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| -rw-r--r-- | linguistic/source/dicimp.cxx | 1099 |
1 files changed, 1099 insertions, 0 deletions
diff --git a/linguistic/source/dicimp.cxx b/linguistic/source/dicimp.cxx new file mode 100644 index 000000000..ef348f75a --- /dev/null +++ b/linguistic/source/dicimp.cxx @@ -0,0 +1,1099 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + + +#include <cppuhelper/factory.hxx> +#include "dicimp.hxx" +#include <i18nlangtag/lang.h> +#include <i18nlangtag/languagetag.hxx> +#include <linguistic/misc.hxx> +#include <osl/mutex.hxx> +#include <osl/thread.h> +#include <sal/log.hxx> +#include <tools/debug.hxx> +#include <tools/stream.hxx> +#include <tools/urlobj.hxx> +#include <comphelper/processfactory.hxx> +#include <comphelper/string.hxx> +#include <comphelper/sequence.hxx> +#include <unotools/ucbstreamhelper.hxx> + +#include <com/sun/star/ucb/SimpleFileAccess.hpp> +#include <com/sun/star/linguistic2/DictionaryEventFlags.hpp> +#include <com/sun/star/io/TempFile.hpp> +#include <com/sun/star/io/XInputStream.hpp> + +#include <com/sun/star/linguistic2/LinguServiceManager.hpp> +#include <com/sun/star/linguistic2/XSpellChecker1.hpp> + +#include "defs.hxx" + +#include <algorithm> + + +using namespace utl; +using namespace osl; +using namespace com::sun::star; +using namespace com::sun::star::lang; +using namespace com::sun::star::uno; +using namespace com::sun::star::linguistic2; +using namespace linguistic; + + +#define BUFSIZE 4096 +#define VERS2_NOLANGUAGE 1024 + +#define MAX_HEADER_LENGTH 16 + +// XML-header to query SPELLML support +// to handle user words with "Grammar By" model words +#define SPELLML_SUPPORT "<?xml?>" + +// User dictionaries can contain optional "title:" tags +// to support custom titles with space and other characters. +// (old mechanism stores the title of the user dictionary +// only in its file name, but special characters are +// problem for user dictionaries shipped with LibreOffice). +// +// The following fake file name extension will be +// added to the text of the title: field for correct +// text stripping and dictionary saving. +#define EXTENSION_FOR_TITLE_TEXT "." + +static const char* const pVerStr2 = "WBSWG2"; +static const char* const pVerStr5 = "WBSWG5"; +static const char* const pVerStr6 = "WBSWG6"; +static const char* const pVerOOo7 = "OOoUserDict1"; + +static const sal_Int16 DIC_VERSION_DONTKNOW = -1; +static const sal_Int16 DIC_VERSION_2 = 2; +static const sal_Int16 DIC_VERSION_5 = 5; +static const sal_Int16 DIC_VERSION_6 = 6; +static const sal_Int16 DIC_VERSION_7 = 7; + +static uno::Reference< XLinguServiceManager2 > GetLngSvcMgr_Impl() +{ + uno::Reference< XComponentContext > xContext( comphelper::getProcessComponentContext() ); + uno::Reference< XLinguServiceManager2 > xRes = LinguServiceManager::create( xContext ) ; + return xRes; +} + +static bool getTag(const OString &rLine, const char *pTagName, + OString &rTagValue) +{ + sal_Int32 nPos = rLine.indexOf(pTagName); + if (nPos == -1) + return false; + + rTagValue = comphelper::string::strip(rLine.copy(nPos + rtl_str_getLength(pTagName)), + ' '); + return true; +} + + +sal_Int16 ReadDicVersion( SvStream& rStream, LanguageType &nLng, bool &bNeg, OUString &aDicName ) +{ + // Sniff the header + sal_Int16 nDicVersion = DIC_VERSION_DONTKNOW; + char pMagicHeader[MAX_HEADER_LENGTH]; + + nLng = LANGUAGE_NONE; + bNeg = false; + + if (rStream.GetError()) + return -1; + + sal_uInt64 const nSniffPos = rStream.Tell(); + static std::size_t nVerOOo7Len = sal::static_int_cast< std::size_t >(strlen( pVerOOo7 )); + pMagicHeader[ nVerOOo7Len ] = '\0'; + if ((rStream.ReadBytes(static_cast<void *>(pMagicHeader), nVerOOo7Len) == nVerOOo7Len) && + !strcmp(pMagicHeader, pVerOOo7)) + { + bool bSuccess; + OString aLine; + + nDicVersion = DIC_VERSION_7; + + // 1st skip magic / header line + rStream.ReadLine(aLine); + + // 2nd line: language all | en-US | pt-BR ... + while ((bSuccess = rStream.ReadLine(aLine))) + { + OString aTagValue; + + if (aLine[0] == '#') // skip comments + continue; + + // lang: field + if (getTag(aLine, "lang: ", aTagValue)) + { + if (aTagValue == "<none>") + nLng = LANGUAGE_NONE; + else + nLng = LanguageTag::convertToLanguageType( + OStringToOUString( aTagValue, RTL_TEXTENCODING_ASCII_US)); + } + + // type: negative / positive + if (getTag(aLine, "type: ", aTagValue)) + { + bNeg = aTagValue == "negative"; + } + + // lang: title + if (getTag(aLine, "title: ", aTagValue)) + { + aDicName = OStringToOUString( aTagValue, RTL_TEXTENCODING_UTF8) + + // recent title text preparation in GetDicInfoStr() waits for an + // extension, so we add it to avoid bad stripping at final dot + // of the title text + EXTENSION_FOR_TITLE_TEXT; + } + + if (aLine.indexOf("---") != -1) // end of header + break; + } + if (!bSuccess) + return -2; + } + else + { + sal_uInt16 nLen; + + rStream.Seek (nSniffPos ); + + rStream.ReadUInt16( nLen ); + if (nLen >= MAX_HEADER_LENGTH) + return -1; + + rStream.ReadBytes(pMagicHeader, nLen); + pMagicHeader[nLen] = '\0'; + + // Check version magic + if (0 == strcmp( pMagicHeader, pVerStr6 )) + nDicVersion = DIC_VERSION_6; + else if (0 == strcmp( pMagicHeader, pVerStr5 )) + nDicVersion = DIC_VERSION_5; + else if (0 == strcmp( pMagicHeader, pVerStr2 )) + nDicVersion = DIC_VERSION_2; + else + nDicVersion = DIC_VERSION_DONTKNOW; + + if (DIC_VERSION_2 == nDicVersion || + DIC_VERSION_5 == nDicVersion || + DIC_VERSION_6 == nDicVersion) + { + // The language of the dictionary + sal_uInt16 nTmp = 0; + rStream.ReadUInt16( nTmp ); + nLng = LanguageType(nTmp); + if (VERS2_NOLANGUAGE == static_cast<sal_uInt16>(nLng)) + nLng = LANGUAGE_NONE; + + // Negative Flag + rStream.ReadCharAsBool( bNeg ); + } + } + + return nDicVersion; +} + +DictionaryNeo::DictionaryNeo(const OUString &rName, + LanguageType nLang, DictionaryType eType, + const OUString &rMainURL, + bool bWriteable) : + aDicEvtListeners( GetLinguMutex() ), + aDicName (rName), + aMainURL (rMainURL), + eDicType (eType), + nLanguage (nLang) +{ + nDicVersion = DIC_VERSION_DONTKNOW; + bNeedEntries = true; + bIsModified = bIsActive = false; + bIsReadonly = !bWriteable; + + if( !rMainURL.isEmpty()) + { + bool bExists = FileExists( rMainURL ); + if( !bExists ) + { + // save new dictionaries with in Format 7 (UTF8 plain text) + nDicVersion = DIC_VERSION_7; + + //! create physical representation of an **empty** dictionary + //! that could be found by the dictionary-list implementation + // (Note: empty dictionaries are not just empty files!) + DBG_ASSERT( !bIsReadonly, + "DictionaryNeo: dictionaries should be writeable if they are to be saved" ); + if (!bIsReadonly) + saveEntries( rMainURL ); + bNeedEntries = false; + } + } + else + { + // non persistent dictionaries (like IgnoreAllList) should always be writable + bIsReadonly = false; + bNeedEntries = false; + } +} + +DictionaryNeo::~DictionaryNeo() +{ +} + +ErrCode DictionaryNeo::loadEntries(const OUString &rMainURL) +{ + MutexGuard aGuard( GetLinguMutex() ); + + // counter check that it is safe to set bIsModified to sal_False at + // the end of the function + DBG_ASSERT(!bIsModified, "lng : dictionary already modified!"); + + // function should only be called once in order to load entries from file + bNeedEntries = false; + + if (rMainURL.isEmpty()) + return ERRCODE_NONE; + + uno::Reference< uno::XComponentContext > xContext( comphelper::getProcessComponentContext() ); + + // get XInputStream stream + uno::Reference< io::XInputStream > xStream; + try + { + uno::Reference< ucb::XSimpleFileAccess3 > xAccess( ucb::SimpleFileAccess::create(xContext) ); + xStream = xAccess->openFileRead( rMainURL ); + } + catch (const uno::Exception &) + { + SAL_WARN( "linguistic", "failed to get input stream" ); + } + if (!xStream.is()) + return ErrCode(sal_uInt32(-1)); + + std::unique_ptr<SvStream> pStream( utl::UcbStreamHelper::CreateStream( xStream ) ); + + // read header + bool bNegativ; + LanguageType nLang; + nDicVersion = ReadDicVersion(*pStream, nLang, bNegativ, aDicName); + ErrCode nErr = pStream->GetError(); + if (nErr != ERRCODE_NONE) + return nErr; + + nLanguage = nLang; + + eDicType = bNegativ ? DictionaryType_NEGATIVE : DictionaryType_POSITIVE; + + rtl_TextEncoding eEnc = osl_getThreadTextEncoding(); + if (nDicVersion >= DIC_VERSION_6) + eEnc = RTL_TEXTENCODING_UTF8; + aEntries.clear(); + + if (DIC_VERSION_6 == nDicVersion || + DIC_VERSION_5 == nDicVersion || + DIC_VERSION_2 == nDicVersion) + { + sal_uInt16 nLen = 0; + char aWordBuf[ BUFSIZE ]; + + // Read the first word + if (!pStream->eof()) + { + pStream->ReadUInt16( nLen ); + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + if ( nLen < BUFSIZE ) + { + pStream->ReadBytes(aWordBuf, nLen); + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + *(aWordBuf + nLen) = 0; + } + else + return SVSTREAM_READ_ERROR; + } + + while(!pStream->eof()) + { + // Read from file + // Paste in dictionary without converting + if(*aWordBuf) + { + OUString aText(aWordBuf, rtl_str_getLength(aWordBuf), eEnc); + uno::Reference< XDictionaryEntry > xEntry = + new DicEntry( aText, bNegativ ); + addEntry_Impl( xEntry, true ); //! don't launch events here + } + + pStream->ReadUInt16( nLen ); + if (pStream->eof()) + break; + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + + if (nLen < BUFSIZE) + { + pStream->ReadBytes(aWordBuf, nLen); + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + } + else + return SVSTREAM_READ_ERROR; + *(aWordBuf + nLen) = 0; + } + } + else if (DIC_VERSION_7 == nDicVersion) + { + OString aLine; + + // remaining lines - stock strings (a [==] b) + while (pStream->ReadLine(aLine)) + { + if (aLine.isEmpty() || aLine[0] == '#') // skip comments + continue; + OUString aText = OStringToOUString(aLine, RTL_TEXTENCODING_UTF8); + uno::Reference< XDictionaryEntry > xEntry = + new DicEntry( aText, eDicType == DictionaryType_NEGATIVE ); + addEntry_Impl( xEntry, true ); //! don't launch events here + } + } + + SAL_WARN_IF(!isSorted(), "linguistic", "dictionary is not sorted"); + + // since this routine should be called only initially (prior to any + // modification to be saved) we reset the bIsModified flag here that + // was implicitly set by addEntry_Impl + bIsModified = false; + + return pStream->GetError(); +} + +static OString formatForSave(const uno::Reference< XDictionaryEntry > &xEntry, + rtl_TextEncoding eEnc ) +{ + OStringBuffer aStr(OUStringToOString(xEntry->getDictionaryWord(), eEnc)); + + if (xEntry->isNegative() || !xEntry->getReplacementText().isEmpty()) + { + aStr.append("=="); + aStr.append(OUStringToOString(xEntry->getReplacementText(), eEnc)); + } + return aStr.makeStringAndClear(); +} + +ErrCode DictionaryNeo::saveEntries(const OUString &rURL) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (rURL.isEmpty()) + return ERRCODE_NONE; + DBG_ASSERT(!INetURLObject( rURL ).HasError(), "lng : invalid URL"); + + uno::Reference< uno::XComponentContext > xContext( comphelper::getProcessComponentContext() ); + + // get XOutputStream stream + uno::Reference<io::XStream> xStream; + try + { + xStream = io::TempFile::create(xContext); + } + catch (const uno::Exception &) + { + DBG_ASSERT( false, "failed to get input stream" ); + } + if (!xStream.is()) + return ErrCode(sal_uInt32(-1)); + + std::unique_ptr<SvStream> pStream( utl::UcbStreamHelper::CreateStream( xStream ) ); + + // Always write as the latest version, i.e. DIC_VERSION_7 + + rtl_TextEncoding eEnc = RTL_TEXTENCODING_UTF8; + pStream->WriteLine(pVerOOo7); + ErrCode nErr = pStream->GetError(); + if (nErr != ERRCODE_NONE) + return nErr; + /* XXX: the <none> case could be differentiated, is it absence or + * undetermined or multiple? Earlier versions did not know about 'und' and + * 'mul' and 'zxx' codes. Sync with ReadDicVersion() */ + if (LinguIsUnspecified(nLanguage)) + pStream->WriteLine("lang: <none>"); + else + { + OStringBuffer aLine("lang: "); + aLine.append(OUStringToOString(LanguageTag::convertToBcp47(nLanguage), eEnc)); + pStream->WriteLine(aLine.makeStringAndClear()); + } + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + if (eDicType == DictionaryType_POSITIVE) + pStream->WriteLine("type: positive"); + else + pStream->WriteLine("type: negative"); + if (aDicName.endsWith(EXTENSION_FOR_TITLE_TEXT)) + { + pStream->WriteLine(OUStringToOString("title: " + + // strip EXTENSION_FOR_TITLE_TEXT + aDicName.copy(0, aDicName.lastIndexOf(EXTENSION_FOR_TITLE_TEXT)), eEnc)); + } + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + pStream->WriteLine("---"); + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + for (const Reference<XDictionaryEntry> & aEntrie : aEntries) + { + OString aOutStr = formatForSave(aEntrie, eEnc); + pStream->WriteLine (aOutStr); + if (ERRCODE_NONE != (nErr = pStream->GetError())) + return nErr; + } + + try + { + pStream.reset(); + uno::Reference< ucb::XSimpleFileAccess3 > xAccess(ucb::SimpleFileAccess::create(xContext)); + Reference<io::XInputStream> xInputStream(xStream, UNO_QUERY_THROW); + uno::Reference<io::XSeekable> xSeek(xInputStream, UNO_QUERY_THROW); + xSeek->seek(0); + xAccess->writeFile(rURL, xInputStream); + //If we are migrating from an older version, then on first successful + //write, we're now converted to the latest version, i.e. DIC_VERSION_7 + nDicVersion = DIC_VERSION_7; + } + catch (const uno::Exception &) + { + DBG_ASSERT( false, "failed to write stream" ); + return ErrCode(sal_uInt32(-1)); + } + + return nErr; +} + +void DictionaryNeo::launchEvent(sal_Int16 nEvent, + const uno::Reference< XDictionaryEntry >& xEntry) +{ + MutexGuard aGuard( GetLinguMutex() ); + + DictionaryEvent aEvt; + aEvt.Source = uno::Reference< XDictionary >( this ); + aEvt.nEvent = nEvent; + aEvt.xDictionaryEntry = xEntry; + + aDicEvtListeners.notifyEach( &XDictionaryEventListener::processDictionaryEvent, aEvt); +} + +int DictionaryNeo::cmpDicEntry(const OUString& rWord1, + const OUString &rWord2, + bool bSimilarOnly) +{ + MutexGuard aGuard( GetLinguMutex() ); + + // returns 0 if rWord1 is equal to rWord2 + // " a value < 0 if rWord1 is less than rWord2 + // " a value > 0 if rWord1 is greater than rWord2 + + int nRes = 0; + + sal_Int32 nLen1 = rWord1.getLength(), + nLen2 = rWord2.getLength(); + if (bSimilarOnly) + { + const sal_Unicode cChar = '.'; + if (nLen1 && cChar == rWord1[ nLen1 - 1 ]) + nLen1--; + if (nLen2 && cChar == rWord2[ nLen2 - 1 ]) + nLen2--; + } + + const sal_Unicode cIgnChar = '='; + const sal_Unicode cIgnBeg = '['; // for alternative hyphenation, eg. Schif[f]fahrt, Zuc[1k]ker + const sal_Unicode cIgnEnd = ']'; // planned: gee"[1-/e]rfde or ge[-/1e]e"rfde (gee"rfde -> ge=erfde) + sal_Int32 nIdx1 = 0, + nIdx2 = 0, + nNumIgnChar1 = 0, + nNumIgnChar2 = 0; + + bool IgnState; + sal_Int32 nDiff = 0; + sal_Unicode cChar1 = '\0'; + sal_Unicode cChar2 = '\0'; + do + { + // skip chars to be ignored + IgnState = false; + while (nIdx1 < nLen1) + { + cChar1 = rWord1[ nIdx1 ]; + if (cChar1 != cIgnChar && cChar1 != cIgnBeg && !IgnState ) + break; + if ( cChar1 == cIgnBeg ) + IgnState = true; + else if (cChar1 == cIgnEnd) + IgnState = false; + nIdx1++; + nNumIgnChar1++; + } + IgnState = false; + while (nIdx2 < nLen2) + { + cChar2 = rWord2[ nIdx2 ]; + if (cChar2 != cIgnChar && cChar2 != cIgnBeg && !IgnState ) + break; + if ( cChar2 == cIgnBeg ) + IgnState = true; + else if (cChar2 == cIgnEnd) + IgnState = false; + nIdx2++; + nNumIgnChar2++; + } + + if (nIdx1 < nLen1 && nIdx2 < nLen2) + { + nDiff = cChar1 - cChar2; + if (nDiff) + break; + nIdx1++; + nIdx2++; + } + } while (nIdx1 < nLen1 && nIdx2 < nLen2); + + + if (nDiff) + nRes = nDiff; + else + { // the string with the smallest count of not ignored chars is the + // shorter one + + // count remaining IgnChars + IgnState = false; + while (nIdx1 < nLen1 ) + { + if (rWord1[ nIdx1 ] == cIgnBeg) + IgnState = true; + if (IgnState || rWord1[ nIdx1 ] == cIgnChar) + nNumIgnChar1++; + if (rWord1[ nIdx1] == cIgnEnd) + IgnState = false; + nIdx1++; + } + IgnState = false; + while (nIdx2 < nLen2 ) + { + if (rWord2[ nIdx2 ] == cIgnBeg) + IgnState = true; + if (IgnState || rWord2[ nIdx2 ] == cIgnChar) + nNumIgnChar2++; + if (rWord2[ nIdx2 ] == cIgnEnd) + IgnState = false; + nIdx2++; + } + + nRes = (nLen1 - nNumIgnChar1) - (nLen2 - nNumIgnChar2); + } + + return nRes; +} + +bool DictionaryNeo::seekEntry(const OUString &rWord, + sal_Int32 *pPos, bool bSimilarOnly) +{ + // look for entry with binary search. + // return sal_True if found sal_False else. + // if pPos != NULL it will become the position of the found entry, or + // if that was not found the position where it has to be inserted + // to keep the entries sorted + + MutexGuard aGuard( GetLinguMutex() ); + + sal_Int32 nUpperIdx = getCount(), + nMidIdx, + nLowerIdx = 0; + if( nUpperIdx > 0 ) + { + nUpperIdx--; + while( nLowerIdx <= nUpperIdx ) + { + nMidIdx = (nLowerIdx + nUpperIdx) / 2; + DBG_ASSERT(aEntries[nMidIdx].is(), "lng : empty entry encountered"); + + int nCmp = - cmpDicEntry( aEntries[nMidIdx]->getDictionaryWord(), + rWord, bSimilarOnly ); + if(nCmp == 0) + { + if( pPos ) *pPos = nMidIdx; + return true; + } + else if(nCmp > 0) + nLowerIdx = nMidIdx + 1; + else if( nMidIdx == 0 ) + { + if( pPos ) *pPos = nLowerIdx; + return false; + } + else + nUpperIdx = nMidIdx - 1; + } + } + if( pPos ) *pPos = nLowerIdx; + return false; +} + +bool DictionaryNeo::isSorted() +{ + bool bRes = true; + + sal_Int32 nEntries = getCount(); + sal_Int32 i; + for (i = 1; i < nEntries; i++) + { + if (cmpDicEntry( aEntries[i-1]->getDictionaryWord(), + aEntries[i]->getDictionaryWord() ) > 0) + { + bRes = false; + break; + } + } + return bRes; +} + +bool DictionaryNeo::addEntry_Impl(const uno::Reference< XDictionaryEntry >& xDicEntry, + bool bIsLoadEntries) +{ + MutexGuard aGuard( GetLinguMutex() ); + + bool bRes = false; + + if ( bIsLoadEntries || (!bIsReadonly && xDicEntry.is()) ) + { + bool bIsNegEntry = xDicEntry->isNegative(); + bool bAddEntry = !isFull() && + ( ( eDicType == DictionaryType_POSITIVE && !bIsNegEntry ) + || ( eDicType == DictionaryType_NEGATIVE && bIsNegEntry ) + || ( eDicType == DictionaryType_MIXED ) ); + + // look for position to insert entry at + // if there is already an entry do not insert the new one + sal_Int32 nPos = 0; + if (bAddEntry) + { + const bool bFound = seekEntry( xDicEntry->getDictionaryWord(), &nPos ); + if (bFound) + bAddEntry = false; + } + + if (bAddEntry) + { + DBG_ASSERT(!bNeedEntries, "lng : entries still not loaded"); + + // insert new entry at specified position + aEntries.insert(aEntries.begin() + nPos, xDicEntry); + SAL_WARN_IF(!isSorted(), "linguistic", "dictionary entries unsorted"); + + bIsModified = true; + bRes = true; + + if (!bIsLoadEntries) + launchEvent( DictionaryEventFlags::ADD_ENTRY, xDicEntry ); + } + } + + // add word to the Hunspell dictionary using a sample word for affixation/compounding + if (xDicEntry.is() && !xDicEntry->isNegative() && !xDicEntry->getReplacementText().isEmpty()) { + uno::Reference< XLinguServiceManager2 > xLngSvcMgr( GetLngSvcMgr_Impl() ); + uno::Reference< XSpellChecker1 > xSpell; + Reference< XSpellAlternatives > xTmpRes; + xSpell.set( xLngSvcMgr->getSpellChecker(), UNO_QUERY ); + Sequence< css::beans::PropertyValue > aEmptySeq; + if (xSpell.is() && (xSpell->isValid( SPELLML_SUPPORT, static_cast<sal_uInt16>(nLanguage), aEmptySeq ))) + { + // "Grammar By" sample word is a Hunspell dictionary word? + if (xSpell->isValid( xDicEntry->getReplacementText(), static_cast<sal_uInt16>(nLanguage), aEmptySeq )) + { + xTmpRes = xSpell->spell( "<?xml?><query type='add'><word>" + + xDicEntry->getDictionaryWord() + "</word><word>" + xDicEntry->getReplacementText() + + "</word></query>", static_cast<sal_uInt16>(nLanguage), aEmptySeq ); + bRes = true; + } else + bRes = false; + } + } + + return bRes; +} + +OUString SAL_CALL DictionaryNeo::getName( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + return aDicName; +} + +void SAL_CALL DictionaryNeo::setName( const OUString& aName ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (aDicName != aName) + { + aDicName = aName; + launchEvent(DictionaryEventFlags::CHG_NAME, nullptr); + } +} + +DictionaryType SAL_CALL DictionaryNeo::getDictionaryType( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + return eDicType; +} + +void SAL_CALL DictionaryNeo::setActive( sal_Bool bActivate ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (bIsActive == bool(bActivate)) + return; + + bIsActive = bActivate; + sal_Int16 nEvent = bIsActive ? + DictionaryEventFlags::ACTIVATE_DIC : DictionaryEventFlags::DEACTIVATE_DIC; + + // remove entries from memory if dictionary is deactivated + if (!bIsActive) + { + bool bIsEmpty = aEntries.empty(); + + // save entries first if necessary + if (bIsModified && hasLocation() && !isReadonly()) + { + store(); + + aEntries.clear(); + bNeedEntries = !bIsEmpty; + } + DBG_ASSERT( !bIsModified || !hasLocation() || isReadonly(), + "lng : dictionary is still modified" ); + } + + launchEvent(nEvent, nullptr); +} + +sal_Bool SAL_CALL DictionaryNeo::isActive( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + return bIsActive; +} + +sal_Int32 SAL_CALL DictionaryNeo::getCount( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (bNeedEntries) + loadEntries( aMainURL ); + return static_cast<sal_Int32>(aEntries.size()); +} + +Locale SAL_CALL DictionaryNeo::getLocale( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + return LanguageTag::convertToLocale( nLanguage ); +} + +void SAL_CALL DictionaryNeo::setLocale( const Locale& aLocale ) +{ + MutexGuard aGuard( GetLinguMutex() ); + LanguageType nLanguageP = LinguLocaleToLanguage( aLocale ); + if (!bIsReadonly && nLanguage != nLanguageP) + { + nLanguage = nLanguageP; + bIsModified = true; // new language needs to be saved with dictionary + + launchEvent( DictionaryEventFlags::CHG_LANGUAGE, nullptr ); + } +} + +uno::Reference< XDictionaryEntry > SAL_CALL DictionaryNeo::getEntry( + const OUString& aWord ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (bNeedEntries) + loadEntries( aMainURL ); + + sal_Int32 nPos; + bool bFound = seekEntry( aWord, &nPos, true ); + DBG_ASSERT(!bFound || nPos < static_cast<sal_Int32>(aEntries.size()), "lng : index out of range"); + + return bFound ? aEntries[ nPos ] + : uno::Reference< XDictionaryEntry >(); +} + +sal_Bool SAL_CALL DictionaryNeo::addEntry( + const uno::Reference< XDictionaryEntry >& xDicEntry ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + bool bRes = false; + + if (!bIsReadonly) + { + if (bNeedEntries) + loadEntries( aMainURL ); + bRes = addEntry_Impl( xDicEntry ); + } + + return bRes; +} + +sal_Bool SAL_CALL + DictionaryNeo::add( const OUString& rWord, sal_Bool bIsNegative, + const OUString& rRplcText ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + bool bRes = false; + + if (!bIsReadonly) + { + uno::Reference< XDictionaryEntry > xEntry = + new DicEntry( rWord, bIsNegative, rRplcText ); + bRes = addEntry_Impl( xEntry ); + } + + return bRes; +} + +sal_Bool SAL_CALL DictionaryNeo::remove( const OUString& aWord ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + bool bRemoved = false; + + if (!bIsReadonly) + { + if (bNeedEntries) + loadEntries( aMainURL ); + + sal_Int32 nPos; + bool bFound = seekEntry( aWord, &nPos ); + DBG_ASSERT(!bFound || nPos < static_cast<sal_Int32>(aEntries.size()), "lng : index out of range"); + + // remove element if found + if (bFound) + { + // entry to be removed + uno::Reference< XDictionaryEntry > + xDicEntry( aEntries[ nPos ] ); + DBG_ASSERT(xDicEntry.is(), "lng : dictionary entry is NULL"); + + aEntries.erase(aEntries.begin() + nPos); + + bRemoved = bIsModified = true; + + launchEvent( DictionaryEventFlags::DEL_ENTRY, xDicEntry ); + } + } + + return bRemoved; +} + +sal_Bool SAL_CALL DictionaryNeo::isFull( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (bNeedEntries) + loadEntries( aMainURL ); + return aEntries.size() >= DIC_MAX_ENTRIES; +} + +uno::Sequence< uno::Reference< XDictionaryEntry > > + SAL_CALL DictionaryNeo::getEntries( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (bNeedEntries) + loadEntries( aMainURL ); + return comphelper::containerToSequence(aEntries); +} + + +void SAL_CALL DictionaryNeo::clear( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (!bIsReadonly && !aEntries.empty()) + { + // release all references to old entries + aEntries.clear(); + + bNeedEntries = false; + bIsModified = true; + + launchEvent( DictionaryEventFlags::ENTRIES_CLEARED , nullptr ); + } +} + +sal_Bool SAL_CALL DictionaryNeo::addDictionaryEventListener( + const uno::Reference< XDictionaryEventListener >& xListener ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + bool bRes = false; + if (xListener.is()) + { + sal_Int32 nLen = aDicEvtListeners.getLength(); + bRes = aDicEvtListeners.addInterface( xListener ) != nLen; + } + return bRes; +} + +sal_Bool SAL_CALL DictionaryNeo::removeDictionaryEventListener( + const uno::Reference< XDictionaryEventListener >& xListener ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + bool bRes = false; + if (xListener.is()) + { + sal_Int32 nLen = aDicEvtListeners.getLength(); + bRes = aDicEvtListeners.removeInterface( xListener ) != nLen; + } + return bRes; +} + + +sal_Bool SAL_CALL DictionaryNeo::hasLocation() +{ + MutexGuard aGuard( GetLinguMutex() ); + return !aMainURL.isEmpty(); +} + +OUString SAL_CALL DictionaryNeo::getLocation() +{ + MutexGuard aGuard( GetLinguMutex() ); + return aMainURL; +} + +sal_Bool SAL_CALL DictionaryNeo::isReadonly() +{ + MutexGuard aGuard( GetLinguMutex() ); + + return bIsReadonly; +} + +void SAL_CALL DictionaryNeo::store() +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (bIsModified && hasLocation() && !isReadonly()) + { + if (!saveEntries( aMainURL )) + bIsModified = false; + } +} + +void SAL_CALL DictionaryNeo::storeAsURL( + const OUString& aURL, + const uno::Sequence< beans::PropertyValue >& /*rArgs*/ ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (!saveEntries( aURL )) + { + aMainURL = aURL; + bIsModified = false; + bIsReadonly = IsReadOnly( getLocation() ); + } +} + +void SAL_CALL DictionaryNeo::storeToURL( + const OUString& aURL, + const uno::Sequence< beans::PropertyValue >& /*rArgs*/ ) +{ + MutexGuard aGuard( GetLinguMutex() ); + saveEntries(aURL); +} + + +DicEntry::DicEntry(const OUString &rDicFileWord, + bool bIsNegativWord) +{ + if (!rDicFileWord.isEmpty()) + splitDicFileWord( rDicFileWord, aDicWord, aReplacement ); + bIsNegativ = bIsNegativWord; +} + +DicEntry::DicEntry(const OUString &rDicWord, bool bNegativ, + const OUString &rRplcText) : + aDicWord (rDicWord), + aReplacement (rRplcText), + bIsNegativ (bNegativ) +{ +} + +DicEntry::~DicEntry() +{ +} + +void DicEntry::splitDicFileWord(const OUString &rDicFileWord, + OUString &rDicWord, + OUString &rReplacement) +{ + MutexGuard aGuard( GetLinguMutex() ); + + sal_Int32 nDelimPos = rDicFileWord.indexOf( "==" ); + if (-1 != nDelimPos) + { + sal_Int32 nTriplePos = nDelimPos + 2; + if ( nTriplePos < rDicFileWord.getLength() + && rDicFileWord[ nTriplePos ] == '=' ) + ++nDelimPos; + rDicWord = rDicFileWord.copy( 0, nDelimPos ); + rReplacement = rDicFileWord.copy( nDelimPos + 2 ); + } + else + { + rDicWord = rDicFileWord; + rReplacement.clear(); + } +} + +OUString SAL_CALL DicEntry::getDictionaryWord( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + return aDicWord; +} + +sal_Bool SAL_CALL DicEntry::isNegative( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + return bIsNegativ; +} + +OUString SAL_CALL DicEntry::getReplacementText( ) +{ + MutexGuard aGuard( GetLinguMutex() ); + return aReplacement; +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |