xref: /aoo42x/main/svx/source/form/ParseContext.cxx (revision 2fe9d24a)

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 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"

#include "svx/ParseContext.hxx"
#include "stringlistresource.hxx"
#include "svx/fmresids.hrc"

#include <svx/dialmgr.hxx>

#include <unotools/syslocale.hxx>
#include <vcl/svapp.hxx>
#include <tools/debug.hxx>
#include <vos/mutex.hxx>

using namespace svxform;
using namespace ::connectivity;
//==========================================================================
//= OSystemParseContext
//==========================================================================
DBG_NAME(OSystemParseContext)
//-----------------------------------------------------------------------------
OSystemParseContext::OSystemParseContext() : IParseContext()
{
	DBG_CTOR(OSystemParseContext,NULL);
	vos::OGuard aGuard( Application::GetSolarMutex() );

    ::svx::StringListResource aKeywords( SVX_RES( RID_RSC_SQL_INTERNATIONAL ) );
    aKeywords.get( m_aLocalizedKeywords );
}

//-----------------------------------------------------------------------------
OSystemParseContext::~OSystemParseContext()
{
	DBG_DTOR(OSystemParseContext,NULL);
}

//-----------------------------------------------------------------------------
::com::sun::star::lang::Locale OSystemParseContext::getPreferredLocale( ) const
{
	return SvtSysLocale().GetLocaleData().getLocale();
}

//-----------------------------------------------------------------------------
::rtl::OUString OSystemParseContext::getErrorMessage(ErrorCode _eCode) const
{
	String aMsg;
	vos::OGuard aGuard( Application::GetSolarMutex() );
	switch (_eCode)
	{
		case ERROR_GENERAL:					aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_ERROR); break;
		case ERROR_VALUE_NO_LIKE:			aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_VALUE_NO_LIKE); break;
		case ERROR_FIELD_NO_LIKE:			aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_FIELD_NO_LIKE); break;
		case ERROR_INVALID_COMPARE:			aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_CRIT_NO_COMPARE); break;
		case ERROR_INVALID_INT_COMPARE:		aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_INT_NO_VALID); break;
		case ERROR_INVALID_DATE_COMPARE:	aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_ACCESS_DAT_NO_VALID); break;
		case ERROR_INVALID_REAL_COMPARE:	aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_REAL_NO_VALID); break;
		case ERROR_INVALID_TABLE:			aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_TABLE); break;
		case ERROR_INVALID_TABLE_OR_QUERY:	aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_TABLE_OR_QUERY); break;
		case ERROR_INVALID_COLUMN:			aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_COLUMN); break;
        case ERROR_INVALID_TABLE_EXIST:     aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_TABLE_EXISTS); break;
        case ERROR_INVALID_QUERY_EXIST:     aMsg = SVX_RES(RID_STR_SVT_SQL_SYNTAX_QUERY_EXISTS); break;
        case ERROR_NONE: break;
	}
	return aMsg;
}

//-----------------------------------------------------------------------------
::rtl::OString OSystemParseContext::getIntlKeywordAscii(InternationalKeyCode _eKey) const
{
    size_t nIndex = 0;
	switch ( _eKey )
	{
		case KEY_LIKE:		nIndex = 0; break;
		case KEY_NOT:		nIndex = 1; break;
		case KEY_NULL:		nIndex = 2; break;
		case KEY_TRUE:		nIndex = 3; break;
		case KEY_FALSE:		nIndex = 4; break;
		case KEY_IS:		nIndex = 5; break;
		case KEY_BETWEEN:	nIndex = 6; break;
		case KEY_OR:		nIndex = 7; break;
		case KEY_AND:		nIndex = 8; break;
		case KEY_AVG:		nIndex = 9; break;
		case KEY_COUNT:		nIndex = 10; break;
		case KEY_MAX:		nIndex = 11; break;
		case KEY_MIN:		nIndex = 12; break;
		case KEY_SUM:		nIndex = 13; break;
        case KEY_EVERY:     nIndex = 14; break;
        case KEY_ANY:       nIndex = 15; break;
        case KEY_SOME:      nIndex = 16; break;
        case KEY_STDDEV_POP: nIndex = 17; break;
        case KEY_STDDEV_SAMP: nIndex = 18; break;
        case KEY_VAR_SAMP:  nIndex = 19; break;
        case KEY_VAR_POP:   nIndex = 20; break;
        case KEY_COLLECT:   nIndex = 21; break;
        case KEY_FUSION:    nIndex = 22; break;
        case KEY_INTERSECTION: nIndex = 23; break;
        case KEY_NONE:
            DBG_ERROR( "OSystemParseContext::getIntlKeywordAscii: illegal argument!" );
            break;
	}

    OSL_ENSURE( nIndex < m_aLocalizedKeywords.size(), "OSystemParseContext::getIntlKeywordAscii: invalid index!" );

	ByteString sKeyword;
    if ( nIndex < m_aLocalizedKeywords.size() )
        sKeyword = ByteString( m_aLocalizedKeywords[nIndex], RTL_TEXTENCODING_UTF8 );
	return sKeyword;
}

//-----------------------------------------------------------------------------
static sal_Unicode lcl_getSeparatorChar( const String& _rSeparator, sal_Unicode _nFallback )
{
	DBG_ASSERT( 0 < _rSeparator.Len(), "::lcl_getSeparatorChar: invalid decimal separator!" );

	sal_Unicode nReturn( _nFallback );
	if ( _rSeparator.Len() )
		nReturn = static_cast< sal_Char >( _rSeparator.GetBuffer( )[0] );
	return nReturn;
}

//-----------------------------------------------------------------------------
sal_Unicode OSystemParseContext::getNumDecimalSep( ) const
{
	return lcl_getSeparatorChar( SvtSysLocale().GetLocaleData().getNumDecimalSep(), '.' );
}

//-----------------------------------------------------------------------------
sal_Unicode OSystemParseContext::getNumThousandSep( ) const
{
	return lcl_getSeparatorChar( SvtSysLocale().GetLocaleData().getNumThousandSep(), ',' );
}
// -----------------------------------------------------------------------------
IParseContext::InternationalKeyCode OSystemParseContext::getIntlKeyCode(const ::rtl::OString& rToken) const
{
	static IParseContext::InternationalKeyCode Intl_TokenID[] =
	{
		KEY_LIKE, KEY_NOT, KEY_NULL, KEY_TRUE,
		KEY_FALSE, KEY_IS, KEY_BETWEEN, KEY_OR,
		KEY_AND, KEY_AVG, KEY_COUNT, KEY_MAX,
		KEY_MIN, KEY_SUM, KEY_EVERY,
        KEY_ANY, KEY_SOME, KEY_STDDEV_POP,
        KEY_STDDEV_SAMP, KEY_VAR_SAMP, KEY_VAR_POP,
        KEY_COLLECT, KEY_FUSION, KEY_INTERSECTION
	};

	sal_uInt32 nCount = sizeof Intl_TokenID / sizeof Intl_TokenID[0];
	for (sal_uInt32 i = 0; i < nCount; i++)
	{
		::rtl::OString aKey = getIntlKeywordAscii(Intl_TokenID[i]);
		if (rToken.equalsIgnoreAsciiCase(aKey))
			return Intl_TokenID[i];
	}

	return KEY_NONE;
}


// =============================================================================
// =============================================================================
namespace
{
	// -----------------------------------------------------------------------------
	::osl::Mutex& getSafetyMutex()
	{
		static ::osl::Mutex s_aSafety;
		return s_aSafety;
	}
	// -----------------------------------------------------------------------------
	oslInterlockedCount& getCounter()
	{
		static oslInterlockedCount s_nCounter;
		return s_nCounter;
	}
	// -----------------------------------------------------------------------------
	OSystemParseContext* getSharedContext(OSystemParseContext* _pContext = NULL,sal_Bool _bSet = sal_False)
	{
		static OSystemParseContext* s_pSharedContext = NULL;
		if ( _pContext && !s_pSharedContext )
        {
			s_pSharedContext = _pContext;
            return s_pSharedContext;
        }
        if ( _bSet )
        {
            OSystemParseContext* pReturn = _pContext ? _pContext : s_pSharedContext;
            s_pSharedContext = _pContext;
            return pReturn;
        }
		return s_pSharedContext;
	}
	// -----------------------------------------------------------------------------
}
// -----------------------------------------------------------------------------
OParseContextClient::OParseContextClient()
{
	::osl::MutexGuard aGuard( getSafetyMutex() );
	if ( 1 == osl_incrementInterlockedCount( &getCounter() ) )
	{	// first instance
		getSharedContext( new OSystemParseContext );
	}
}

// -----------------------------------------------------------------------------
OParseContextClient::~OParseContextClient()
{
	{
		::osl::MutexGuard aGuard( getSafetyMutex() );
		if ( 0 == osl_decrementInterlockedCount( &getCounter() ) )
			delete getSharedContext(NULL,sal_True);
	}
}
// -----------------------------------------------------------------------------
const OSystemParseContext* OParseContextClient::getParseContext() const
{
	return getSharedContext();
}
// -----------------------------------------------------------------------------