Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 476 insertions, 0 deletions

diff --git a/linguistic/workben/sspellimp.cxx b/linguistic/workben/sspellimp.cxx
new file mode 100644
index 000000000..04c5d03d6
--- /dev/null
+++ b/linguistic/workben/sspellimp.cxx
@@ -0,0 +1,476 @@
+/* -*- 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 <com/sun/star/uno/Reference.h>
+#include <com/sun/star/linguistic2/XSearchableDictionaryList.hpp>
+#include <com/sun/star/linguistic2/SpellFailure.hpp>
+#include <com/sun/star/registry/XRegistryKey.hpp>
+#include <cppuhelper/factory.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <tools/debug.hxx>
+#include <osl/mutex.hxx>
+
+#include <sspellimp.hxx>
+
+#include "linguistic/lngprops.hxx"
+#include "linguistic/spelldta.hxx"
+
+using namespace utl;
+using namespace osl;
+using namespace com::sun::star;
+using namespace com::sun::star::beans;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::linguistic2;
+using namespace linguistic;
+
+
+sal_Bool operator == ( const Locale &rL1, const Locale &rL2 )
+{
+    return  rL1.Language ==  rL2.Language   &&
+            rL1.Country  ==  rL2.Country    &&
+            rL1.Variant  ==  rL2.Variant;
+}
+
+
+SpellChecker::SpellChecker() :
+    aEvtListeners   ( GetLinguMutex() ),
+    pPropHelper(NULL),
+    bDisposing(sal_False)
+{
+}
+
+
+SpellChecker::~SpellChecker()
+{
+    if (pPropHelper)
+        pPropHelper->RemoveAsPropListener();
+}
+
+
+PropertyHelper_Spell & SpellChecker::GetPropHelper_Impl()
+{
+    if (!pPropHelper)
+    {
+        Reference< XLinguProperties >   xPropSet = GetLinguProperties();
+
+        pPropHelper = new PropertyHelper_Spell( (XSpellChecker *) this, xPropSet );
+        xPropHelper = pPropHelper;
+        pPropHelper->AddAsPropListener();   //! after a reference is established
+    }
+    return *pPropHelper;
+}
+
+
+Sequence< Locale > SAL_CALL SpellChecker::getLocales()
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    if (!aSuppLocales.getLength())
+    {
+        aSuppLocales.realloc( 3 );
+        Locale *pLocale = aSuppLocales.getArray();
+        pLocale[0] = Locale( "en", "US", OUString() );
+        pLocale[1] = Locale( "de", "DE", OUString() );
+        pLocale[2] = Locale( "de", "CH", OUString() );
+    }
+
+    return aSuppLocales;
+}
+
+
+sal_Bool SAL_CALL SpellChecker::hasLocale(const Locale& rLocale)
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    sal_Bool bRes = sal_False;
+    if (!aSuppLocales.getLength())
+        getLocales();
+    sal_Int32 nLen = aSuppLocales.getLength();
+    for (sal_Int32 i = 0;  i < nLen;  ++i)
+    {
+        const Locale *pLocale = aSuppLocales.getConstArray();
+        if (rLocale == pLocale[i])
+        {
+            bRes = sal_True;
+            break;
+        }
+    }
+    return bRes;
+}
+
+
+sal_Int16 SpellChecker::GetSpellFailure( const OUString &rWord, const Locale & )
+{
+    // Checks whether a word is OK in a given language (Locale) or not, and
+    // provides a failure type for the incorrect ones.
+    // - words with "liss" (case sensitive) as substring will be negative.
+    // - words with 'x' or 'X' will have incorrect spelling.
+    // - words with 's' or 'S' as first letter will have the wrong caption.
+    // - all other words will be OK.
+
+    sal_Int16 nRes = -1;
+
+    String aTmp( rWord );
+    if (aTmp.Len())
+    {
+        if (-1 != aTmp.indexOf( "liss" ))
+        {
+            nRes = SpellFailure::IS_NEGATIVE_WORD;
+        }
+        else if (-1 != aTmp.indexOf( 'x' )  ||
+                 -1 != aTmp.indexOf( 'X' ))
+        {
+            nRes = SpellFailure::SPELLING_ERROR;
+        }
+        else
+        {
+            sal_Unicode cChar = aTmp.GetChar( 0 );
+            if (cChar == 's'  ||  cChar == 'S')
+                nRes = SpellFailure::CAPTION_ERROR;
+        }
+    }
+
+    return nRes;
+}
+
+
+sal_Bool SAL_CALL
+    SpellChecker::isValid( const OUString& rWord, const Locale& rLocale,
+            const PropertyValues& rProperties )
+        throw(IllegalArgumentException, RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+     if (rLocale == Locale()  ||  !rWord.getLength())
+        return sal_True;
+
+    if (!hasLocale( rLocale ))
+#ifdef LINGU_EXCEPTIONS
+        throw( IllegalArgumentException() );
+#else
+        return sal_True;
+#endif
+
+    // Get property values to be used.
+    // These are be the default values set in the SN_LINGU_PROPERTIES
+    // PropertySet which are overridden by the supplied ones from the
+    // last argument.
+    // You'll probably like to use a simpler solution than the provided
+    // one using the PropertyHelper_Spell.
+    PropertyHelper_Spell &rHelper = GetPropHelper();
+    rHelper.SetTmpPropVals( rProperties );
+
+    sal_Int16 nFailure = GetSpellFailure( rWord, rLocale );
+    if (nFailure != -1)
+    {
+        sal_Int16 nLang = LinguLocaleToLanguage( rLocale );
+        // postprocess result for errors that should be ignored
+        if (   (!rHelper.IsSpellUpperCase()  && IsUpper( rWord, nLang ))
+            || (!rHelper.IsSpellWithDigits() && HasDigits( rWord ))
+            || (!rHelper.IsSpellCapitalization()
+                &&  nFailure == SpellFailure::CAPTION_ERROR)
+        )
+            nFailure = -1;
+    }
+    return nFailure == -1;
+}
+
+
+Reference< XSpellAlternatives >
+    SpellChecker::GetProposals( const OUString &rWord, const Locale &rLocale )
+{
+    // Retrieves the return values for the 'spell' function call in case
+    // of a misspelled word.
+    // Especially it may give a list of suggested (correct) words:
+    // - a "liss" substring will be replaced by "liz".
+    // - 'x' or 'X' will be replaced by 'u' or 'U' for the first proposal
+    //   and they will be removed from the word for the second proposal.
+    // - 's' or 'S' as first letter will be changed to the other caption.
+
+    Reference< XSpellAlternatives > xRes;
+
+    String aTmp( rWord );
+    if (aTmp.Len())
+    {
+        sal_Int16 nLang = LinguLocaleToLanguage( rLocale );
+
+        if (-1 != aTmp.indexOf( "liss" ))
+        {
+            aTmp.SearchAndReplaceAllAscii( "liss", "liz" );
+            xRes = new SpellAlternatives( aTmp, nLang,
+                        SpellFailure::IS_NEGATIVE_WORD, css::uno::Sequence< OUString >() );
+        }
+        else if (-1 != aTmp.indexOf( 'x' )  ||
+                 -1 != aTmp.indexOf( 'X' ))
+        {
+            Sequence< OUString > aStr( 2 );
+            OUString *pStr = aStr.getArray();
+            String  aAlt1( aTmp ),
+                    aAlt2( aTmp );
+            aAlt1.SearchAndReplaceAll( 'x', 'u');
+            aAlt1.SearchAndReplaceAll( 'X', 'U');
+            aAlt2 = aAlt2.replaceAll("x", "").replaceAll("X", "");
+            pStr[0] = aAlt1;
+            pStr[1] = aAlt2;
+
+            SpellAlternatives *pAlt = new SpellAlternatives;
+            pAlt->SetWordLanguage( aTmp, nLang );
+            pAlt->SetFailureType( SpellFailure::SPELLING_ERROR );
+            pAlt->SetAlternatives( aStr );
+
+            xRes = pAlt;
+        }
+        else
+        {
+            sal_Unicode cChar = aTmp.GetChar( 0 );
+            if (cChar == 's'  ||  cChar == 'S')
+            {
+                sal_Unicode cNewChar = cChar == 's' ?
+                        'S': 's';
+                aTmp.GetBufferAccess()[0] = cNewChar;
+                xRes = new SpellAlternatives( aTmp, nLang,
+                        SpellFailure::CAPTION_ERROR, css::uno::Sequence< OUString >() );
+            }
+        }
+    }
+
+    return xRes;
+}
+
+
+Reference< XSpellAlternatives > SAL_CALL
+    SpellChecker::spell( const OUString& rWord, const Locale& rLocale,
+            const PropertyValues& rProperties )
+        throw(IllegalArgumentException, RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+     if (rLocale == Locale()  ||  !rWord.getLength())
+        return NULL;
+
+    if (!hasLocale( rLocale ))
+#ifdef LINGU_EXCEPTIONS
+        throw( IllegalArgumentException() );
+#else
+        return NULL;
+#endif
+
+    Reference< XSpellAlternatives > xAlt;
+    if (!isValid( rWord, rLocale, rProperties ))
+    {
+        xAlt =  GetProposals( rWord, rLocale );
+    }
+    return xAlt;
+}
+
+
+Reference< XInterface > SAL_CALL SpellChecker_CreateInstance(
+            const Reference< XMultiServiceFactory > & )
+        throw(Exception)
+{
+    Reference< XInterface > xService = (cppu::OWeakObject*) new SpellChecker;
+    return xService;
+}
+
+
+sal_Bool SAL_CALL
+    SpellChecker::addLinguServiceEventListener(
+            const Reference< XLinguServiceEventListener >& rxLstnr )
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    sal_Bool bRes = sal_False;
+    if (!bDisposing && rxLstnr.is())
+    {
+        bRes = GetPropHelper().addLinguServiceEventListener( rxLstnr );
+    }
+    return bRes;
+}
+
+
+sal_Bool SAL_CALL
+    SpellChecker::removeLinguServiceEventListener(
+            const Reference< XLinguServiceEventListener >& rxLstnr )
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    sal_Bool bRes = sal_False;
+    if (!bDisposing && rxLstnr.is())
+    {
+        DBG_ASSERT( xPropHelper.is(), "xPropHelper non existent" );
+        bRes = GetPropHelper().removeLinguServiceEventListener( rxLstnr );
+    }
+    return bRes;
+}
+
+
+OUString SAL_CALL
+    SpellChecker::getServiceDisplayName( const Locale& )
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+    return OUString( "OpenOffice example spellchecker" );
+}
+
+
+void SAL_CALL
+    SpellChecker::initialize( const Sequence< Any >& rArguments )
+        throw(Exception, RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    if (!pPropHelper)
+    {
+        sal_Int32 nLen = rArguments.getLength();
+        if (2 == nLen)
+        {
+            Reference< XPropertySet >   xPropSet;
+            rArguments.getConstArray()[0] >>= xPropSet;
+
+            //! Pointer allows for access of the non-UNO functions.
+            //! And the reference to the UNO-functions while increasing
+            //! the ref-count and will implicitly free the memory
+            //! when the object is no longer used.
+            pPropHelper = new PropertyHelper_Spell( (XSpellChecker *) this, xPropSet );
+            xPropHelper = pPropHelper;
+            pPropHelper->AddAsPropListener();   //! after a reference is established
+        }
+        else
+            OSL_FAIL( "wrong number of arguments in sequence" );
+    }
+}
+
+
+void SAL_CALL
+    SpellChecker::dispose()
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    if (!bDisposing)
+    {
+        bDisposing = sal_True;
+        EventObject aEvtObj( (XSpellChecker *) this );
+        aEvtListeners.disposeAndClear( aEvtObj );
+    }
+}
+
+
+void SAL_CALL
+    SpellChecker::addEventListener( const Reference< XEventListener >& rxListener )
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    if (!bDisposing && rxListener.is())
+        aEvtListeners.addInterface( rxListener );
+}
+
+
+void SAL_CALL
+    SpellChecker::removeEventListener( const Reference< XEventListener >& rxListener )
+        throw(RuntimeException)
+{
+    MutexGuard  aGuard( GetLinguMutex() );
+
+    if (!bDisposing && rxListener.is())
+        aEvtListeners.removeInterface( rxListener );
+}
+
+
+// Service specific part
+
+OUString SAL_CALL SpellChecker::getImplementationName()
+        throw(RuntimeException)
+{
+    return getImplementationName_Static();
+}
+
+
+sal_Bool SAL_CALL SpellChecker::supportsService( const OUString& ServiceName )
+        throw(RuntimeException)
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+Sequence< OUString > SAL_CALL SpellChecker::getSupportedServiceNames()
+        throw(RuntimeException)
+{
+    return getSupportedServiceNames_Static();
+}
+
+
+Sequence< OUString > SpellChecker::getSupportedServiceNames_Static()
+        throw()
+{
+    Sequence< OUString > aSNS { SN_SPELLCHECKER };
+    return aSNS;
+}
+
+
+sal_Bool SAL_CALL SpellChecker_writeInfo(
+            void * /*pServiceManager*/, registry::XRegistryKey * pRegistryKey )
+{
+    try
+    {
+        OUString aImpl( "/" + SpellChecker::getImplementationName_Static().getStr() +
+            "/UNO/SERVICES" );
+
+        Reference< registry::XRegistryKey > xNewKey =
+                pRegistryKey->createKey( aImpl );
+        Sequence< OUString > aServices =
+                SpellChecker::getSupportedServiceNames_Static();
+        for( sal_Int32 i = 0; i < aServices.getLength(); i++ )
+            xNewKey->createKey( aServices.getConstArray()[i] );
+
+        return sal_True;
+    }
+    catch(Exception &)
+    {
+        return sal_False;
+    }
+}
+
+
+void * SAL_CALL SpellChecker_getFactory( const char * pImplName,
+            XMultiServiceFactory * pServiceManager, void *  )
+{
+    void * pRet = 0;
+    if ( SpellChecker::getImplementationName_Static().equalsAscii( pImplName ) )
+    {
+        Reference< XSingleServiceFactory > xFactory =
+            cppu::createOneInstanceFactory(
+                pServiceManager,
+                SpellChecker::getImplementationName_Static(),
+                SpellChecker_CreateInstance,
+                SpellChecker::getSupportedServiceNames_Static());
+        // acquire, because we return an interface pointer instead of a reference
+        xFactory->acquire();
+        pRet = xFactory.get();
+    }
+    return pRet;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */