Line data Source code
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 :
21 : #include <com/sun/star/uno/Reference.h>
22 : #include <com/sun/star/linguistic2/XSearchableDictionaryList.hpp>
23 : #include <com/sun/star/linguistic2/SpellFailure.hpp>
24 : #include <com/sun/star/registry/XRegistryKey.hpp>
25 :
26 : #include <cppuhelper/factory.hxx> // helper for factories
27 : #include <unotools/localedatawrapper.hxx>
28 : #include <comphelper/processfactory.hxx>
29 : #include <tools/debug.hxx>
30 : #include <svl/lngmisc.hxx>
31 : #include <osl/mutex.hxx>
32 :
33 : #include <vector>
34 :
35 : #include "spelldsp.hxx"
36 : #include "linguistic/spelldta.hxx"
37 : #include "lngsvcmgr.hxx"
38 : #include "linguistic/lngprops.hxx"
39 :
40 : using namespace osl;
41 : using namespace com::sun::star;
42 : using namespace com::sun::star::beans;
43 : using namespace com::sun::star::lang;
44 : using namespace com::sun::star::uno;
45 : using namespace com::sun::star::linguistic2;
46 : using namespace linguistic;
47 :
48 :
49 : // ProposalList: list of proposals for misspelled words
50 : // The order of strings in the array should be left unchanged because the
51 : // spellchecker should have put the more likely suggestions at the top.
52 : // New entries will be added to the end but duplicates are to be avoided.
53 : // Removing entries is done by assigning the empty string.
54 : // The sequence is constructed from all non empty strings in the original
55 : // while maintaining the order.
56 0 : class ProposalList
57 : {
58 : std::vector< OUString > aVec;
59 :
60 : sal_Bool HasEntry( const OUString &rText ) const;
61 :
62 : // make copy c-tor and assignment operator private
63 : ProposalList( const ProposalList & );
64 : ProposalList & operator = ( const ProposalList & );
65 :
66 : public:
67 0 : ProposalList() {}
68 :
69 : size_t Count() const;
70 : void Prepend( const OUString &rText );
71 : void Append( const OUString &rNew );
72 : void Append( const std::vector< OUString > &rNew );
73 : void Append( const Sequence< OUString > &rNew );
74 : Sequence< OUString > GetSequence() const;
75 : };
76 :
77 :
78 0 : sal_Bool ProposalList::HasEntry( const OUString &rText ) const
79 : {
80 0 : sal_Bool bFound = sal_False;
81 0 : size_t nCnt = aVec.size();
82 0 : for (size_t i = 0; !bFound && i < nCnt; ++i)
83 : {
84 0 : if (aVec[i] == rText)
85 0 : bFound = sal_True;
86 : }
87 0 : return bFound;
88 : }
89 :
90 0 : void ProposalList::Prepend( const OUString &rText )
91 : {
92 0 : if (!HasEntry( rText ))
93 0 : aVec.insert( aVec.begin(), rText );
94 0 : }
95 :
96 0 : void ProposalList::Append( const OUString &rText )
97 : {
98 0 : if (!HasEntry( rText ))
99 0 : aVec.push_back( rText );
100 0 : }
101 :
102 0 : void ProposalList::Append( const std::vector< OUString > &rNew )
103 : {
104 0 : size_t nLen = rNew.size();
105 0 : for ( size_t i = 0; i < nLen; ++i)
106 : {
107 0 : const OUString &rText = rNew[i];
108 0 : if (!HasEntry( rText ))
109 0 : Append( rText );
110 : }
111 0 : }
112 :
113 0 : void ProposalList::Append( const Sequence< OUString > &rNew )
114 : {
115 0 : sal_Int32 nLen = rNew.getLength();
116 0 : const OUString *pNew = rNew.getConstArray();
117 0 : for (sal_Int32 i = 0; i < nLen; ++i)
118 : {
119 0 : const OUString &rText = pNew[i];
120 0 : if (!HasEntry( rText ))
121 0 : Append( rText );
122 : }
123 0 : }
124 :
125 0 : size_t ProposalList::Count() const
126 : {
127 : // returns the number of non-empty strings in the vector
128 :
129 0 : size_t nRes = 0;
130 0 : size_t nLen = aVec.size();
131 0 : for (size_t i = 0; i < nLen; ++i)
132 : {
133 0 : if (!aVec[i].isEmpty())
134 0 : ++nRes;
135 : }
136 0 : return nRes;
137 : }
138 :
139 0 : Sequence< OUString > ProposalList::GetSequence() const
140 : {
141 0 : sal_Int32 nCount = Count();
142 0 : sal_Int32 nIdx = 0;
143 0 : Sequence< OUString > aRes( nCount );
144 0 : OUString *pRes = aRes.getArray();
145 0 : sal_Int32 nLen = aVec.size();
146 0 : for (sal_Int32 i = 0; i < nLen; ++i)
147 : {
148 0 : const OUString &rText = aVec[i];
149 : DBG_ASSERT( nIdx < nCount, "index our of range" );
150 0 : if (nIdx < nCount && !rText.isEmpty())
151 0 : pRes[ nIdx++ ] = rText;
152 : }
153 0 : return aRes;
154 : }
155 :
156 19 : sal_Bool SvcListHasLanguage(
157 : const LangSvcEntries_Spell &rEntry,
158 : LanguageType nLanguage )
159 : {
160 19 : sal_Bool bHasLanguage = sal_False;
161 19 : Locale aTmpLocale;
162 :
163 19 : const Reference< XSpellChecker > *pRef = rEntry.aSvcRefs .getConstArray();
164 19 : sal_Int32 nLen = rEntry.aSvcRefs.getLength();
165 38 : for (sal_Int32 k = 0; k < nLen && !bHasLanguage; ++k)
166 : {
167 19 : if (pRef[k].is())
168 : {
169 19 : if (aTmpLocale.Language.isEmpty())
170 19 : aTmpLocale = LanguageTag( nLanguage ).getLocale();
171 19 : bHasLanguage = pRef[k]->hasLocale( aTmpLocale );
172 : }
173 : }
174 :
175 19 : return bHasLanguage;
176 : }
177 :
178 28 : SpellCheckerDispatcher::SpellCheckerDispatcher( LngSvcMgr &rLngSvcMgr ) :
179 28 : rMgr (rLngSvcMgr)
180 : {
181 28 : pCache = NULL;
182 28 : pCharClass = NULL;
183 28 : }
184 :
185 :
186 81 : SpellCheckerDispatcher::~SpellCheckerDispatcher()
187 : {
188 27 : ClearSvcList();
189 27 : delete pCache;
190 27 : delete pCharClass;
191 54 : }
192 :
193 :
194 27 : void SpellCheckerDispatcher::ClearSvcList()
195 : {
196 : // release memory for each table entry
197 27 : SpellSvcByLangMap_t aTmp;
198 27 : aSvcMap.swap( aTmp );
199 27 : }
200 :
201 :
202 0 : Sequence< Locale > SAL_CALL SpellCheckerDispatcher::getLocales()
203 : throw(RuntimeException)
204 : {
205 0 : MutexGuard aGuard( GetLinguMutex() );
206 :
207 0 : Sequence< Locale > aLocales( static_cast< sal_Int32 >(aSvcMap.size()) );
208 0 : Locale *pLocales = aLocales.getArray();
209 0 : SpellSvcByLangMap_t::const_iterator aIt;
210 0 : for (aIt = aSvcMap.begin(); aIt != aSvcMap.end(); ++aIt)
211 : {
212 0 : *pLocales++ = LanguageTag( aIt->first ).getLocale();
213 : }
214 0 : return aLocales;
215 : }
216 :
217 :
218 9304 : sal_Bool SAL_CALL SpellCheckerDispatcher::hasLocale( const Locale& rLocale )
219 : throw(RuntimeException)
220 : {
221 9304 : MutexGuard aGuard( GetLinguMutex() );
222 9304 : SpellSvcByLangMap_t::const_iterator aIt( aSvcMap.find( LinguLocaleToLanguage( rLocale ) ) );
223 9304 : return aIt != aSvcMap.end();
224 : }
225 :
226 :
227 : sal_Bool SAL_CALL
228 12950 : SpellCheckerDispatcher::isValid( const OUString& rWord, const Locale& rLocale,
229 : const PropertyValues& rProperties )
230 : throw(IllegalArgumentException, RuntimeException)
231 : {
232 12950 : MutexGuard aGuard( GetLinguMutex() );
233 12950 : return isValid_Impl( rWord, LinguLocaleToLanguage( rLocale ), rProperties, sal_True );
234 : }
235 :
236 :
237 : Reference< XSpellAlternatives > SAL_CALL
238 0 : SpellCheckerDispatcher::spell( const OUString& rWord, const Locale& rLocale,
239 : const PropertyValues& rProperties )
240 : throw(IllegalArgumentException, RuntimeException)
241 : {
242 0 : MutexGuard aGuard( GetLinguMutex() );
243 0 : return spell_Impl( rWord, LinguLocaleToLanguage( rLocale ), rProperties, sal_True );
