* fname = [mSystemData objectAtIndex: i];
477 		  lenSeqRequired += [fname maximumLengthOfBytesUsingEncoding: NSUnicodeStringEncoding] + sizeof(unichar);
478 		}
479 
480 	  Sequence<sal_Int8> oOOFileList(lenSeqRequired);
481 	  unichar* pBuffer = reinterpret_cast<unichar*>(oOOFileList.getArray());
482 	  rtl_zeroMemory(pBuffer, lenSeqRequired);
483 
484 	  for (size_t i = 0; i < length; i++)
485 		{
486 		  NSString* fname = [mSystemData objectAtIndex: i];
487 		  [fname getCharacters: pBuffer];
488 		  size_t l = [fname length];
489 		  pBuffer += l + 1;
490 		}
491 
492 	  oOOData = makeAny(oOOFileList);
493 	}
494   else
495 	{
496 	  oOOData = mData;
497 	}
498 
499   return oOOData;
500 }
501 
502 //###########################
503 
504 DataFlavorMapper::DataFlavorMapper()
505 {
506     Reference<XMultiServiceFactory> mrServiceManager = vcl::unohelper::GetMultiServiceFactory();
507     mrXMimeCntFactory = Reference<XMimeContentTypeFactory>(mrServiceManager->createInstance(
508 	   OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.datatransfer.MimeContentTypeFactory"))), UNO_QUERY);
509 
510   if (!mrXMimeCntFactory.is())
511 	throw RuntimeException(OUString(RTL_CONSTASCII_USTRINGPARAM("AquaClipboard: Cannot create com.sun.star.datatransfer.MimeContentTypeFactory")), NULL);
512 }
513 
514 DataFlavorMapper::~DataFlavorMapper()
515 {
516     // release potential NSStrings
517     for( OfficeOnlyTypes::iterator it = maOfficeOnlyTypes.begin(); it != maOfficeOnlyTypes.end(); ++it )
518     {
519         [it->second release];
520         it->second = nil;
521     }
522 }
523 
524 DataFlavor DataFlavorMapper::systemToOpenOfficeFlavor( const NSString* systemDataFlavor) const
525 {
526   DataFlavor oOOFlavor;
527 
528   for (size_t i = 0; i < SIZE_FLAVOR_MAP; i++)
529 	{
530 	  if ([systemDataFlavor caseInsensitiveCompare:const_cast<NSString*>(flavorMap[i].SystemFlavor)] == NSOrderedSame)
531 		{
532 		  oOOFlavor.MimeType = OUString::createFromAscii( flavorMap[i].OOoFlavor);
533 		  oOOFlavor.HumanPresentableName = OUString::createFromAscii( flavorMap[i].HumanPresentableName);
534 		  oOOFlavor.DataType = flavorMap[i].DataType;
535 		  return oOOFlavor;
536 		}
537 	} // for
538 
539 	// look if this might be an internal type; if it comes in here it must have
540 	// been through openOfficeToSystemFlavor before, so it should then be in the map
541 	rtl::OUString aTryFlavor( NSStringToOUString( systemDataFlavor ) );
542 	if( maOfficeOnlyTypes.find( aTryFlavor ) != maOfficeOnlyTypes.end() )
543 	{
544 	    oOOFlavor.MimeType = aTryFlavor;
545 	    oOOFlavor.HumanPresentableName = rtl::OUString();
546 	    oOOFlavor.DataType = CPPUTYPE_SEQINT8;
547 	}
548 
549 	return oOOFlavor;
550 }
551 
552 const NSString* DataFlavorMapper::openOfficeToSystemFlavor( const DataFlavor& oOOFlavor, bool& rbInternal) const
553 {
554     const NSString* sysFlavor = NULL;
555     rbInternal = false;
556     rbInternal = false;
557 
558 	for( size_t i = 0; i < SIZE_FLAVOR_MAP; ++i )
559 	{
560 	    if (oOOFlavor.MimeType.compareToAscii(flavorMap[i].OOoFlavor, strlen(flavorMap[i].OOoFlavor)) == 0)
561 		{
562 		    sysFlavor = flavorMap[i].SystemFlavor;
563 		}
564 	}
565 
566     if(!sysFlavor)
567     {
568         rbInternal = true;
569         OfficeOnlyTypes::const_iterator it = maOfficeOnlyTypes.find( oOOFlavor.MimeType );
570 
571         if( it == maOfficeOnlyTypes.end() )
572             sysFlavor = maOfficeOnlyTypes[ oOOFlavor.MimeType ] = OUStringToNSString( oOOFlavor.MimeType );
573         else
574             sysFlavor = it->second;
575     }
576 
577     return sysFlavor;
578 }
579 
580 NSString* DataFlavorMapper::openOfficeImageToSystemFlavor(NSPasteboard* pPasteboard) const
581 {
582     NSArray *supportedTypes = [NSArray arrayWithObjects: NSTIFFPboardType, NSPICTPboardType, nil];
583     NSString *sysFlavor = [pPasteboard availableTypeFromArray:supportedTypes];
584     return sysFlavor;
585 }
586 
587 DataProviderPtr_t DataFlavorMapper::getDataProvider( const NSString* systemFlavor, Reference<XTransferable> rTransferable) const
588 {
589   DataProviderPtr_t dp;
590 
591   try
592 	{
593 	  DataFlavor oOOFlavor = systemToOpenOfficeFlavor(systemFlavor);
594 
595 	  Any data = rTransferable->getTransferData(oOOFlavor);
596 
597 	  if (isByteSequenceType(data.getValueType()))
598 		{
599 		  /*
600 		     the HTMLFormatDataProvider prepends segment information to HTML
601 		     this is useful for exchange with MS Word (which brings this stuff from Windows)
602 		     but annoying for other applications. Since this extension is not a standard datatype
603 		     on the Mac, let us not provide but provide normal HTML
604 
605 		  if ([systemFlavor caseInsensitiveCompare: NSHTMLPboardType] == NSOrderedSame)
606 			{
607 			  dp = DataProviderPtr_t(new HTMLFormatDataProvider(data));
608 			}
609 		  else
610 		  */
611 #ifdef MAC_OS_X_VERSION_10_6
612 		  if ([systemFlavor caseInsensitiveCompare: NSPasteboardTypePNG] == NSOrderedSame)
613 			{
614 			  dp = DataProviderPtr_t( new PNGDataProvider( data, NSPNGFileType));
615 			} else
616 #endif // MAC_OS_X_VERSION_10_5
617 		 if ([systemFlavor caseInsensitiveCompare: NSPICTPboardType] == NSOrderedSame)
618 			{
619 			  dp = DataProviderPtr_t( new PNGDataProvider( data, PICTImageFileType));
620 			}
621 		  else if ([systemFlavor caseInsensitiveCompare: NSTIFFPboardType] == NSOrderedSame)
622 			{
623 			  dp = DataProviderPtr_t( new PNGDataProvider( data, NSTIFFFileType));
624 			}
625 		  else if ([systemFlavor caseInsensitiveCompare: NSFilenamesPboardType] == NSOrderedSame)
626 			{
627 			  dp = DataProviderPtr_t(new FileListDataProvider(data));
628 			}
629 		  else
630 			{
631 			  dp = DataProviderPtr_t(new ByteSequenceDataProvider(data));
632 			}
633 		}
634 	  else // Must be OUString type
635 		{
636 		  BOOST_ASSERT(isOUStringType(data.getValueType()));
637 		  dp = DataProviderPtr_t(new UniDataProvider(data));
638 		}
639 	}
640   catch(UnsupportedFlavorException&)
641 	{
642 	  // Somebody violates the contract of the clipboard
643 	  // interface @see XTransferable
644 	}
645 
646   return dp;
647 }
648 
649 DataProviderPtr_t DataFlavorMapper::getDataProvider( const NSString* /*systemFlavor*/, NSArray* systemData) const
650 {
651   return DataProviderPtr_t(new FileListDataProvider(systemData));
652 }
653 
654 DataProviderPtr_t DataFlavorMapper::getDataProvider( const NSString* systemFlavor, NSData* systemData) const
655 {
656   DataProviderPtr_t dp;
657 
658   if ([systemFlavor caseInsensitiveCompare: NSStringPboardType] == NSOrderedSame)
659 	{
660 	  dp = DataProviderPtr_t(new UniDataProvider(systemData));
661 	}
662   else if ([systemFlavor caseInsensitiveCompare: NSHTMLPboardType] == NSOrderedSame)
663 	{
664 	  dp = DataProviderPtr_t(new HTMLFormatDataProvider(systemData));
665 	}
666 #ifdef MAC_OS_X_VERSION_10_6
667   else if ([systemFlavor caseInsensitiveCompare: NSPasteboardTypePNG] == NSOrderedSame)
668 	{
669 	  dp = DataProviderPtr_t( new PNGDataProvider(systemData, NSPNGFileType));
670 	}
671 #endif // MAC_OS_X_VERSION_10_6
672   else if ([systemFlavor caseInsensitiveCompare: NSPICTPboardType] == NSOrderedSame)
673 	{
674 	  dp = DataProviderPtr_t( new PNGDataProvider(systemData, PICTImageFileType));
675 	}
676   else if ([systemFlavor caseInsensitiveCompare: NSTIFFPboardType] == NSOrderedSame)
677 	{
678 	  dp = DataProviderPtr_t( new PNGDataProvider(systemData, NSTIFFFileType));
679 	}
680   else if ([systemFlavor caseInsensitiveCompare: NSFilenamesPboardType] == NSOrderedSame)
681 	{
682 	  //dp = DataProviderPtr_t(new FileListDataProvider(systemData));
683 	}
684   else
685 	{
686 	  dp = DataProviderPtr_t(new ByteSequenceDataProvider(systemData));
687 	}
688 
689   return dp;
690 }
691 
692 bool DataFlavorMapper::isValidMimeContentType(const rtl::OUString& contentType) const
693 {
694   bool result = true;
695 
696   try
697 	{
698 	  Reference<XMimeContentType> xCntType(mrXMimeCntFactory->createMimeContentType(contentType));
699 	}
700   catch( IllegalArgumentException& )
701 	{
702 	  result = false;
703 	}
704 
705   return result;
706 }
707 
708 NSArray* DataFlavorMapper::flavorSequenceToTypesArray(const com::sun::star::uno::Sequence<com::sun::star::datatransfer::DataFlavor>& flavors) const
709 {
710   sal_uInt32 nFlavors = flavors.getLength();
711   NSMutableArray* array = [[NSMutableArray alloc] initWithCapacity: 1];
712 
713   bool bNeedDummyInternalFlavor(false);
714 
715   for (sal_uInt32 i = 0; i < nFlavors; i++)
716   {
717       if( flavors[i].MimeType.compareToAscii( "image/bmp", 9 ) == 0 )
718       {
719           [array addObject: NSTIFFPboardType];
720           [array addObject: NSPICTPboardType];
721       }
722       else
723       {
724           const NSString* str = openOfficeToSystemFlavor(flavors[i], bNeedDummyInternalFlavor);
725 
726           if (str != NULL)
727           {
728               [str retain];
729               [array addObject: str];
730           }
731       }
732   }
733 
734    // #i89462# #i90747#
735    // in case no system flavor was found to report
736    // report at least one so D&D between AOO targets works
737   if( [array count] == 0 || bNeedDummyInternalFlavor)
738   {
739       [array addObject: PBTYPE_DUMMY_INTERNAL];
740   }
741 
742   return [array autorelease];
743 }
744 
745 com::sun::star::uno::Sequence<com::sun::star::datatransfer::DataFlavor> DataFlavorMapper::typesArrayToFlavorSequence(NSArray* types) const
746 {
747   int nFormats = [types count];
748   Sequence<DataFlavor> flavors;
749 
750   for (int i = 0; i < nFormats; i++)
751 	{
752 	  NSString* sysFormat = [types objectAtIndex: i];
753 	  DataFlavor oOOFlavor = systemToOpenOfficeFlavor(sysFormat);
754 
755 	  if (isValidFlavor(oOOFlavor))
756 		{
757 		  flavors.realloc(flavors.getLength() + 1);
758 		  flavors[flavors.getLength() - 1] = oOOFlavor;
759 		}
760 	}
761 
762   return flavors;
763 }
764 
765 
766 NSArray* DataFlavorMapper::getAllSupportedPboardTypes() const
767 {
768   NSMutableArray* array = [[NSMutableArray alloc] initWithCapacity: SIZE_FLAVOR_MAP];
769 
770   for (sal_uInt32 i = 0; i < SIZE_FLAVOR_MAP; i++)
771 	{
772 	  [array addObject: flavorMap[i].SystemFlavor];
773 	}
774 
775   return [array autorelease];
776 }
777