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-rw-r--r--basic/source/sbx/sbxcurr.cxx484
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diff --git a/basic/source/sbx/sbxcurr.cxx b/basic/source/sbx/sbxcurr.cxx
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+/* -*- 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 <rtl/ustrbuf.hxx>
+
+#include <basic/sberrors.hxx>
+#include <basic/sbxvar.hxx>
+#include <o3tl/string_view.hxx>
+#include "sbxconv.hxx"
+
+
+static OUString ImpCurrencyToString( sal_Int64 rVal )
+{
+ bool isNeg = ( rVal < 0 );
+ sal_Int64 absVal = isNeg ? -rVal : rVal;
+
+ sal_Unicode const cDecimalSep = '.';
+
+ OUString aAbsStr = OUString::number( absVal );
+
+ sal_Int32 initialLen = aAbsStr.getLength();
+
+ bool bLessThanOne = false;
+ if ( initialLen <= 4 ) // if less the 1
+ bLessThanOne = true;
+
+ sal_Int32 nCapacity = 6; // minimum e.g. 0.0000
+
+ if ( !bLessThanOne )
+ {
+ nCapacity = initialLen + 1;
+ }
+
+ if ( isNeg )
+ ++nCapacity;
+
+ OUStringBuffer aBuf( nCapacity );
+ aBuf.setLength( nCapacity );
+
+
+ sal_Int32 nDigitCount = 0;
+ sal_Int32 nInsertIndex = nCapacity - 1;
+ sal_Int32 nEndIndex = isNeg ? 1 : 0;
+
+ for ( sal_Int32 charCpyIndex = aAbsStr.getLength() - 1; nInsertIndex >= nEndIndex; ++nDigitCount )
+ {
+ if ( nDigitCount == 4 )
+ aBuf[nInsertIndex--] = cDecimalSep;
+ if ( nDigitCount < initialLen )
+ aBuf[nInsertIndex--] = aAbsStr[ charCpyIndex-- ];
+ else
+ // Handle leading 0's to right of decimal point
+ // Note: in VBA the stringification is a little more complex
+ // but more natural as only the necessary digits
+ // to the right of the decimal places are displayed
+ // It would be great to conditionally be able to display like that too
+
+ // Val OOo (Cur) VBA (Cur)
+ // --- --------- ---------
+ // 0 0.0000 0
+ // 0.1 0.1000 0.1
+
+ aBuf[nInsertIndex--] = '0';
+ }
+ if ( isNeg )
+ aBuf[nInsertIndex] = '-';
+
+ aAbsStr = aBuf.makeStringAndClear();
+ return aAbsStr;
+}
+
+
+static sal_Int64 ImpStringToCurrency( std::u16string_view rStr )
+{
+
+ sal_Int32 nFractDigit = 4;
+
+ sal_Unicode const cDeciPnt = '.';
+ sal_Unicode const c1000Sep = ',';
+
+ // lets use the existing string number conversions
+ // there is a performance impact here ( multiple string copies )
+ // but better I think than a home brewed string parser, if we need a parser
+ // we should share some existing ( possibly from calc is there a currency
+ // conversion there ? #TODO check )
+
+ std::u16string_view sTmp = o3tl::trim( rStr );
+ auto p = sTmp.begin();
+ auto pEnd = sTmp.end();
+
+ // normalise string number by removing thousand & decimal point separators
+ OUStringBuffer sNormalisedNumString( static_cast<sal_Int32>(sTmp.size()) + nFractDigit );
+
+ if ( p != pEnd && (*p == '-' || *p == '+' ) )
+ sNormalisedNumString.append( *p++ );
+
+ while ( p != pEnd && *p >= '0' && *p <= '9' )
+ {
+ sNormalisedNumString.append( *p++ );
+ // #TODO in vba mode set runtime error when a space ( or other )
+ // illegal character is found
+ if( p != pEnd && *p == c1000Sep )
+ p++;
+ }
+
+ bool bRoundUp = false;
+
+ if( p != pEnd && *p == cDeciPnt )
+ {
+ p++;
+ while( nFractDigit && p != pEnd && *p >= '0' && *p <= '9' )
+ {
+ sNormalisedNumString.append( *p++ );
+ nFractDigit--;
+ }
+ // Consume trailing content
+ // Round up if necessary
+ if( p != pEnd && *p >= '5' && *p <= '9' )
+ bRoundUp = true;
+ while( p != pEnd && *p >= '0' && *p <= '9' )
+ p++;
+ }
+ // can we raise error here ? ( previous behaviour was more forgiving )
+ // so... not sure that could break existing code, let's see if anyone
+ // complains.
+
+ if ( p != pEnd )
+ SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+ while( nFractDigit )
+ {
+ sNormalisedNumString.append( '0' );
+ nFractDigit--;
+ }
+
+ sal_Int64 result = sNormalisedNumString.makeStringAndClear().toInt64();
+
+ if ( bRoundUp )
+ ++result;
+ return result;
+}
+
+
+sal_Int64 ImpGetCurrency( const SbxValues* p )
+{
+ SbxValues aTmp;
+ sal_Int64 nRes;
+start:
+ switch( +p->eType )
+ {
+ case SbxERROR:
+ case SbxNULL:
+ SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+ nRes = 0; break;
+ case SbxEMPTY:
+ nRes = 0; break;
+ case SbxCURRENCY:
+ nRes = p->nInt64; break;
+ case SbxBYTE:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nByte);
+ break;
+ case SbxCHAR:
+ nRes = sal_Int64(CURRENCY_FACTOR) * reinterpret_cast<sal_Int64>(p->pChar);
+ break;
+ case SbxBOOL:
+ case SbxINTEGER:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nInteger);
+ break;
+ case SbxUSHORT:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nUShort);
+ break;
+ case SbxLONG:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nLong);
+ break;
+ case SbxULONG:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nULong);
+ break;
+
+ case SbxSALINT64:
+ {
+ nRes = p->nInt64 * CURRENCY_FACTOR; break;
+#if 0
+ // Huh, is the 'break' above intentional? That means this
+ // is unreachable, obviously. Avoid warning by ifdeffing
+ // this out for now. Do not delete this #if 0 block unless
+ // you know for sure the 'break' above is intentional.
+ if ( nRes > SAL_MAX_INT64 )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SAL_MAX_INT64;
+ }
+#endif
+ }
+ case SbxSALUINT64:
+ nRes = p->nInt64 * CURRENCY_FACTOR; break;
+#if 0
+ // As above
+ if ( nRes > SAL_MAX_INT64 )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SAL_MAX_INT64;
+ }
+ else if ( nRes < SAL_MIN_INT64 )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SAL_MIN_INT64;
+ }
+ break;
+#endif
+//TODO: bring back SbxINT64 types here for limits -1 with flag value at SAL_MAX/MIN
+ case SbxSINGLE:
+ if( p->nSingle * CURRENCY_FACTOR + 0.5 > float(SAL_MAX_INT64)
+ || p->nSingle * CURRENCY_FACTOR - 0.5 < float(SAL_MIN_INT64) )
+ {
+ nRes = SAL_MAX_INT64;
+ if( p->nSingle * CURRENCY_FACTOR - 0.5 < float(SAL_MIN_INT64) )
+ nRes = SAL_MIN_INT64;
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW );
+ break;
+ }
+ nRes = ImpDoubleToCurrency( static_cast<double>(p->nSingle) );
+ break;
+
+ case SbxDATE:
+ case SbxDOUBLE:
+ if( p->nDouble * CURRENCY_FACTOR + 0.5 > double(SAL_MAX_INT64)
+ || p->nDouble * CURRENCY_FACTOR - 0.5 < double(SAL_MIN_INT64) )
+ {
+ nRes = SAL_MAX_INT64;
+ if( p->nDouble * CURRENCY_FACTOR - 0.5 < double(SAL_MIN_INT64) )
+ nRes = SAL_MIN_INT64;
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW );
+ break;
+ }
+ nRes = ImpDoubleToCurrency( p->nDouble );
+ break;
+
+ case SbxDECIMAL:
+ case SbxBYREF | SbxDECIMAL:
+ {
+ double d = 0.0;
+ if( p->pDecimal )
+ p->pDecimal->getDouble( d );
+ nRes = ImpDoubleToCurrency( d );
+ break;
+ }
+
+
+ case SbxBYREF | SbxSTRING:
+ case SbxSTRING:
+ case SbxLPSTR:
+ if( !p->pOUString )
+ nRes=0;
+ else
+ nRes = ImpStringToCurrency( *p->pOUString );
+ break;
+ case SbxOBJECT:
+ {
+ SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
+ if( pVal )
+ nRes = pVal->GetCurrency();
+ else
+ {
+ SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT );
+ nRes=0;
+ }
+ break;
+ }
+
+ case SbxBYREF | SbxCHAR:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pChar);
+ break;
+ case SbxBYREF | SbxBYTE:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pByte);
+ break;
+ case SbxBYREF | SbxBOOL:
+ case SbxBYREF | SbxINTEGER:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pInteger);
+ break;
+ case SbxBYREF | SbxERROR:
+ case SbxBYREF | SbxUSHORT:
+ nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pUShort);
+ break;
+
+ // from here on had to be tested
+ case SbxBYREF | SbxLONG:
+ aTmp.nLong = *p->pLong; goto ref;
+ case SbxBYREF | SbxULONG:
+ aTmp.nULong = *p->pULong; goto ref;
+ case SbxBYREF | SbxSINGLE:
+ aTmp.nSingle = *p->pSingle; goto ref;
+ case SbxBYREF | SbxDATE:
+ case SbxBYREF | SbxDOUBLE:
+ aTmp.nDouble = *p->pDouble; goto ref;
+ case SbxBYREF | SbxCURRENCY:
+ case SbxBYREF | SbxSALINT64:
+ aTmp.nInt64 = *p->pnInt64; goto ref;
+ case SbxBYREF | SbxSALUINT64:
+ aTmp.uInt64 = *p->puInt64; goto ref;
+ ref:
+ aTmp.eType = SbxDataType( p->eType & ~SbxBYREF );
+ p = &aTmp; goto start;
+
+ default:
+ SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+ nRes=0;
+ }
+ return nRes;
+}
+
+
+void ImpPutCurrency( SbxValues* p, const sal_Int64 r )
+{
+ SbxValues aTmp;
+start:
+ switch( +p->eType )
+ {
+ // Here are tests necessary
+ case SbxCHAR:
+ aTmp.pChar = &p->nChar; goto direct;
+ case SbxBYTE:
+ aTmp.pByte = &p->nByte; goto direct;
+ case SbxINTEGER:
+ case SbxBOOL:
+ aTmp.pInteger = &p->nInteger; goto direct;
+ case SbxLONG:
+ aTmp.pLong = &p->nLong; goto direct;
+ case SbxULONG:
+ aTmp.pULong = &p->nULong; goto direct;
+ case SbxERROR:
+ case SbxUSHORT:
+ aTmp.pUShort = &p->nUShort; goto direct;
+ direct:
+ aTmp.eType = SbxDataType( p->eType | SbxBYREF );
+ p = &aTmp; goto start;
+
+ // from here no longer
+ case SbxSINGLE:
+ p->nSingle = static_cast<float>( r / CURRENCY_FACTOR ); break;
+ case SbxDATE:
+ case SbxDOUBLE:
+ p->nDouble = ImpCurrencyToDouble( r ); break;
+ case SbxSALUINT64:
+ p->uInt64 = r / CURRENCY_FACTOR; break;
+ case SbxSALINT64:
+ p->nInt64 = r / CURRENCY_FACTOR; break;
+
+ case SbxCURRENCY:
+ p->nInt64 = r; break;
+
+ case SbxDECIMAL:
+ case SbxBYREF | SbxDECIMAL:
+ {
+ SbxDecimal* pDec = ImpCreateDecimal( p );
+ if( !pDec->setDouble( ImpCurrencyToDouble( r ) / CURRENCY_FACTOR ) )
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW );
+ break;
+ }
+ case SbxBYREF | SbxSTRING:
+ case SbxSTRING:
+ case SbxLPSTR:
+ if( !p->pOUString )
+ p->pOUString = new OUString;
+
+ *p->pOUString = ImpCurrencyToString( r );
+ break;
+ case SbxOBJECT:
+ {
+ SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
+ if( pVal )
+ pVal->PutCurrency( r );
+ else
+ SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT );
+ break;
+ }
+ case SbxBYREF | SbxCHAR:
+ {
+ sal_Int64 val = r / CURRENCY_FACTOR;
+ if( val > SbxMAXCHAR )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXCHAR;
+ }
+ else if( val < SbxMINCHAR )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMINCHAR;
+ }
+ *p->pChar = static_cast<sal_Unicode>(val); break;
+ }
+ case SbxBYREF | SbxBYTE:
+ {
+ sal_Int64 val = r / CURRENCY_FACTOR;
+ if( val > SbxMAXBYTE )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXBYTE;
+ }
+ else if( val < 0 )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = 0;
+ }
+ *p->pByte = static_cast<sal_uInt8>(val); break;
+ }
+ case SbxBYREF | SbxINTEGER:
+ case SbxBYREF | SbxBOOL:
+ {
+ sal_Int64 val = r / CURRENCY_FACTOR;
+ if( r > SbxMAXINT )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXINT;
+ }
+ else if( r < SbxMININT )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMININT;
+ }
+ *p->pInteger = static_cast<sal_uInt16>(val); break;
+ }
+ case SbxBYREF | SbxERROR:
+ case SbxBYREF | SbxUSHORT:
+ {
+ sal_Int64 val = r / CURRENCY_FACTOR;
+ if( val > SbxMAXUINT )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXUINT;
+ }
+ else if( val < 0 )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = 0;
+ }
+ *p->pUShort = static_cast<sal_uInt16>(val); break;
+ }
+ case SbxBYREF | SbxLONG:
+ {
+ sal_Int64 val = r / CURRENCY_FACTOR;
+ if( val > SbxMAXLNG )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXLNG;
+ }
+ else if( val < SbxMINLNG )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMINLNG;
+ }
+ *p->pLong = static_cast<sal_Int32>(val); break;
+ }
+ case SbxBYREF | SbxULONG:
+ {
+ sal_Int64 val = r / CURRENCY_FACTOR;
+ if( val > SbxMAXULNG )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXULNG;
+ }
+ else if( val < 0 )
+ {
+ SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = 0;
+ }
+ *p->pULong = static_cast<sal_uInt32>(val); break;
+ }
+ case SbxBYREF | SbxCURRENCY:
+ *p->pnInt64 = r; break;
+ case SbxBYREF | SbxSALINT64:
+ *p->pnInt64 = r / CURRENCY_FACTOR; break;
+ case SbxBYREF | SbxSALUINT64:
+ *p->puInt64 = static_cast<sal_uInt64>(r) / CURRENCY_FACTOR; break;
+ case SbxBYREF | SbxSINGLE:
+ p->nSingle = static_cast<float>( r / CURRENCY_FACTOR ); break;
+ case SbxBYREF | SbxDATE:
+ case SbxBYREF | SbxDOUBLE:
+ *p->pDouble = ImpCurrencyToDouble( r ); break;
+ default:
+ SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */