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 : using ::rtl::OUString;
49 :
50 : // ProposalList: list of proposals for misspelled words
51 : // The order of strings in the array should be left unchanged because the
52 : // spellchecker should have put the more likely suggestions at the top.
53 : // New entries will be added to the end but duplicates are to be avoided.
54 : // Removing entries is done by assigning the empty string.
55 : // The sequence is constructed from all non empty strings in the original
56 : // while maintaining the order.
57 0 : class ProposalList
58 : {
59 : std::vector< OUString > aVec;
60 :
61 : sal_Bool HasEntry( const OUString &rText ) const;
62 :
63 : // make copy c-tor and assignment operator private
64 : ProposalList( const ProposalList & );
65 : ProposalList & operator = ( const ProposalList & );
66 :
67 : public:
68 0 : ProposalList() {}
69 :
70 : size_t Count() const;
71 : void Prepend( const OUString &rText );
72 : void Append( const OUString &rNew );
73 : void Append( const std::vector< OUString > &rNew );
74 : void Append( const Sequence< OUString > &rNew );
75 : Sequence< OUString > GetSequence() const;
76 : };
77 :
78 :
79 0 : sal_Bool ProposalList::HasEntry( const OUString &rText ) const
80 : {
81 0 : sal_Bool bFound = sal_False;
82 0 : size_t nCnt = aVec.size();
83 0 : for (size_t i = 0; !bFound && i < nCnt; ++i)
84 : {
85 0 : if (aVec[i] == rText)
86 0 : bFound = sal_True;
87 : }
88 0 : return bFound;
89 : }
90 :
91 0 : void ProposalList::Prepend( const OUString &rText )
92 : {
93 0 : if (!HasEntry( rText ))
94 0 : aVec.insert( aVec.begin(), rText );
95 0 : }
96 :
97 0 : void ProposalList::Append( const OUString &rText )
98 : {
99 0 : if (!HasEntry( rText ))
100 0 : aVec.push_back( rText );
101 0 : }
102 :
103 0 : void ProposalList::Append( const std::vector< OUString > &rNew )
104 : {
105 0 : size_t nLen = rNew.size();
106 0 : for ( size_t i = 0; i < nLen; ++i)
107 : {
108 0 : const OUString &rText = rNew[i];
109 0 : if (!HasEntry( rText ))
110 0 : Append( rText );
111 : }
112 0 : }
113 :
114 0 : void ProposalList::Append( const Sequence< OUString > &rNew )
115 : {
116 0 : sal_Int32 nLen = rNew.getLength();
117 0 : const OUString *pNew = rNew.getConstArray();
118 0 : for (sal_Int32 i = 0; i < nLen; ++i)
119 : {
120 0 : const OUString &rText = pNew[i];
121 0 : if (!HasEntry( rText ))
122 0 : Append( rText );
123 : }
124 0 : }
125 :
126 0 : size_t ProposalList::Count() const
127 : {
128 : // returns the number of non-empty strings in the vector
129 :
130 0 : size_t nRes = 0;
131 0 : size_t nLen = aVec.size();
132 0 : for (size_t i = 0; i < nLen; ++i)
133 : {
134 0 : if (!aVec[i].isEmpty())
135 0 : ++nRes;
136 : }
137 0 : return nRes;
138 : }
139 :
140 0 : Sequence< OUString > ProposalList::GetSequence() const
141 : {
142 0 : sal_Int32 nCount = Count();
143 0 : sal_Int32 nIdx = 0;
144 0 : Sequence< OUString > aRes( nCount );
145 0 : OUString *pRes = aRes.getArray();
146 0 : sal_Int32 nLen = aVec.size();
147 0 : for (sal_Int32 i = 0; i < nLen; ++i)
148 : {
149 0 : const OUString &rText = aVec[i];
150 : DBG_ASSERT( nIdx < nCount, "index our of range" );
