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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: externallinkfragment.cxx,v $
* $Revision: 1.4 $
*
* 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.
*
************************************************************************/
#include "oox/xls/externallinkfragment.hxx"
#include "oox/helper/attributelist.hxx"
#include "oox/xls/biffinputstream.hxx"
#include "oox/xls/defnamesbuffer.hxx"
#include "oox/xls/sheetdatacontext.hxx"
#include "oox/xls/unitconverter.hxx"
using ::rtl::OUString;
using ::com::sun::star::uno::Reference;
using ::oox::core::RecordInfo;
using ::oox::core::Relation;
namespace oox {
namespace xls {
// ============================================================================
OoxExternalLinkFragment::OoxExternalLinkFragment( const WorkbookHelper& rHelper,
const OUString& rFragmentPath, ExternalLink& rExtLink ) :
OoxWorkbookFragmentBase( rHelper, rFragmentPath ),
mrExtLink( rExtLink ),
mnResultType( XML_TOKEN_INVALID )
{
}
// oox.core.ContextHandler2Helper interface -----------------------------------
ContextWrapper OoxExternalLinkFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
{
switch( getCurrentElement() )
{
case XML_ROOT_CONTEXT:
return (nElement == XLS_TOKEN( externalLink ));
case XLS_TOKEN( externalLink ):
return (nElement == XLS_TOKEN( externalBook )) ||
(nElement == XLS_TOKEN( ddeLink )) ||
(nElement == XLS_TOKEN( oleLink ));
case XLS_TOKEN( externalBook ):
return (nElement == XLS_TOKEN( sheetNames )) ||
(nElement == XLS_TOKEN( definedNames )) ||
(nElement == XLS_TOKEN( sheetDataSet ));
case XLS_TOKEN( sheetNames ):
return (nElement == XLS_TOKEN( sheetName ));
case XLS_TOKEN( definedNames ):
return (nElement == XLS_TOKEN( definedName ));
case XLS_TOKEN( sheetDataSet ):
if( (nElement == XLS_TOKEN( sheetData )) && (mrExtLink.getLinkType() == LINKTYPE_EXTERNAL) )
return createSheetDataContext( rAttribs.getInteger( XML_sheetId, -1 ) ).get();
break;
case XLS_TOKEN( ddeLink ):
return (nElement == XLS_TOKEN( ddeItems ));
case XLS_TOKEN( ddeItems ):
return (nElement == XLS_TOKEN( ddeItem ));
case XLS_TOKEN( ddeItem ):
return (nElement == XLS_TOKEN( values ));
case XLS_TOKEN( values ):
return (nElement == XLS_TOKEN( value ));
case XLS_TOKEN( value ):
return (nElement == XLS_TOKEN( val ));
case XLS_TOKEN( oleLink ):
return (nElement == XLS_TOKEN( oleItems ));
case XLS_TOKEN( oleItems ):
return (nElement == XLS_TOKEN( oleItem ));
}
return false;
}
void OoxExternalLinkFragment::onStartElement( const AttributeList& rAttribs )
{
switch( getCurrentElement() )
{
case XLS_TOKEN( externalBook ): mrExtLink.importExternalBook( getRelations(), rAttribs ); break;
case XLS_TOKEN( sheetName ): mrExtLink.importSheetName( rAttribs ); break;
case XLS_TOKEN( definedName ): mrExtLink.importDefinedName( rAttribs ); break;
case XLS_TOKEN( ddeLink ): mrExtLink.importDdeLink( rAttribs ); break;
case XLS_TOKEN( ddeItem ): mxExtName = mrExtLink.importDdeItem( rAttribs ); break;
case XLS_TOKEN( values ): if( mxExtName.get() ) mxExtName->importValues( rAttribs ); break;
case XLS_TOKEN( value ): mnResultType = rAttribs.getToken( XML_t, XML_n ); break;
case XLS_TOKEN( oleLink ): mrExtLink.importOleLink( getRelations(), rAttribs ); break;
case XLS_TOKEN( oleItem ): mxExtName = mrExtLink.importOleItem( rAttribs ); break;
}
}
void OoxExternalLinkFragment::onEndElement( const OUString& rChars )
{
switch( getCurrentElement() )
{
case XLS_TOKEN( val ):
maResultValue = rChars;
break;
case XLS_TOKEN( value ):
if( mxExtName.get() ) switch( mnResultType )
{
case XML_b:
mxExtName->appendResultValue( maResultValue.toDouble() );
break;
case XML_e:
mxExtName->appendResultValue( BiffHelper::calcDoubleFromError( getUnitConverter().calcBiffErrorCode( maResultValue ) ) );
break;
case XML_n:
mxExtName->appendResultValue( maResultValue.toDouble() );
break;
case XML_str:
mxExtName->appendResultValue( maResultValue );
break;
default:
mxExtName->appendResultValue( BiffHelper::calcDoubleFromError( BIFF_ERR_NA ) );
}
break;
}
}
ContextWrapper OoxExternalLinkFragment::onCreateRecordContext( sal_Int32 nRecId, RecordInputStream& rStrm )
{
switch( getCurrentElement() )
{
case XML_ROOT_CONTEXT:
return (nRecId == OOBIN_ID_EXTERNALBOOK);
case OOBIN_ID_EXTERNALBOOK:
if( (nRecId == OOBIN_ID_EXTSHEETDATA) && (mrExtLink.getLinkType() == LINKTYPE_EXTERNAL) )
return createSheetDataContext( rStrm.readInt32() ).get();
return (nRecId == OOBIN_ID_EXTSHEETNAMES) ||
(nRecId == OOBIN_ID_EXTERNALNAME);
case OOBIN_ID_EXTERNALNAME:
return (nRecId == OOBIN_ID_EXTERNALNAMEFLAGS) ||
(nRecId == OOBIN_ID_DDEITEMVALUES);
case OOBIN_ID_DDEITEMVALUES:
return (nRecId == OOBIN_ID_DDEITEM_BOOL) ||
(nRecId == OOBIN_ID_DDEITEM_DOUBLE) ||
(nRecId == OOBIN_ID_DDEITEM_ERROR) ||
(nRecId == OOBIN_ID_DDEITEM_STRING);
}
return false;
}
void OoxExternalLinkFragment::onStartRecord( RecordInputStream& rStrm )
{
switch( getCurrentElement() )
{
case OOBIN_ID_EXTERNALBOOK: mrExtLink.importExternalBook( getRelations(), rStrm ); break;
case OOBIN_ID_EXTSHEETNAMES: mrExtLink.importExtSheetNames( rStrm ); break;
case OOBIN_ID_EXTERNALNAME: mxExtName = mrExtLink.importExternalName( rStrm ); break;
case OOBIN_ID_EXTERNALNAMEFLAGS: if( mxExtName.get() ) mxExtName->importExternalNameFlags( rStrm ); break;
case OOBIN_ID_DDEITEMVALUES: if( mxExtName.get() ) mxExtName->importDdeItemValues( rStrm ); break;
case OOBIN_ID_DDEITEM_BOOL: if( mxExtName.get() ) mxExtName->importDdeItemBool( rStrm ); break;
case OOBIN_ID_DDEITEM_DOUBLE: if( mxExtName.get() ) mxExtName->importDdeItemDouble( rStrm ); break;
case OOBIN_ID_DDEITEM_ERROR: if( mxExtName.get() ) mxExtName->importDdeItemError( rStrm ); break;
case OOBIN_ID_DDEITEM_STRING: if( mxExtName.get() ) mxExtName->importDdeItemString( rStrm ); break;
}
}
::rtl::Reference< OoxExternalSheetDataContext > OoxExternalLinkFragment::createSheetDataContext( sal_Int32 nSheetId )
{
sal_Int32 nSheet = mrExtLink.getSheetIndex( nSheetId );
::rtl::Reference< OoxExternalSheetDataContext > xContext(
new OoxExternalSheetDataContext( *this, SHEETTYPE_WORKSHEET, nSheet ) );
if( xContext->isValidSheet() )
return xContext;
return 0;
}
// oox.core.FragmentHandler2 interface ----------------------------------------
const RecordInfo* OoxExternalLinkFragment::getRecordInfos() const
{
static const RecordInfo spRecInfos[] =
{
{ OOBIN_ID_DDEITEMVALUES, OOBIN_ID_DDEITEMVALUES + 1 },
{ OOBIN_ID_EXTERNALBOOK, OOBIN_ID_EXTERNALBOOK + 228 },
{ OOBIN_ID_EXTERNALNAME, OOBIN_ID_EXTERNALNAME + 10 },
{ OOBIN_ID_EXTROW, -1 },
{ OOBIN_ID_EXTSHEETDATA, OOBIN_ID_EXTSHEETDATA + 1 },
{ -1, -1 }
};
return spRecInfos;
}
// ============================================================================
BiffExternalLinkFragment::BiffExternalLinkFragment( const WorkbookHelper& rHelper, bool bImportDefNames ) :
