/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"



#include <tools/debug.hxx>
#include <sfx2/app.hxx>
#include <svl/itemprop.hxx>

#include "scitems.hxx"
#include "funcuno.hxx"
#include "miscuno.hxx"
#include "cellsuno.hxx"
#include "scdll.hxx"
#include "document.hxx"
#include "compiler.hxx"
#include "formula/errorcodes.hxx"
#include "callform.hxx"
#include "addincol.hxx"
#include "rangeseq.hxx"
#include "cell.hxx"
#include "docoptio.hxx"
#include "optuno.hxx"
#include <docuno.hxx>
// for lcl_CopyData:
#include "markdata.hxx"
#include "patattr.hxx"
#include "docpool.hxx"
#include "attrib.hxx"
#include "clipparam.hxx"
#include "dociter.hxx"

using namespace com::sun::star;

//------------------------------------------------------------------------

//	registered as implementation for service FunctionAccess,
//	also supports service SpreadsheetDocumentSettings (to set null date etc.)

#define SCFUNCTIONACCESS_SERVICE	"com.sun.star.sheet.FunctionAccess"
#define SCDOCSETTINGS_SERVICE		"com.sun.star.sheet.SpreadsheetDocumentSettings"

//------------------------------------------------------------------------

// helper to use cached document if not in use, temporary document otherwise

class ScTempDocSource
{
private:
    ScTempDocCache&	rCache;
    ScDocument*		pTempDoc;

    static ScDocument*	CreateDocument();		// create and initialize doc

public:
                ScTempDocSource( ScTempDocCache& rDocCache );
                ~ScTempDocSource();

    ScDocument*		GetDocument();
};

//------------------------------------------------------------------------

ScDocument* ScTempDocSource::CreateDocument()
{
    ScDocument* pDoc = new ScDocument;					// SCDOCMODE_DOCUMENT
    pDoc->MakeTable( 0 );
    return pDoc;
}

ScTempDocSource::ScTempDocSource( ScTempDocCache& rDocCache ) :
    rCache( rDocCache ),
    pTempDoc( NULL )
{
    if ( rCache.IsInUse() )
        pTempDoc = CreateDocument();
    else
    {
        rCache.SetInUse( sal_True );
        if ( !rCache.GetDocument() )
            rCache.SetDocument( CreateDocument() );
    }
}

ScTempDocSource::~ScTempDocSource()
{
    if ( pTempDoc )
        delete pTempDoc;
    else
        rCache.SetInUse( false );
}

ScDocument* ScTempDocSource::GetDocument()
{
    if ( pTempDoc )
        return pTempDoc;
    else
        return rCache.GetDocument();
}

//------------------------------------------------------------------------

ScTempDocCache::ScTempDocCache() :
    pDoc( NULL ),
    bInUse( false )
{
}

ScTempDocCache::~ScTempDocCache()
{
    DBG_ASSERT( !bInUse, "ScTempDocCache dtor: bInUse" );
    delete pDoc;
}

void ScTempDocCache::SetDocument( ScDocument* pNew )
{
    DBG_ASSERT( !pDoc, "ScTempDocCache::SetDocument: already set" );
    pDoc = pNew;
}

void ScTempDocCache::Clear()
{
    DBG_ASSERT( !bInUse, "ScTempDocCache::Clear: bInUse" );
    delete pDoc;
    pDoc = NULL;
}

//------------------------------------------------------------------------

//	copy results from one document into another
//!	merge this with ScAreaLink::Refresh
//!	copy directly without a clipboard document?

sal_Bool lcl_CopyData( ScDocument* pSrcDoc, const ScRange& rSrcRange,
                    ScDocument* pDestDoc, const ScAddress& rDestPos )
{
    SCTAB nSrcTab = rSrcRange.aStart.Tab();
    SCTAB nDestTab = rDestPos.Tab();

    ScRange aNewRange( rDestPos, ScAddress(
                rSrcRange.aEnd.Col() - rSrcRange.aStart.Col() + rDestPos.Col(),
                rSrcRange.aEnd.Row() - rSrcRange.aStart.Row() + rDestPos.Row(),
                nDestTab ) );

    ScDocument* pClipDoc = new ScDocument( SCDOCMODE_CLIP );
    ScMarkData aSourceMark;
    aSourceMark.SelectOneTable( nSrcTab );		// for CopyToClip
    aSourceMark.SetMarkArea( rSrcRange );
    ScClipParam aClipParam(rSrcRange, false);
    pSrcDoc->CopyToClip(aClipParam, pClipDoc, &aSourceMark, false);

    if ( pClipDoc->HasAttrib( 0,0,nSrcTab, MAXCOL,MAXROW,nSrcTab,
                                HASATTR_MERGED | HASATTR_OVERLAPPED ) )
    {
        ScPatternAttr aPattern( pSrcDoc->GetPool() );
        aPattern.GetItemSet().Put( ScMergeAttr() );				// Defaults
        aPattern.GetItemSet().Put( ScMergeFlagAttr() );
        pClipDoc->ApplyPatternAreaTab( 0,0, MAXCOL,MAXROW, nSrcTab, aPattern );
    }

    // If the range contains formula cells with default number format,
    // apply a number format for the formula result
    ScCellIterator aIter( pClipDoc, rSrcRange );
    ScBaseCell* pCell = aIter.GetFirst();
    while (pCell)
    {
        if (pCell->GetCellType() == CELLTYPE_FORMULA)
        {
            ScAddress aCellPos = aIter.GetPos();
            sal_uInt32 nFormat = pClipDoc->GetNumberFormat(aCellPos);
            if ( (nFormat % SV_COUNTRY_LANGUAGE_OFFSET) == 0 )
            {
                ScFormulaCell* pFCell = static_cast<ScFormulaCell*>(pCell);
                sal_uInt16 nErrCode = pFCell->GetErrCode();
                if ( nErrCode == 0 && pFCell->IsValue() )
                {
                    sal_uInt32 nNewFormat = pFCell->GetStandardFormat( *pClipDoc->GetFormatTable(), nFormat );
                    if ( nNewFormat != nFormat )
                        pClipDoc->ApplyAttr( aCellPos.Col(), aCellPos.Row(), aCellPos.Tab(),
                                             SfxUInt32Item( ATTR_VALUE_FORMAT, nNewFormat ) );
                }
            }
        }
        pCell = aIter.GetNext();
    }

    ScMarkData aDestMark;
    aDestMark.SelectOneTable( nDestTab );
    aDestMark.SetMarkArea( aNewRange );
    pDestDoc->CopyFromClip( aNewRange, aDestMark, IDF_ALL & ~IDF_FORMULA, NULL, pClipDoc, false );

    delete pClipDoc;
    return sal_True;
}

//------------------------------------------------------------------------

ScFunctionAccess::ScFunctionAccess() :
    pOptions( NULL ),
    aPropertyMap( ScDocOptionsHelper::GetPropertyMap() ),
    mbArray( true ),    // default according to behaviour of older Office versions
    mbValid( true )
{
    StartListening( *SFX_APP() );		// for SFX_HINT_DEINITIALIZING
}

ScFunctionAccess::~ScFunctionAccess()
{
    delete pOptions;
}

void ScFunctionAccess::Notify( SfxBroadcaster&, const SfxHint& rHint )
{
    if ( rHint.ISA(SfxSimpleHint) &&
        ((SfxSimpleHint&)rHint).GetId() == SFX_HINT_DEINITIALIZING )
    {
        //	document must not be used anymore
        aDocCache.Clear();
        mbValid = false;
    }
}

// stuff for exService_...

uno::Reference<uno::XInterface>	SAL_CALL ScFunctionAccess_CreateInstance(
                        const uno::Reference<lang::XMultiServiceFactory>& )
{
    SolarMutexGuard aGuard;
    ScDLL::Init();
    static uno::Reference< uno::XInterface > xInst((::cppu::OWeakObject*) new ScFunctionAccess);
    return xInst;
}

rtl::OUString ScFunctionAccess::getImplementationName_Static()
{
    return rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "stardiv.StarCalc.ScFunctionAccess" ));
}

uno::Sequence<rtl::OUString> ScFunctionAccess::getSupportedServiceNames_Static()
{
    uno::Sequence<rtl::OUString> aRet(1);
    rtl::OUString* pArray = aRet.getArray();
    pArray[0] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( SCFUNCTIONACCESS_SERVICE ));
    return aRet;
}

// XServiceInfo

rtl::OUString SAL_CALL ScFunctionAccess::getImplementationName() throw(uno::RuntimeException)
{
    return rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "ScFunctionAccess") );
}

sal_Bool SAL_CALL ScFunctionAccess::supportsService( const rtl::OUString& rServiceName )
                                                    throw(uno::RuntimeException)
{
    String aServiceStr(rServiceName);
    return aServiceStr.EqualsAscii( SCFUNCTIONACCESS_SERVICE ) ||
           aServiceStr.EqualsAscii( SCDOCSETTINGS_SERVICE );
}

uno::Sequence<rtl::OUString> SAL_CALL ScFunctionAccess::getSupportedServiceNames()
                                                    throw(uno::RuntimeException)
{
    uno::Sequence<rtl::OUString> aRet(2);
    rtl::OUString* pArray = aRet.getArray();
    pArray[0] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( SCFUNCTIONACCESS_SERVICE ));
    pArray[1] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( SCDOCSETTINGS_SERVICE ));
    return aRet;
}

// XPropertySet (document settings)

uno::Reference<beans::XPropertySetInfo> SAL_CALL ScFunctionAccess::getPropertySetInfo()
                                                        throw(uno::RuntimeException)
{
    SolarMutexGuard aGuard;
    static uno::Reference<beans::XPropertySetInfo> aRef(
        new SfxItemPropertySetInfo( &aPropertyMap ));
    return aRef;
}

void SAL_CALL ScFunctionAccess::setPropertyValue(
                        const rtl::OUString& aPropertyName, const uno::Any& aValue )
                throw(beans::UnknownPropertyException, beans::PropertyVetoException,
                        lang::IllegalArgumentException, lang::WrappedTargetException,
                        uno::RuntimeException)
{
    SolarMutexGuard aGuard;

    if( aPropertyName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "IsArrayFunction" ) ) )
    {
        if( !(aValue >>= mbArray) )
            throw lang::IllegalArgumentException();
    }
    else
    {
        if ( !pOptions )
            pOptions = new ScDocOptions();

        // options aren't initialized from configuration - always get the same default behaviour

        sal_Bool bDone = ScDocOptionsHelper::setPropertyValue( *pOptions, aPropertyMap, aPropertyName, aValue );
        if (!bDone)
            throw beans::UnknownPropertyException();
    }
}

uno::Any SAL_CALL ScFunctionAccess::getPropertyValue( const rtl::OUString& aPropertyName )
                throw(beans::UnknownPropertyException, lang::WrappedTargetException,
                        uno::RuntimeException)
{
    SolarMutexGuard aGuard;

    if( aPropertyName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "IsArrayFunction" ) ) )
        return uno::Any( mbArray );

    if ( !pOptions )
        pOptions = new ScDocOptions();

    // options aren't initialized from configuration - always get the same default behaviour

    return ScDocOptionsHelper::getPropertyValue( *pOptions, aPropertyMap, aPropertyName );
}

SC_IMPL_DUMMY_PROPERTY_LISTENER( ScFunctionAccess )

// XFunctionAccess

sal_Bool lcl_AddFunctionToken( ScTokenArray& rArray, const rtl::OUString& rName,const ScCompiler& rCompiler )
{
    // function names are always case-insensitive
    String aUpper( ScGlobal::pCharClass->upper( rName ) );

    // same options as in ScCompiler::IsOpCode:
    // 1. built-in function name

    OpCode eOp = rCompiler.GetEnglishOpCode( aUpper );
    if ( eOp != ocNone )
    {
        rArray.AddOpCode( eOp );
        return sal_True;
    }

    // 2. old add in functions

    sal_uInt16 nIndex;
    if ( ScGlobal::GetFuncCollection()->SearchFunc( aUpper, nIndex ) )
    {
        rArray.AddExternal( aUpper.GetBuffer() );
        return sal_True;
    }

    // 3. new (uno) add in functions

    String aIntName(ScGlobal::GetAddInCollection()->FindFunction( aUpper, false ));
    if (aIntName.Len())
    {
        rArray.AddExternal( aIntName.GetBuffer() );		// international name
        return sal_True;
    }

    return false;		// no valid function name
}

void lcl_AddRef( ScTokenArray& rArray, long nStartRow, long nColCount, long nRowCount )
{
    ScComplexRefData aRef;
    aRef.InitFlags();
    aRef.Ref1.nTab = 0;
    aRef.Ref2.nTab = 0;
    aRef.Ref1.nCol = 0;
    aRef.Ref1.nRow = (SCROW) nStartRow;
    aRef.Ref2.nCol = (SCCOL) (nColCount - 1);
    aRef.Ref2.nRow = (SCROW) (nStartRow + nRowCount - 1);
    rArray.AddDoubleReference(aRef);
}

class SimpleVisitor
{
protected:
    bool mbArgError;
    ScDocument* mpDoc;
public:
    SimpleVisitor( ScDocument* pDoc ) : mbArgError( false ), mpDoc( pDoc ) {}
    // could possibly just get away with JUST the following overload
    // 1) virtual void visitElem( long& nCol, long& nRow, const double& elem )
    // 2) virtual void visitElem( long& nCol, long& nRow, const rtl::OUString& elem )
    // 3) virtual void visitElem( long& nCol, long& nRow, const uno::Any& elem )
    // the other types methods are here just to reflect the orig code and for 
    // completeness. 

    void visitElem( long nCol, long nRow, const sal_Int16& elem )
    {
        mpDoc->SetValue( (SCCOL) nCol, (SCROW) nRow, 0, elem );
    }
    void visitElem( long nCol, long nRow, const sal_Int32& elem )
    {
        mpDoc->SetValue( (SCCOL) nCol, (SCROW) nRow, 0, elem );
    }
    void visitElem( long nCol, long nRow, const double& elem )
    {
        mpDoc->SetValue( (SCCOL) nCol, (SCROW) nRow, 0, elem );
    }
    void visitElem( long nCol, long nRow, const rtl::OUString& elem )
    {
        if ( elem.getLength() )
            mpDoc->PutCell( (SCCOL) nCol, (SCROW) nRow, 0,
                                        new ScStringCell( elem ) );
    }
    void visitElem( long nCol, long nRow, const uno::Any& rElement )
    {
        uno::TypeClass eElemClass = rElement.getValueTypeClass();
        if ( eElemClass == uno::TypeClass_VOID )
        {
            // leave empty
        }
        else if ( eElemClass == uno::TypeClass_BYTE ||
                    eElemClass == uno::TypeClass_SHORT ||
                    eElemClass == uno::TypeClass_UNSIGNED_SHORT ||
                    eElemClass == uno::TypeClass_LONG ||
                    eElemClass == uno::TypeClass_UNSIGNED_LONG ||
                    eElemClass == uno::TypeClass_FLOAT ||
                    eElemClass == uno::TypeClass_DOUBLE )
        {
            //	accept integer types because Basic passes a floating point
            //	variable as byte, short or long if it's an integer number.
            double fVal(0.0);
            rElement >>= fVal;
            visitElem( nCol, nRow, fVal );
        }
        else if ( eElemClass == uno::TypeClass_STRING )
        {
            rtl::OUString aUStr;
            rElement >>= aUStr;
            visitElem( nCol, nRow, aUStr );
        }
        else
            mbArgError = true;
    }
    bool hasArgError() const { return mbArgError; }
};
    
template< class seq >
class SequencesContainer 
{
    uno::Sequence< uno::Sequence< seq > > maSeq;
    
    long& mrDocRow;
    bool mbOverflow;
    bool mbArgError;
    ScDocument* mpDoc;
    ScTokenArray& mrTokenArr;
        
public:
    SequencesContainer( const uno::Any& rArg, ScTokenArray& rTokenArr, long& rDocRow, ScDocument* pDoc ) :
        mrDocRow( rDocRow ), mbOverflow(false), mbArgError(false), mpDoc( pDoc ), mrTokenArr( rTokenArr )
    { 
        rArg >>= maSeq; 
    }

    void process()
    {
        SimpleVisitor aVisitor(mpDoc);
        long nStartRow = mrDocRow;
        long nRowCount = maSeq.getLength();
        long nMaxColCount = 0;
        const uno::Sequence< seq >* pRowArr = maSeq.getConstArray();		
        for ( long nRow=0; nRow<nRowCount; nRow++ )
        {
            long nColCount = pRowArr[nRow].getLength();
            if ( nColCount > nMaxColCount )
                nMaxColCount = nColCount;
            const seq* pColArr = pRowArr[nRow].getConstArray();
            for (long nCol=0; nCol<nColCount; nCol++)
                if ( nCol <= MAXCOL && mrDocRow <= MAXROW )
                    aVisitor.visitElem( nCol, mrDocRow, pColArr[ nCol ] );	
                else
                    mbOverflow=true;
            mrDocRow++;
        }
        mbArgError = aVisitor.hasArgError();
        if ( nRowCount && nMaxColCount && !mbOverflow )
            lcl_AddRef( mrTokenArr, nStartRow, nMaxColCount, nRowCount );
    }
    bool getOverflow() const { return mbOverflow; }
    bool getArgError() const { return mbArgError; }
};

template <class T>
class ArrayOfArrayProc
{
public:
static void processSequences( ScDocument* pDoc, const uno::Any& rArg, ScTokenArray& rTokenArr,
                                long& rDocRow, sal_Bool& rArgErr, sal_Bool& rOverflow )
{
    SequencesContainer< T > aContainer( rArg, rTokenArr, rDocRow, pDoc );
    aContainer.process();
    rArgErr = aContainer.getArgError();
    rOverflow = aContainer.getOverflow();
} 
};

uno::Any SAL_CALL ScFunctionAccess::callFunction( const rtl::OUString& aName,
                            const uno::Sequence<uno::Any>& aArguments )
                throw(container::NoSuchElementException, lang::IllegalArgumentException,
                        uno::RuntimeException)
{
    SolarMutexGuard aGuard;

    if (!mbValid)
        throw uno::RuntimeException();

    // use cached document if not in use, temporary document otherwise
    //	(deleted in ScTempDocSource dtor)
    ScTempDocSource aSource( aDocCache );
    ScDocument* pDoc = aSource.GetDocument();
    const static SCTAB nTempSheet = 1;
    // Create an extra tab to contain the Function Cell
    // this will allow full rows to be used.
    if ( !pDoc->HasTable( nTempSheet ) )
        pDoc->MakeTable( nTempSheet );

    /// TODO: check
    ScAddress aAdr;
    ScCompiler aCompiler(pDoc,aAdr);
    aCompiler.SetGrammar(pDoc->GetGrammar());

    //
    //	find function
    //

    ScTokenArray aTokenArr;
    if ( !lcl_AddFunctionToken( aTokenArr, aName,aCompiler ) )
    {
        // function not found
        throw container::NoSuchElementException();
    }

    //
    //	set options (null date, etc.)
    //

    if ( pOptions )
        pDoc->SetDocOptions( *pOptions );

    //
    //	add arguments to token array
    //

    sal_Bool bArgErr = false;
    sal_Bool bOverflow = false;
    long nDocRow = 0;
    long nArgCount = aArguments.getLength();
    const uno::Any* pArgArr = aArguments.getConstArray();

    aTokenArr.AddOpCode(ocOpen);
    for (long nPos=0; nPos<nArgCount; nPos++)
    {
        if ( nPos > 0 )
            aTokenArr.AddOpCode(ocSep);

        const uno::Any& rArg = pArgArr[nPos];

        uno::TypeClass eClass = rArg.getValueTypeClass();
        uno::Type aType = rArg.getValueType();
        if ( eClass == uno::TypeClass_BYTE ||
             eClass == uno::TypeClass_BOOLEAN ||
             eClass == uno::TypeClass_SHORT ||
             eClass == uno::TypeClass_UNSIGNED_SHORT ||
             eClass == uno::TypeClass_LONG ||
             eClass == uno::TypeClass_UNSIGNED_LONG ||
             eClass == uno::TypeClass_FLOAT ||
             eClass == uno::TypeClass_DOUBLE )
        {
            //	accept integer types because Basic passes a floating point
            //	variable as byte, short or long if it's an integer number.
            double fVal = 0;
            rArg >>= fVal;
            aTokenArr.AddDouble( fVal );
        }
        else if ( eClass == uno::TypeClass_STRING )
        {
            rtl::OUString aUStr;
            rArg >>= aUStr;
            String aStr( aUStr );
            aTokenArr.AddString( aStr.GetBuffer() );
        }
        else if ( aType.equals( getCppuType( (uno::Sequence< uno::Sequence<sal_Int16> > *)0 ) ) )
        {
            ArrayOfArrayProc<sal_Int16>::processSequences( pDoc, rArg, aTokenArr, nDocRow, bArgErr, bOverflow );	
        }
        else if ( aType.equals( getCppuType( (uno::Sequence< uno::Sequence<sal_Int32> > *)0 ) ) )
        {
            ArrayOfArrayProc<sal_Int32>::processSequences( pDoc, rArg, aTokenArr, nDocRow, bArgErr, bOverflow );	
        }
        else if ( aType.equals( getCppuType( (uno::Sequence< uno::Sequence<double> > *)0 ) ) )
        {
            ArrayOfArrayProc<double>::processSequences( pDoc, rArg, aTokenArr, nDocRow, bArgErr, bOverflow );	
        }
        else if ( aType.equals( getCppuType( (uno::Sequence< uno::Sequence<rtl::OUString> > *)0 ) ) )
        {
            ArrayOfArrayProc<rtl::OUString>::processSequences( pDoc, rArg, aTokenArr, nDocRow, bArgErr, bOverflow );	
        }
        else if ( aType.equals( getCppuType( (uno::Sequence< uno::Sequence<uno::Any> > *)0 ) ) )
        {
            ArrayOfArrayProc<uno::Any>::processSequences( pDoc, rArg, aTokenArr, nDocRow, bArgErr, bOverflow );	
        }
        else if ( aType.equals( getCppuType( (uno::Reference<table::XCellRange>*)0 ) ) )
        {
            // currently, only our own cell ranges are supported

            uno::Reference<table::XCellRange> xRange(rArg, uno::UNO_QUERY);
            ScCellRangesBase* pImpl = ScCellRangesBase::getImplementation( xRange );
            if ( pImpl )
            {
                ScDocument* pSrcDoc = pImpl->GetDocument();
                const ScRangeList& rRanges = pImpl->GetRangeList();
                if ( pSrcDoc && rRanges.size() == 1 )
                {
                    ScRange aSrcRange = *rRanges[ 0 ];

                    long nStartRow = nDocRow;
                    long nColCount = aSrcRange.aEnd.Col() - aSrcRange.aStart.Col() + 1;
                    long nRowCount = aSrcRange.aEnd.Row() - aSrcRange.aStart.Row() + 1;

                    if ( nStartRow + nRowCount > MAXROWCOUNT )
                        bOverflow = sal_True;
                    else
                    {
                        // copy data
                        if ( !lcl_CopyData( pSrcDoc, aSrcRange, pDoc, ScAddress( 0, (SCROW)nDocRow, 0 ) ) )
                            bOverflow = sal_True;
                    }

                    nDocRow += nRowCount;
                    if ( !bOverflow )
                        lcl_AddRef( aTokenArr, nStartRow, nColCount, nRowCount );
                }
                else
                    bArgErr = sal_True;
            }
            else
                bArgErr = sal_True;
        }
        else
            bArgErr = sal_True;					// invalid type
    }
    aTokenArr.AddOpCode(ocClose);
    aTokenArr.AddOpCode(ocStop);

    //
    //	execute formula
    //

    uno::Any aRet;
    if ( !bArgErr && !bOverflow && nDocRow <= MAXROWCOUNT )
    {
        ScAddress aFormulaPos( 0, 0, nTempSheet );
        // GRAM_PODF_A1 doesn't really matter for the token array but fits with
        // other API compatibility grammars.
        ScFormulaCell* pFormula = new ScFormulaCell( pDoc, aFormulaPos,
                &aTokenArr, formula::FormulaGrammar::GRAM_PODF_A1, (sal_uInt8)(mbArray ? MM_FORMULA : MM_NONE) );
        pDoc->PutCell( aFormulaPos, pFormula );		//! necessary?

        //	call GetMatrix before GetErrCode because GetMatrix always recalculates
        //	if there is no matrix result

        const ScMatrix* pMat = mbArray ? pFormula->GetMatrix() : 0;
        sal_uInt16 nErrCode = pFormula->GetErrCode();
        if ( nErrCode == 0 )
        {
            if ( pMat )
            {
                // array result
                ScRangeToSequence::FillMixedArray( aRet, pMat );
            }
            else if ( pFormula->IsValue() )
            {
                // numeric value
                aRet <<= (double) pFormula->GetValue();
            }
            else
            {
                // string result
                String aStrVal;
                pFormula->GetString( aStrVal );
                aRet <<= rtl::OUString( aStrVal );
            }
        }
        else if ( nErrCode == NOTAVAILABLE )
        {
            // #N/A: leave result empty, no exception
        }
        else
        {
            //	any other error: IllegalArgumentException
            bArgErr = sal_True;
        }

        pDoc->DeleteAreaTab( 0, 0, MAXCOL, MAXROW, 0, IDF_ALL );
        pDoc->DeleteAreaTab( 0, 0, 0, 0, nTempSheet, IDF_ALL );
    }

    if (bOverflow)
        throw uno::RuntimeException();

    if (bArgErr)
        throw lang::IllegalArgumentException();

    return aRet;
}


/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