151 0 : if (nIdx < nCount && !rText.isEmpty())
152 0 : pRes[ nIdx++ ] = rText;
153 : }
154 0 : return aRes;
155 : }
156 :
157 0 : sal_Bool SvcListHasLanguage(
158 : const LangSvcEntries_Spell &rEntry,
159 : LanguageType nLanguage )
160 : {
161 0 : sal_Bool bHasLanguage = sal_False;
162 0 : Locale aTmpLocale;
163 :
164 0 : const Reference< XSpellChecker > *pRef = rEntry.aSvcRefs .getConstArray();
165 0 : sal_Int32 nLen = rEntry.aSvcRefs.getLength();
166 0 : for (sal_Int32 k = 0; k < nLen && !bHasLanguage; ++k)
167 : {
168 0 : if (pRef[k].is())
169 : {
170 0 : if (aTmpLocale.Language.isEmpty())
171 0 : aTmpLocale = LanguageTag( nLanguage ).getLocale();
172 0 : bHasLanguage = pRef[k]->hasLocale( aTmpLocale );
173 : }
174 : }
175 :
176 0 : return bHasLanguage;
177 : }
178 :
179 6 : SpellCheckerDispatcher::SpellCheckerDispatcher( LngSvcMgr &rLngSvcMgr ) :
180 6 : rMgr (rLngSvcMgr)
181 : {
182 6 : pCache = NULL;
183 6 : pCharClass = NULL;
184 6 : }
185 :
186 :
187 0 : SpellCheckerDispatcher::~SpellCheckerDispatcher()
188 : {
189 0 : ClearSvcList();
190 0 : delete pCache;
191 0 : delete pCharClass;
192 0 : }
193 :
194 :
195 0 : void SpellCheckerDispatcher::ClearSvcList()
196 : {
197 : // release memory for each table entry
198 0 : SpellSvcByLangMap_t aTmp;
199 0 : aSvcMap.swap( aTmp );
200 0 : }
201 :
202 :
203 0 : Sequence< Locale > SAL_CALL SpellCheckerDispatcher::getLocales()
204 : throw(RuntimeException)
205 : {
206 0 : MutexGuard aGuard( GetLinguMutex() );
207 :
208 0 : Sequence< Locale > aLocales( static_cast< sal_Int32 >(aSvcMap.size()) );
209 0 : Locale *pLocales = aLocales.getArray();
210 0 : SpellSvcByLangMap_t::const_iterator aIt;
211 0 : for (aIt = aSvcMap.begin(); aIt != aSvcMap.end(); ++aIt)
212 : {
213 0 : *pLocales++ = LanguageTag( aIt->first ).getLocale();
214 : }
215 0 : return aLocales;
216 : }
217 :
218 :
219 592 : sal_Bool SAL_CALL SpellCheckerDispatcher::hasLocale( const Locale& rLocale )
220 : throw(RuntimeException)
221 : {
222 592 : MutexGuard aGuard( GetLinguMutex() );
223 592 : SpellSvcByLangMap_t::const_iterator aIt( aSvcMap.find( LanguageTag( rLocale ).getLanguageType() ) );
224 592 : return aIt != aSvcMap.end();
225 : }
226 :
227 :
228 : sal_Bool SAL_CALL
229 10 : SpellCheckerDispatcher::isValid( const OUString& rWord, const Locale& rLocale,
230 : const PropertyValues& rProperties )
231 : throw(IllegalArgumentException, RuntimeException)
232 : {
233 10 : MutexGuard aGuard( GetLinguMutex() );
234 10 : return isValid_Impl( rWord, LanguageTag( rLocale ).getLanguageType(), rProperties, sal_True );
235 : }
236 :
237 :
238 : Reference< XSpellAlternatives > SAL_CALL
239 0 : SpellCheckerDispatcher::spell( const OUString& rWord, const Locale& rLocale,
240 : const PropertyValues& rProperties )
241 : throw(IllegalArgumentException, RuntimeException)
242 : {
243 0 : MutexGuard aGuard( GetLinguMutex() );
244 0 : return spell_Impl( rWord, LanguageTag( rLocale ).getLanguageType(), rProperties, sal_True );
245 : }
246 :
247 :
248 : // returns the overall result of cross-checking with all user-dictionaries
249 : // including the IgnoreAll list
250 0 : static Reference< XDictionaryEntry > lcl_GetRulingDictionaryEntry(
251 : const OUString &rWord,
252 : LanguageType nLanguage )
253 : {
254 0 : Reference< XDictionaryEntry > xRes;
255 :
256 : // the order of winning from top to bottom is:
257 : // 1) IgnoreAll list will always win
258 : // 2) Negative dictionaries will win over positive dictionaries
259 0 : Reference< XDictionary > xIgnoreAll( GetIgnoreAllList() );
260 0 : if (xIgnoreAll.is())
261 0 : xRes = xIgnoreAll->getEntry( rWord );
262 0 : if (!xRes.is())
263 : {
264 0 : Reference< XDictionaryList > xDList( GetDictionaryList() );
265 : Reference< XDictionaryEntry > xNegEntry( SearchDicList( xDList,
266 0 : rWord, nLanguage, sal_False, sal_True ) );
267 0 : if (xNegEntry.is())
268 0 : xRes = xNegEntry;
269 : else
270 : {
271 : Reference< XDictionaryEntry > xPosEntry( SearchDicList( xDList,
272 0 : rWord, nLanguage, sal_True, sal_True ) );
273 0 : if (xPosEntry.is())
274 0 : xRes = xPosEntry;
275 0 : }
276 : }
277 :
278 0 : return xRes;
279 : }
280 :
281 :
282 10 : sal_Bool SpellCheckerDispatcher::isValid_Impl(
283 : const OUString& rWord,
284 : LanguageType nLanguage,
285 : const PropertyValues& rProperties,
286 : sal_Bool bCheckDics)
287 : throw( RuntimeException, IllegalArgumentException )
288 : {
289 10 : MutexGuard aGuard( GetLinguMutex() );
290 :
291 10 : sal_Bool bRes = sal_True;
292 :
293 10 : if (nLanguage == LANGUAGE_NONE || rWord.isEmpty())
294 0 : return bRes;
295 :
296 : // search for entry with that language
297 10 : SpellSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
298 10 : LangSvcEntries_Spell *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
299 :
300 10 : if (pEntry)
301 : {
302 0 : OUString aChkWord( rWord );
303 0 : Locale aLocale( LanguageTag( nLanguage ).getLocale() );
304 :
305 : // replace typographical apostroph by ascii apostroph
306 0 : String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
307 : DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
308 0 : if (aSingleQuote.Len())
309 0 : aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
310 :
311 0 : RemoveHyphens( aChkWord );
312 0 : if (IsIgnoreControlChars( rProperties, GetPropSet() ))
313 0 : RemoveControlChars( aChkWord );
314 :
315 0 : sal_Int32 nLen = pEntry->aSvcRefs.getLength();
316 : DBG_ASSERT( nLen == pEntry->aSvcImplNames.getLength(),
317 : "lng : sequence length mismatch");
318 : DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
319 : "lng : index out of range");
320 :
321 0 : sal_Int32 i = 0;
322 0 : sal_Bool bTmpRes = sal_True;
323 0 : sal_Bool bTmpResValid = sal_False;
324 :
325 : // try already instantiated services first
326 : {
327 : const Reference< XSpellChecker > *pRef =
328 0 : pEntry->aSvcRefs.getConstArray();
329 0 : while (i <= pEntry->nLastTriedSvcIndex
330 : && (!bTmpResValid || sal_False == bTmpRes))
331 : {
332 0 : bTmpResValid = sal_True;
333 0 : if (pRef[i].is() && pRef[i]->hasLocale( aLocale ))
334 : {
335 0 : bTmpRes = GetCache().CheckWord( aChkWord, nLanguage );
336 0 : if (!bTmpRes)
337 : {
338 0 : bTmpRes = pRef[i]->isValid( aChkWord, aLocale, rProperties );
339 :
340 : // Add correct words to the cache.
341 : // But not those that are correct only because of
342 : // the temporary supplied settings.
343 0 : if (bTmpRes && 0 == rProperties.getLength())
344 0 : GetCache().AddWord( aChkWord, nLanguage );
345 : }
346 : }
347 : else
348 0 : bTmpResValid = sal_False;
349 :
350 0 : if (bTmpResValid)
351 0 : bRes = bTmpRes;
352 :
353 0 : ++i;
354 : }
355 : }
356 :
357 : // if still no result instantiate new services and try those
358 0 : if ((!bTmpResValid || sal_False == bTmpRes)
359 : && pEntry->nLastTriedSvcIndex < nLen - 1)
360 : {
361 0 : const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
362 0 : Reference< XSpellChecker > *pRef = pEntry->aSvcRefs .getArray();
363 :
364 : Reference< XMultiServiceFactory > xMgr(
365 0 : comphelper::getProcessServiceFactory() );
366 0 : if (xMgr.is())
367 : {
368 : // build service initialization argument
369 0 : Sequence< Any > aArgs(2);
370 0 : aArgs.getArray()[0] <<= GetPropSet();
371 :
372 0 : while (i < nLen && (!bTmpResValid || sal_False == bTmpRes))
373 : {
374 : // create specific service via it's implementation name
375 0 : Reference< XSpellChecker > xSpell;
376 : try
377 : {
378 : xSpell = Reference< XSpellChecker >(
379 0 : xMgr->createInstanceWithArguments(
380 0 : pImplNames[i], aArgs ), UNO_QUERY );
381 : }
382 0 : catch (uno::Exception &)
383 : {
384 : DBG_ASSERT( 0, "createInstanceWithArguments failed" );
385 : }
386 0 : pRef [i] = xSpell;
387 :
388 : Reference< XLinguServiceEventBroadcaster >
389 0 : xBroadcaster( xSpell, UNO_QUERY );
390 0 : if (xBroadcaster.is())
391 0 : rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
392 :
393 0 : bTmpResValid = sal_True;
394 0 : if (xSpell.is() && xSpell->hasLocale( aLocale ))
395 : {
396 0 : bTmpRes = GetCache().CheckWord( aChkWord, nLanguage );
397 0 : if (!bTmpRes)
398 : {
399 0 : bTmpRes = xSpell->isValid( aChkWord, aLocale, rProperties );
400 :
401 : // Add correct words to the cache.
402 : // But not those that are correct only because of
403 : // the temporary supplied settings.
404 0 : if (bTmpRes && 0 == rProperties.getLength())
405 0 : GetCache().AddWord( aChkWord, nLanguage );
406 : }
407 : }
408 : else
409 0 : bTmpResValid = sal_False;
410 :
411 0 : if (bTmpResValid)
412 0 : bRes = bTmpRes;
413 :
414 0 : pEntry->nLastTriedSvcIndex = (sal_Int16) i;
415 0 : ++i;
416 0 : }
417 :
418 : // if language is not supported by any of the services
419 : // remove it from the list.
420 0 : if (i == nLen)
421 : {
422 0 : if (!SvcListHasLanguage( *pEntry, nLanguage ))
423 0 : aSvcMap.erase( nLanguage );
424 0 : }
425 0 : }
426 : }
427 :
428 : // cross-check against results from dictionaries which have precedence!
429 0 : if (bCheckDics &&
430 0 : GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
431 : {
432 0 : Reference< XDictionaryEntry > xTmp( lcl_GetRulingDictionaryEntry( aChkWord, nLanguage ) );
433 0 : if (xTmp.is()) {
434 0 : bRes = !xTmp->isNegative();
435 : } else {
436 0 : setCharClass(LanguageTag(nLanguage));
437 0 : sal_uInt16 ct = capitalType(aChkWord, pCharClass);
438 0 : if (ct == CAPTYPE_INITCAP || ct == CAPTYPE_ALLCAP) {
439 0 : Reference< XDictionaryEntry > xTmp2( lcl_GetRulingDictionaryEntry( makeLowerCase(aChkWord, pCharClass), nLanguage ) );
440 0 : if (xTmp2.is()) {
441 0 : bRes = !xTmp2->isNegative();
442 0 : }
443 : }
444 0 : }
445 0 : }
446 : }
447 :
448 10 : return bRes;
449 : }
450 :
451 :
452 0 : Reference< XSpellAlternatives > SpellCheckerDispatcher::spell_Impl(
453 : const OUString& rWord,
454 : LanguageType nLanguage,
455 : const PropertyValues& rProperties,
456 : sal_Bool bCheckDics )
457 : throw(IllegalArgumentException, RuntimeException)
458 : {
459 0 : MutexGuard aGuard( GetLinguMutex() );
460 :
461 0 : Reference< XSpellAlternatives > xRes;
462 :
463 0 : if (nLanguage == LANGUAGE_NONE || rWord.isEmpty())
464 : return xRes;
465 :
466 : // search for entry with that language
467 0 : SpellSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
468 0 : LangSvcEntries_Spell *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
469 :
470 0 : if (pEntry)
471 : {
472 0 : OUString aChkWord( rWord );
473 0 : Locale aLocale( LanguageTag( nLanguage ).getLocale() );
474 :
475 : // replace typographical apostroph by ascii apostroph
476 0 : String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
477 : DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
478 0 : if (aSingleQuote.Len())
479 0 : aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
480 :
481 0 : RemoveHyphens( aChkWord );
482 0 : if (IsIgnoreControlChars( rProperties, GetPropSet() ))
483 0 : RemoveControlChars( aChkWord );
484 :
485 0 : sal_Int32 nLen = pEntry->aSvcRefs.getLength();
486 : DBG_ASSERT( nLen == pEntry->aSvcImplNames.getLength(),
487 : "lng : sequence length mismatch");
488 : DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
489 : "lng : index out of range");
490 :
491 0 : sal_Int32 i = 0;
492 0 : Reference< XSpellAlternatives > xTmpRes;
493 0 : sal_Bool bTmpResValid = sal_False;
494 :
495 : // try already instantiated services first
496 : {
497 0 : const Reference< XSpellChecker > *pRef = pEntry->aSvcRefs.getConstArray();
498 0 : sal_Int32 nNumSugestions = -1;
499 0 : while (i <= pEntry->nLastTriedSvcIndex
500 0 : && (!bTmpResValid || xTmpRes.is()) )
501 : {
502 0 : bTmpResValid = sal_True;
503 0 : if (pRef[i].is() && pRef[i]->hasLocale( aLocale ))
504 : {
505 0 : sal_Bool bOK = GetCache().CheckWord( aChkWord, nLanguage );
506 0 : if (bOK)
507 0 : xTmpRes = NULL;
508 : else
509 : {
510 0 : xTmpRes = pRef[i]->spell( aChkWord, aLocale, rProperties );
511 :
512 : // Add correct words to the cache.
513 : // But not those that are correct only because of
514 : // the temporary supplied settings.
515 0 : if (!xTmpRes.is() && 0 == rProperties.getLength())
516 0 : GetCache().AddWord( aChkWord, nLanguage );
517 : }
518 : }
519 : else
520 0 : bTmpResValid = sal_False;
521 :
522 : // return first found result if the word is not known by any checker.
523 : // But if that result has no suggestions use the first one that does
524 : // provide suggestions for the misspelled word.
525 0 : if (!xRes.is() && bTmpResValid)
526 : {
527 0 : xRes = xTmpRes;
528 0 : nNumSugestions = 0;
529 0 : if (xRes.is())
530 0 : nNumSugestions = xRes->getAlternatives().getLength();
531 : }
532 0 : sal_Int32 nTmpNumSugestions = 0;
533 0 : if (xTmpRes.is() && bTmpResValid)
534 0 : nTmpNumSugestions = xTmpRes->getAlternatives().getLength();
535 0 : if (xRes.is() && nNumSugestions == 0 && nTmpNumSugestions > 0)
536 : {
537 0 : xRes = xTmpRes;
538 0 : nNumSugestions = nTmpNumSugestions;
539 : }
540 :
541 0 : ++i;
542 : }
543 : }
544 :
545 : // if still no result instantiate new services and try those
546 0 : if ((!bTmpResValid || xTmpRes.is())
547 : && pEntry->nLastTriedSvcIndex < nLen - 1)
548 : {
549 0 : const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray();
550 0 : Reference< XSpellChecker > *pRef = pEntry->aSvcRefs .getArray();
551 :
552 : Reference< XMultiServiceFactory > xMgr(
553 0 : comphelper::getProcessServiceFactory() );
554 0 : if (xMgr.is())
555 : {
556 : // build service initialization argument
557 0 : Sequence< Any > aArgs(2);
558 0 : aArgs.getArray()[0] <<= GetPropSet();
559 :
560 0 : sal_Int32 nNumSugestions = -1;
561 0 : while (i < nLen && (!bTmpResValid || xTmpRes.is()))
562 : {
563 : // create specific service via it's implementation name
564 0 : Reference< XSpellChecker > xSpell;
565 : try
566 : {
567 : xSpell = Reference< XSpellChecker >(
568 0 : xMgr->createInstanceWithArguments(
569 0 : pImplNames[i], aArgs ), UNO_QUERY );
570 : }
571 0 : catch (uno::Exception &)
572 : {
573 : DBG_ASSERT( 0, "createInstanceWithArguments failed" );
574 : }
575 0 : pRef [i] = xSpell;
576 :
577 : Reference< XLinguServiceEventBroadcaster >
578 0 : xBroadcaster( xSpell, UNO_QUERY );
579 0 : if (xBroadcaster.is())
580 0 : rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
581 :
582 0 : bTmpResValid = sal_True;
583 0 : if (xSpell.is() && xSpell->hasLocale( aLocale ))
584 : {
585 0 : sal_Bool bOK = GetCache().CheckWord( aChkWord, nLanguage );
586 0 : if (bOK)
587 0 : xTmpRes = NULL;
588 : else
589 : {
590 0 : xTmpRes = xSpell->spell( aChkWord, aLocale, rProperties );
591 :
592 : // Add correct words to the cache.
593 : // But not those that are correct only because of
594 : // the temporary supplied settings.
595 0 : if (!xTmpRes.is() && 0 == rProperties.getLength())
596 0 : GetCache().AddWord( aChkWord, nLanguage );
597 : }
598 : }
599 : else
600 0 : bTmpResValid = sal_False;
601 :
602 : // return first found result if the word is not known by any checker.
603 : // But if that result has no suggestions use the first one that does
604 : // provide suggestions for the misspelled word.
605 0 : if (!xRes.is() && bTmpResValid)
606 : {
607 0 : xRes = xTmpRes;
608 0 : nNumSugestions = 0;
609 0 : if (xRes.is())
610 0 : nNumSugestions = xRes->getAlternatives().getLength();
611 : }
612 0 : sal_Int32 nTmpNumSugestions = 0;
613 0 : if (xTmpRes.is() && bTmpResValid)
614 0 : nTmpNumSugestions = xTmpRes->getAlternatives().getLength();
615 0 : if (xRes.is() && nNumSugestions == 0 && nTmpNumSugestions > 0)
616 : {
617 0 : xRes = xTmpRes;
618 0 : nNumSugestions = nTmpNumSugestions;
619 : }
620 :
621 0 : pEntry->nLastTriedSvcIndex = (sal_Int16) i;
622 0 : ++i;
623 0 : }
624 :
625 : // if language is not supported by any of the services
626 : // remove it from the list.
627 0 : if (i == nLen)
628 : {
629 0 : if (!SvcListHasLanguage( *pEntry, nLanguage ))
630 0 : aSvcMap.erase( nLanguage );
631 0 : }
632 0 : }
633 : }
634 :
635 : // if word is finally found to be correct
636 : // clear previously remembered alternatives
637 0 : if (bTmpResValid && !xTmpRes.is())
638 0 : xRes = NULL;
639 :
640 : // list of proposals found (to be checked against entries of
641 : // neagtive dictionaries)
642 0 : ProposalList aProposalList;
643 0 : sal_Int16 eFailureType = -1; // no failure
644 0 : if (xRes.is())
645 : {
646 0 : aProposalList.Append( xRes->getAlternatives() );
647 0 : eFailureType = xRes->getFailureType();
648 : }
649 0 : Reference< XDictionaryList > xDList;
650 0 : if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
651 0 : xDList = Reference< XDictionaryList >( GetDicList(), UNO_QUERY );
652 :
653 : // cross-check against results from user-dictionaries which have precedence!
654 0 : if (bCheckDics && xDList.is())
655 : {
656 0 : Reference< XDictionaryEntry > xTmp( lcl_GetRulingDictionaryEntry( aChkWord, nLanguage ) );
657 0 : if (xTmp.is())
658 : {
659 0 : if (xTmp->isNegative()) // positive entry found
660 : {
661 0 : eFailureType = SpellFailure::IS_NEGATIVE_WORD;
662 :
663 : // replacement text to be added to suggestions, if not empty
664 0 : OUString aAddRplcTxt( xTmp->getReplacementText() );
665 :
666 : // replacement text must not be in negative dictionary itself
667 0 : if (!aAddRplcTxt.isEmpty() &&
668 0 : !SearchDicList( xDList, aAddRplcTxt, nLanguage, sal_False, sal_True ).is())
669 : {
670 0 : aProposalList.Prepend( aAddRplcTxt );
671 0 : }
672 : }
673 : else // positive entry found
674 : {
675 0 : xRes = NULL;
676 0 : eFailureType = -1; // no failure
677 : }
678 0 : }
679 : }
680 :
681 0 : if (eFailureType != -1) // word misspelled or found in negative user-dictionary
682 : {
683 : // search suitable user-dictionaries for suggestions that are
684 : // similar to the misspelled word
685 0 : std::vector< OUString > aDicListProps; // list of proposals from user-dictionaries
686 0 : SearchSimilarText( aChkWord, nLanguage, xDList, aDicListProps );
687 0 : aProposalList.Append( aDicListProps );
688 0 : Sequence< OUString > aProposals = aProposalList.GetSequence();
689 :
690 : // remove entries listed in negative dictionaries
691 : // (we don't want to display suggestions that will be regarded as misspelledlater on)
692 0 : if (bCheckDics && xDList.is())
693 0 : SeqRemoveNegEntries( aProposals, xDList, nLanguage );
694 :
695 0 : uno::Reference< linguistic2::XSetSpellAlternatives > xSetAlt( xRes, uno::UNO_QUERY );
696 0 : if (xSetAlt.is())
697 : {
698 0 : xSetAlt->setAlternatives( aProposals );
699 0 : xSetAlt->setFailureType( eFailureType );
700 : }
701 : else
702 : {
703 0 : if (xRes.is())
704 : {
705 : DBG_ASSERT( 0, "XSetSpellAlternatives not implemented!" );
706 : }
707 0 : else if (aProposals.getLength() > 0)
708 : {
709 : // no xRes but Proposals found from the user-dictionaries.
710 : // Thus we need to create an xRes...
711 : xRes = new linguistic::SpellAlternatives( rWord, nLanguage,
712 0 : SpellFailure::IS_NEGATIVE_WORD, aProposals );
713 : }
714 0 : }
715 0 : }
716 : }
717 :
718 0 : return xRes;
719 : }
720 :
721 0 : uno::Sequence< sal_Int16 > SAL_CALL SpellCheckerDispatcher::getLanguages( )
722 : throw (uno::RuntimeException)
723 : {
724 0 : MutexGuard aGuard( GetLinguMutex() );
725 0 : uno::Sequence< Locale > aTmp( getLocales() );
726 0 : uno::Sequence< sal_Int16 > aRes( LocaleSeqToLangSeq( aTmp ) );
727 0 : return aRes;
728 : }
729 :
730 :
731 592 : sal_Bool SAL_CALL SpellCheckerDispatcher::hasLanguage(
732 : sal_Int16 nLanguage )
733 : throw (uno::RuntimeException)
734 : {
735 592 : MutexGuard aGuard( GetLinguMutex() );
736 592 : return hasLocale( LanguageTag( nLanguage).getLocale() );
737 : }
738 :
739 :
740 10 : sal_Bool SAL_CALL SpellCheckerDispatcher::isValid(
741 : const OUString& rWord,
742 : sal_Int16 nLanguage,
743 : const uno::Sequence< beans::PropertyValue >& rProperties )
744 : throw (lang::IllegalArgumentException, uno::RuntimeException)
745 : {
746 10 : MutexGuard aGuard( GetLinguMutex() );
747 10 : return isValid( rWord, LanguageTag( nLanguage ).getLocale(), rProperties);
748 : }
749 :
750 :
751 0 : uno::Reference< linguistic2::XSpellAlternatives > SAL_CALL SpellCheckerDispatcher::spell(
752 : const OUString& rWord,
753 : sal_Int16 nLanguage,
754 : const uno::Sequence< beans::PropertyValue >& rProperties )
755 : throw (lang::IllegalArgumentException, uno::RuntimeException)
756 : {
757 0 : MutexGuard aGuard( GetLinguMutex() );
758 0 : return spell( rWord, LanguageTag( nLanguage).getLocale(), rProperties);
759 : }
760 :
761 :
762 0 : void SpellCheckerDispatcher::SetServiceList( const Locale &rLocale,
763 : const Sequence< OUString > &rSvcImplNames )
764 : {
765 0 : MutexGuard aGuard( GetLinguMutex() );
766 :
767 0 : if (pCache)
768 0 : pCache->Flush(); // new services may spell differently...
769 :
770 0 : sal_Int16 nLanguage = LanguageTag( rLocale ).getLanguageType();
771 :
772 0 : sal_Int32 nLen = rSvcImplNames.getLength();
773 0 : if (0 == nLen)
774 : // remove entry
775 0 : aSvcMap.erase( nLanguage );
776 : else
777 : {
778 : // modify/add entry
779 0 : LangSvcEntries_Spell *pEntry = aSvcMap[ nLanguage ].get();
780 0 : if (pEntry)
781 : {
782 0 : pEntry->Clear();
783 0 : pEntry->aSvcImplNames = rSvcImplNames;
784 0 : pEntry->aSvcRefs = Sequence< Reference < XSpellChecker > > ( nLen );
785 : }
786 : else
787 : {
788 0 : boost::shared_ptr< LangSvcEntries_Spell > pTmpEntry( new LangSvcEntries_Spell( rSvcImplNames ) );
789 0 : pTmpEntry->aSvcRefs = Sequence< Reference < XSpellChecker > >( nLen );
790 0 : aSvcMap[ nLanguage ] = pTmpEntry;
791 : }
792 0 : }
793 0 : }
794 :
795 :
796 : Sequence< OUString >
797 0 : SpellCheckerDispatcher::GetServiceList( const Locale &rLocale ) const
798 : {
799 0 : MutexGuard aGuard( GetLinguMutex() );
800 :
801 0 : Sequence< OUString > aRes;
802 :
803 : // search for entry with that language and use data from that
804 0 : sal_Int16 nLanguage = LanguageTag( rLocale ).getLanguageType();
805 0 : SpellCheckerDispatcher *pThis = (SpellCheckerDispatcher *) this;
806 0 : const SpellSvcByLangMap_t::iterator aIt( pThis->aSvcMap.find( nLanguage ) );
807 0 : const LangSvcEntries_Spell *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
808 0 : if (pEntry)
809 0 : aRes = pEntry->aSvcImplNames;
810 :
811 0 : return aRes;
812 : }
813 :
814 :
815 0 : LinguDispatcher::DspType SpellCheckerDispatcher::GetDspType() const
816 : {
817 0 : return DSP_SPELL;
818 : }
819 :
820 0 : void SpellCheckerDispatcher::FlushSpellCache()
821 : {
822 0 : if (pCache)
823 0 : pCache->Flush();
824 0 : }
825 :
826 0 : void SpellCheckerDispatcher::setCharClass(const LanguageTag& rLanguageTag)
827 : {
828 0 : if (!pCharClass)
829 0 : pCharClass = new CharClass(rLanguageTag);
830 0 : pCharClass->setLanguageTag(rLanguageTag);
831 0 : }
832 :
833 :
834 :
835 0 : OUString SAL_CALL SpellCheckerDispatcher::makeLowerCase(const OUString& aTerm, CharClass * pCC)
836 : {
837 0 : if (pCC)
838 0 : return pCC->lowercase(aTerm);
839 0 : return aTerm;
840 : }
841 :
842 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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