244 : }
245 :
246 :
247 : // returns the overall result of cross-checking with all user-dictionaries
248 : // including the IgnoreAll list
249 17019 : static Reference< XDictionaryEntry > lcl_GetRulingDictionaryEntry(
250 : const OUString &rWord,
251 : LanguageType nLanguage )
252 : {
253 17019 : Reference< XDictionaryEntry > xRes;
254 :
255 : // the order of winning from top to bottom is:
256 : // 1) IgnoreAll list will always win
257 : // 2) Negative dictionaries will win over positive dictionaries
258 34038 : Reference< XDictionary > xIgnoreAll( GetIgnoreAllList() );
259 17019 : if (xIgnoreAll.is())
260 17019 : xRes = xIgnoreAll->getEntry( rWord );
261 17019 : if (!xRes.is())
262 : {
263 17019 : Reference< XSearchableDictionaryList > xDList( GetDictionaryList() );
264 : Reference< XDictionaryEntry > xNegEntry( SearchDicList( xDList,
265 34038 : rWord, nLanguage, sal_False, sal_True ) );
266 17019 : if (xNegEntry.is())
267 0 : xRes = xNegEntry;
268 : else
269 : {
270 : Reference< XDictionaryEntry > xPosEntry( SearchDicList( xDList,
271 17019 : rWord, nLanguage, sal_True, sal_True ) );
272 17019 : if (xPosEntry.is())
273 234 : xRes = xPosEntry;
274 17019 : }
275 : }
276 :
277 34038 : return xRes;
278 : }
279 :
280 :
281 12950 : sal_Bool SpellCheckerDispatcher::isValid_Impl(
282 : const OUString& rWord,
283 : LanguageType nLanguage,
284 : const PropertyValues& rProperties,
285 : sal_Bool bCheckDics)
286 : throw( RuntimeException, IllegalArgumentException )
287 : {
288 12950 : MutexGuard aGuard( GetLinguMutex() );
289 :
290 12950 : sal_Bool bRes = sal_True;
291 :
292 12950 : if (LinguIsUnspecified( nLanguage) || rWord.isEmpty())
293 0 : return bRes;
294 :
295 : // search for entry with that language
296 12950 : SpellSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
297 12950 : LangSvcEntries_Spell *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
298 :
299 12950 : if (pEntry)
300 : {
301 11471 : OUString aChkWord( rWord );
302 22942 : Locale aLocale( LanguageTag( nLanguage ).getLocale() );
303 :
304 : // replace typographical apostroph by ascii apostroph
305 22942 : String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
306 : DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
307 11471 : if (aSingleQuote.Len())
308 11471 : aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
309 :
310 11471 : RemoveHyphens( aChkWord );
311 11471 : if (IsIgnoreControlChars( rProperties, GetPropSet() ))
312 11471 : RemoveControlChars( aChkWord );
313 :
314 11471 : sal_Int32 nLen = pEntry->aSvcRefs.getLength();
315 : DBG_ASSERT( nLen == pEntry->aSvcImplNames.getLength(),
316 : "lng : sequence length mismatch");
317 : DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
318 : "lng : index out of range");
319 :
320 11471 : sal_Int32 i = 0;
321 11471 : sal_Bool bTmpRes = sal_True;
322 11471 : sal_Bool bTmpResValid = sal_False;
323 :
324 : // try already instantiated services first
325 : {
326 : const Reference< XSpellChecker > *pRef =
327 11471 : pEntry->aSvcRefs.getConstArray();
328 34394 : while (i <= pEntry->nLastTriedSvcIndex
329 11452 : && (!bTmpResValid || sal_False == bTmpRes))
330 : {
331 11452 : bTmpResValid = sal_True;
332 11452 : if (pRef[i].is() && pRef[i]->hasLocale( aLocale ))
333 : {
334 11452 : bTmpRes = GetCache().CheckWord( aChkWord, nLanguage );
335 11452 : if (!bTmpRes)
336 : {
337 6533 : bTmpRes = pRef[i]->isValid( aChkWord, aLocale, rProperties );
338 :
339 : // Add correct words to the cache.
340 : // But not those that are correct only because of
341 : // the temporary supplied settings.
342 6533 : if (bTmpRes && 0 == rProperties.getLength())
343 5452 : GetCache().AddWord( aChkWord, nLanguage );
344 : }
345 : }
346 : else
347 0 : bTmpResValid = sal_False;
348 :
349 11452 : if (bTmpResValid)
350 11452 : bRes = bTmpRes;
351 :
352 11452 : ++i;
353 : }
354 : }
355 :
356 : // if still no result instantiate new services and try those
357 11471 : if ((!bTmpResValid || sal_False == bTmpRes)
358 1100 : && pEntry->nLastTriedSvcIndex < nLen - 1)
359 : {
360 19 : const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
361 19 : Reference< XSpellChecker > *pRef = pEntry->aSvcRefs .getArray();
362 :
363 : Reference< XComponentContext > xContext(
364 19 : comphelper::getProcessComponentContext() );
365 :
366 : // build service initialization argument
367 38 : Sequence< Any > aArgs(2);
368 19 : aArgs.getArray()[0] <<= GetPropSet();
369 :
370 57 : while (i < nLen && (!bTmpResValid || sal_False == bTmpRes))
371 : {
372 : // create specific service via it's implementation name
373 19 : Reference< XSpellChecker > xSpell;
374 : try
375 : {
376 57 : xSpell = Reference< XSpellChecker >(
377 38 : xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
378 38 : pImplNames[i], aArgs, xContext ),
379 19 : UNO_QUERY );
380 : }
381 0 : catch (uno::Exception &)
382 : {
383 : DBG_ASSERT( 0, "createInstanceWithArguments failed" );
384 : }
385 19 : pRef [i] = xSpell;
386 :
387 : Reference< XLinguServiceEventBroadcaster >
388 38 : xBroadcaster( xSpell, UNO_QUERY );
389 19 : if (xBroadcaster.is())
390 19 : rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
391 :
392 19 : bTmpResValid = sal_True;
393 19 : if (xSpell.is() && xSpell->hasLocale( aLocale ))
394 : {
395 19 : bTmpRes = GetCache().CheckWord( aChkWord, nLanguage );
396 19 : if (!bTmpRes)
397 : {
398 19 : bTmpRes = xSpell->isValid( aChkWord, aLocale, rProperties );
399 : // Add correct words to the cache.
400 : // But not those that are correct only because of
401 : // the temporary supplied settings.
402 19 : if (bTmpRes && 0 == rProperties.getLength())
403 16 : GetCache().AddWord( aChkWord, nLanguage );
404 : }
405 : }
406 : else
407 0 : bTmpResValid = sal_False;
408 19 : if (bTmpResValid)
409 19 : bRes = bTmpRes;
410 :
411 19 : pEntry->nLastTriedSvcIndex = (sal_Int16) i;
412 19 : ++i;
413 19 : }
414 :
415 : // if language is not supported by any of the services
416 : // remove it from the list.
417 19 : if (i == nLen)
418 : {
419 19 : if (!SvcListHasLanguage( *pEntry, nLanguage ))
420 0 : aSvcMap.erase( nLanguage );
421 19 : }
422 : }
423 :
424 : // cross-check against results from dictionaries which have precedence!
425 45884 : if (bCheckDics &&
426 57355 : GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
427 : {
428 11471 : Reference< XDictionaryEntry > xTmp( lcl_GetRulingDictionaryEntry( aChkWord, nLanguage ) );
429 11471 : if (xTmp.is()) {
430 234 : bRes = !xTmp->isNegative();
431 : } else {
432 11237 : setCharClass(LanguageTag(nLanguage));
433 11237 : sal_uInt16 ct = capitalType(aChkWord, pCharClass);
434 11237 : if (ct == CAPTYPE_INITCAP || ct == CAPTYPE_ALLCAP) {
435 5548 : Reference< XDictionaryEntry > xTmp2( lcl_GetRulingDictionaryEntry( makeLowerCase(aChkWord, pCharClass), nLanguage ) );
436 5548 : if (xTmp2.is()) {
437 0 : bRes = !xTmp2->isNegative();
438 5548 : }
439 : }
440 11471 : }
441 11471 : }
442 : }
443 :
444 12950 : return bRes;
445 : }
446 :
447 :
448 0 : Reference< XSpellAlternatives > SpellCheckerDispatcher::spell_Impl(
449 : const OUString& rWord,
450 : LanguageType nLanguage,
451 : const PropertyValues& rProperties,
452 : sal_Bool bCheckDics )
453 : throw(IllegalArgumentException, RuntimeException)
454 : {
455 0 : MutexGuard aGuard( GetLinguMutex() );
456 :
457 0 : Reference< XSpellAlternatives > xRes;
458 :
459 0 : if (LinguIsUnspecified( nLanguage) || rWord.isEmpty())
460 0 : return xRes;
461 :
462 : // search for entry with that language
463 0 : SpellSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
464 0 : LangSvcEntries_Spell *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
465 :
466 0 : if (pEntry)
467 : {
468 0 : OUString aChkWord( rWord );
469 0 : Locale aLocale( LanguageTag( nLanguage ).getLocale() );
470 :
471 : // replace typographical apostroph by ascii apostroph
472 0 : String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
473 : DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
474 0 : if (aSingleQuote.Len())
475 0 : aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
476 :
477 0 : RemoveHyphens( aChkWord );
478 0 : if (IsIgnoreControlChars( rProperties, GetPropSet() ))
479 0 : RemoveControlChars( aChkWord );
480 :
481 0 : sal_Int32 nLen = pEntry->aSvcRefs.getLength();
482 : DBG_ASSERT( nLen == pEntry->aSvcImplNames.getLength(),
483 : "lng : sequence length mismatch");
484 : DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
485 : "lng : index out of range");
486 :
487 0 : sal_Int32 i = 0;
488 0 : Reference< XSpellAlternatives > xTmpRes;
489 0 : sal_Bool bTmpResValid = sal_False;
490 :
491 : // try already instantiated services first
492 : {
493 0 : const Reference< XSpellChecker > *pRef = pEntry->aSvcRefs.getConstArray();
494 0 : sal_Int32 nNumSugestions = -1;
495 0 : while (i <= pEntry->nLastTriedSvcIndex
496 0 : && (!bTmpResValid || xTmpRes.is()) )
497 : {
498 0 : bTmpResValid = sal_True;
499 0 : if (pRef[i].is() && pRef[i]->hasLocale( aLocale ))
500 : {
501 0 : sal_Bool bOK = GetCache().CheckWord( aChkWord, nLanguage );
502 0 : if (bOK)
503 0 : xTmpRes = NULL;
504 : else
505 : {
506 0 : xTmpRes = pRef[i]->spell( aChkWord, aLocale, rProperties );
507 :
508 : // Add correct words to the cache.
509 : // But not those that are correct only because of
510 : // the temporary supplied settings.
511 0 : if (!xTmpRes.is() && 0 == rProperties.getLength())
512 0 : GetCache().AddWord( aChkWord, nLanguage );
513 : }
514 : }
515 : else
516 0 : bTmpResValid = sal_False;
517 :
518 : // return first found result if the word is not known by any checker.
519 : // But if that result has no suggestions use the first one that does
520 : // provide suggestions for the misspelled word.
521 0 : if (!xRes.is() && bTmpResValid)
522 : {
523 0 : xRes = xTmpRes;
524 0 : nNumSugestions = 0;
525 0 : if (xRes.is())
526 0 : nNumSugestions = xRes->getAlternatives().getLength();
527 : }
528 0 : sal_Int32 nTmpNumSugestions = 0;
529 0 : if (xTmpRes.is() && bTmpResValid)
530 0 : nTmpNumSugestions = xTmpRes->getAlternatives().getLength();
531 0 : if (xRes.is() && nNumSugestions == 0 && nTmpNumSugestions > 0)
532 : {
533 0 : xRes = xTmpRes;
534 0 : nNumSugestions = nTmpNumSugestions;
535 : }
536 :
537 0 : ++i;
538 : }
539 : }
540 :
541 : // if still no result instantiate new services and try those
542 0 : if ((!bTmpResValid || xTmpRes.is())
543 0 : && pEntry->nLastTriedSvcIndex < nLen - 1)
544 : {
545 0 : const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
546 0 : Reference< XSpellChecker > *pRef = pEntry->aSvcRefs .getArray();
547 :
548 : Reference< XComponentContext > xContext(
549 0 : comphelper::getProcessComponentContext() );
550 :
551 : // build service initialization argument
552 0 : Sequence< Any > aArgs(2);
553 0 : aArgs.getArray()[0] <<= GetPropSet();
554 :
555 0 : sal_Int32 nNumSugestions = -1;
556 0 : while (i < nLen && (!bTmpResValid || xTmpRes.is()))
557 : {
558 : // create specific service via it's implementation name
559 0 : Reference< XSpellChecker > xSpell;
560 : try
561 : {
562 0 : xSpell = Reference< XSpellChecker >(
563 0 : xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
564 0 : pImplNames[i], aArgs, xContext ),
565 0 : UNO_QUERY );
566 : }
567 0 : catch (uno::Exception &)
568 : {
569 : DBG_ASSERT( 0, "createInstanceWithArguments failed" );
570 : }
571 0 : pRef [i] = xSpell;
572 :
573 : Reference< XLinguServiceEventBroadcaster >
574 0 : xBroadcaster( xSpell, UNO_QUERY );
575 0 : if (xBroadcaster.is())
576 0 : rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
577 :
578 0 : bTmpResValid = sal_True;
579 0 : if (xSpell.is() && xSpell->hasLocale( aLocale ))
580 : {
581 0 : sal_Bool bOK = GetCache().CheckWord( aChkWord, nLanguage );
582 0 : if (bOK)
583 0 : xTmpRes = NULL;
584 : else
585 : {
586 0 : xTmpRes = xSpell->spell( aChkWord, aLocale, rProperties );
587 :
588 : // Add correct words to the cache.
589 : // But not those that are correct only because of
590 : // the temporary supplied settings.
591 0 : if (!xTmpRes.is() && 0 == rProperties.getLength())
592 0 : GetCache().AddWord( aChkWord, nLanguage );
593 : }
594 : }
595 : else
596 0 : bTmpResValid = sal_False;
597 :
598 : // return first found result if the word is not known by any checker.
599 : // But if that result has no suggestions use the first one that does
600 : // provide suggestions for the misspelled word.
601 0 : if (!xRes.is() && bTmpResValid)
602 : {
603 0 : xRes = xTmpRes;
604 0 : nNumSugestions = 0;
605 0 : if (xRes.is())
606 0 : nNumSugestions = xRes->getAlternatives().getLength();
607 : }
608 0 : sal_Int32 nTmpNumSugestions = 0;
609 0 : if (xTmpRes.is() && bTmpResValid)
610 0 : nTmpNumSugestions = xTmpRes->getAlternatives().getLength();
611 0 : if (xRes.is() && nNumSugestions == 0 && nTmpNumSugestions > 0)
612 : {
613 0 : xRes = xTmpRes;
614 0 : nNumSugestions = nTmpNumSugestions;
615 : }
616 :
617 0 : pEntry->nLastTriedSvcIndex = (sal_Int16) i;
618 0 : ++i;
619 0 : }
620 :
621 : // if language is not supported by any of the services
622 : // remove it from the list.
623 0 : if (i == nLen)
624 : {
625 0 : if (!SvcListHasLanguage( *pEntry, nLanguage ))
626 0 : aSvcMap.erase( nLanguage );
627 0 : }
628 : }
629 :
630 : // if word is finally found to be correct
631 : // clear previously remembered alternatives
632 0 : if (bTmpResValid && !xTmpRes.is())
633 0 : xRes = NULL;
634 :
635 : // list of proposals found (to be checked against entries of
636 : // neagtive dictionaries)
637 0 : ProposalList aProposalList;
638 0 : sal_Int16 eFailureType = -1; // no failure
639 0 : if (xRes.is())
640 : {
641 0 : aProposalList.Append( xRes->getAlternatives() );
642 0 : eFailureType = xRes->getFailureType();
643 : }
644 0 : Reference< XSearchableDictionaryList > xDList;
645 0 : if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
646 0 : xDList = GetDicList();
647 :
648 : // cross-check against results from user-dictionaries which have precedence!
649 0 : if (bCheckDics && xDList.is())
650 : {
651 0 : Reference< XDictionaryEntry > xTmp( lcl_GetRulingDictionaryEntry( aChkWord, nLanguage ) );
652 0 : if (xTmp.is())
653 : {
654 0 : if (xTmp->isNegative()) // positive entry found
655 : {
656 0 : eFailureType = SpellFailure::IS_NEGATIVE_WORD;
657 :
658 : // replacement text to be added to suggestions, if not empty
659 0 : OUString aAddRplcTxt( xTmp->getReplacementText() );
660 :
661 : // replacement text must not be in negative dictionary itself
662 0 : if (!aAddRplcTxt.isEmpty() &&
663 0 : !SearchDicList( xDList, aAddRplcTxt, nLanguage, sal_False, sal_True ).is())
664 : {
665 0 : aProposalList.Prepend( aAddRplcTxt );
666 0 : }
667 : }
668 : else // positive entry found
669 : {
670 0 : xRes = NULL;
671 0 : eFailureType = -1; // no failure
672 : }
673 0 : }
674 : }
675 :
676 0 : if (eFailureType != -1) // word misspelled or found in negative user-dictionary
677 : {
678 : // search suitable user-dictionaries for suggestions that are
679 : // similar to the misspelled word
680 0 : std::vector< OUString > aDicListProps; // list of proposals from user-dictionaries
681 0 : SearchSimilarText( aChkWord, nLanguage, xDList, aDicListProps );
682 0 : aProposalList.Append( aDicListProps );
683 0 : Sequence< OUString > aProposals = aProposalList.GetSequence();
684 :
685 : // remove entries listed in negative dictionaries
686 : // (we don't want to display suggestions that will be regarded as misspelledlater on)
687 0 : if (bCheckDics && xDList.is())
688 0 : SeqRemoveNegEntries( aProposals, xDList, nLanguage );
689 :
690 0 : uno::Reference< linguistic2::XSetSpellAlternatives > xSetAlt( xRes, uno::UNO_QUERY );
691 0 : if (xSetAlt.is())
692 : {
693 0 : xSetAlt->setAlternatives( aProposals );
694 0 : xSetAlt->setFailureType( eFailureType );
695 : }
696 : else
697 : {
698 0 : if (xRes.is())
699 : {
700 : DBG_ASSERT( 0, "XSetSpellAlternatives not implemented!" );
701 : }
702 0 : else if (aProposals.getLength() > 0)
703 : {
704 : // no xRes but Proposals found from the user-dictionaries.
705 : // Thus we need to create an xRes...
706 0 : xRes = new linguistic::SpellAlternatives( rWord, nLanguage,
707 0 : SpellFailure::IS_NEGATIVE_WORD, aProposals );
708 : }
709 0 : }
710 0 : }
711 : }
712 :
713 0 : return xRes;
714 : }
715 :
716 0 : uno::Sequence< sal_Int16 > SAL_CALL SpellCheckerDispatcher::getLanguages( )
717 : throw (uno::RuntimeException)
718 : {
719 0 : MutexGuard aGuard( GetLinguMutex() );
720 0 : uno::Sequence< Locale > aTmp( getLocales() );
721 0 : uno::Sequence< sal_Int16 > aRes( LocaleSeqToLangSeq( aTmp ) );
722 0 : return aRes;
723 : }
724 :
725 :
726 9304 : sal_Bool SAL_CALL SpellCheckerDispatcher::hasLanguage(
727 : sal_Int16 nLanguage )
728 : throw (uno::RuntimeException)
729 : {
730 9304 : MutexGuard aGuard( GetLinguMutex() );
731 9304 : return hasLocale( LanguageTag( nLanguage).getLocale() );
732 : }
733 :
734 :
735 12950 : sal_Bool SAL_CALL SpellCheckerDispatcher::isValid(
736 : const OUString& rWord,
737 : sal_Int16 nLanguage,
738 : const uno::Sequence< beans::PropertyValue >& rProperties )
739 : throw (lang::IllegalArgumentException, uno::RuntimeException)
740 : {
741 12950 : MutexGuard aGuard( GetLinguMutex() );
742 12950 : return isValid( rWord, LanguageTag( nLanguage ).getLocale(), rProperties);
743 : }
744 :
745 :
746 0 : uno::Reference< linguistic2::XSpellAlternatives > SAL_CALL SpellCheckerDispatcher::spell(
747 : const OUString& rWord,
748 : sal_Int16 nLanguage,
749 : const uno::Sequence< beans::PropertyValue >& rProperties )
750 : throw (lang::IllegalArgumentException, uno::RuntimeException)
751 : {
752 0 : MutexGuard aGuard( GetLinguMutex() );
753 0 : return spell( rWord, LanguageTag( nLanguage).getLocale(), rProperties);
754 : }
755 :
756 :
757 23 : void SpellCheckerDispatcher::SetServiceList( const Locale &rLocale,
758 : const Sequence< OUString > &rSvcImplNames )
759 : {
760 23 : MutexGuard aGuard( GetLinguMutex() );
761 :
762 23 : if (pCache)
763 1 : pCache->Flush(); // new services may spell differently...
764 :
765 23 : sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
766 :
767 23 : sal_Int32 nLen = rSvcImplNames.getLength();
768 23 : if (0 == nLen)
769 : // remove entry
770 0 : aSvcMap.erase( nLanguage );
771 : else
772 : {
773 : // modify/add entry
774 23 : LangSvcEntries_Spell *pEntry = aSvcMap[ nLanguage ].get();
775 23 : if (pEntry)
776 : {
777 1 : pEntry->Clear();
778 1 : pEntry->aSvcImplNames = rSvcImplNames;
779 1 : pEntry->aSvcRefs = Sequence< Reference < XSpellChecker > > ( nLen );
780 : }
781 : else
782 : {
783 22 : boost::shared_ptr< LangSvcEntries_Spell > pTmpEntry( new LangSvcEntries_Spell( rSvcImplNames ) );
784 22 : pTmpEntry->aSvcRefs = Sequence< Reference < XSpellChecker > >( nLen );
785 22 : aSvcMap[ nLanguage ] = pTmpEntry;
786 : }
787 23 : }
788 23 : }
789 :
790 :
791 : Sequence< OUString >
792 0 : SpellCheckerDispatcher::GetServiceList( const Locale &rLocale ) const
793 : {
794 0 : MutexGuard aGuard( GetLinguMutex() );
795 :
796 0 : Sequence< OUString > aRes;
797 :
798 : // search for entry with that language and use data from that
799 0 : sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
800 0 : SpellCheckerDispatcher *pThis = (SpellCheckerDispatcher *) this;
801 0 : const SpellSvcByLangMap_t::iterator aIt( pThis->aSvcMap.find( nLanguage ) );
802 0 : const LangSvcEntries_Spell *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
803 0 : if (pEntry)
804 0 : aRes = pEntry->aSvcImplNames;
805 :
806 0 : return aRes;
807 : }
808 :
809 :
810 0 : LinguDispatcher::DspType SpellCheckerDispatcher::GetDspType() const
811 : {
812 0 : return DSP_SPELL;
813 : }
814 :
815 1 : void SpellCheckerDispatcher::FlushSpellCache()
816 : {
817 1 : if (pCache)
818 1 : pCache->Flush();
819 1 : }
820 :
821 11237 : void SpellCheckerDispatcher::setCharClass(const LanguageTag& rLanguageTag)
822 : {
823 11237 : if (!pCharClass)
824 19 : pCharClass = new CharClass(rLanguageTag);
825 11237 : pCharClass->setLanguageTag(rLanguageTag);
826 11237 : }
827 :
828 :
829 :
830 5548 : OUString SAL_CALL SpellCheckerDispatcher::makeLowerCase(const OUString& aTerm, CharClass * pCC)
831 : {
832 5548 : if (pCC)
833 5548 : return pCC->lowercase(aTerm);
834 0 : return aTerm;
835 : }
836 :
837 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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