BiffWorkbookFragmentBase( rHelper ),
mbImportDefNames( bImportDefNames )
{
}
BiffExternalLinkFragment::~BiffExternalLinkFragment()
{
}
bool BiffExternalLinkFragment::importFragment( BiffInputStream& rStrm )
{
// process all record in this sheet fragment
while( rStrm.startNextRecord() && (rStrm.getRecId() != BIFF_ID_EOF) )
{
if( isBofRecord( rStrm.getRecId() ) )
skipFragment( rStrm ); // skip unknown embedded fragments
else
importRecord( rStrm );
}
return rStrm.isValid() && (rStrm.getRecId() == BIFF_ID_EOF);
}
void BiffExternalLinkFragment::importRecord( BiffInputStream& rStrm )
{
sal_uInt16 nRecId = rStrm.getRecId();
switch( getBiff() )
{
case BIFF2: switch( nRecId )
{
case BIFF2_ID_EXTERNALNAME: importExternalName( rStrm ); break;
case BIFF_ID_EXTERNSHEET: importExternSheet( rStrm ); break;
case BIFF2_ID_DEFINEDNAME: importDefinedName( rStrm ); break;
}
break;
case BIFF3: switch( nRecId )
{
case BIFF_ID_CRN: importCrn( rStrm ); break;
case BIFF3_ID_EXTERNALNAME: importExternalName( rStrm ); break;
case BIFF_ID_EXTERNSHEET: importExternSheet( rStrm ); break;
case BIFF3_ID_DEFINEDNAME: importDefinedName( rStrm ); break;
case BIFF_ID_XCT: importXct( rStrm ); break;
}
break;
case BIFF4: switch( nRecId )
{
case BIFF_ID_CRN: importCrn( rStrm ); break;
case BIFF3_ID_EXTERNALNAME: importExternalName( rStrm ); break;
case BIFF_ID_EXTERNSHEET: importExternSheet( rStrm ); break;
case BIFF3_ID_DEFINEDNAME: importDefinedName( rStrm ); break;
case BIFF_ID_XCT: importXct( rStrm ); break;
}
break;
case BIFF5: switch( nRecId )
{
case BIFF_ID_CRN: importCrn( rStrm ); break;
case BIFF5_ID_EXTERNALNAME: importExternalName( rStrm ); break;
case BIFF_ID_EXTERNSHEET: importExternSheet( rStrm ); break;
case BIFF5_ID_DEFINEDNAME: importDefinedName( rStrm ); break;
case BIFF_ID_XCT: importXct( rStrm ); break;
}
break;
case BIFF8: switch( nRecId )
{
case BIFF_ID_CRN: importCrn( rStrm ); break;
case BIFF_ID_EXTERNALBOOK: importExternalBook( rStrm ); break;
case BIFF5_ID_EXTERNALNAME: importExternalName( rStrm ); break;
case BIFF_ID_EXTERNSHEET: importExternSheet( rStrm ); break;
case BIFF5_ID_DEFINEDNAME: importDefinedName( rStrm ); break;
case BIFF_ID_XCT: importXct( rStrm ); break;
}
break;
case BIFF_UNKNOWN: break;
}
}
void BiffExternalLinkFragment::finalizeImport()
{
getDefinedNames().finalizeImport();
}
// private --------------------------------------------------------------------
void BiffExternalLinkFragment::importExternSheet( BiffInputStream& rStrm )
{
mxContext.reset();
if( getBiff() == BIFF8 )
getExternalLinks().importExternSheet8( rStrm );
else
mxExtLink = getExternalLinks().importExternSheet( rStrm );
}
void BiffExternalLinkFragment::importExternalBook( BiffInputStream& rStrm )
{
mxContext.reset();
mxExtLink = getExternalLinks().importExternalBook( rStrm );
}
void BiffExternalLinkFragment::importExternalName( BiffInputStream& rStrm )
{
if( mxExtLink.get() )
mxExtLink->importExternalName( rStrm );
}
void BiffExternalLinkFragment::importXct( BiffInputStream& rStrm )
{
mxContext.reset();
if( mxExtLink.get() && (mxExtLink->getLinkType() == LINKTYPE_EXTERNAL) )
{
sal_Int32 nSheet = -1;
switch( getBiff() )
{
case BIFF2:
break;
case BIFF3:
case BIFF4:
case BIFF5:
nSheet = mxExtLink->getSheetIndex();
break;
case BIFF8:
rStrm.skip( 2 );
nSheet = mxExtLink->getSheetIndex( rStrm.readInt16() );
break;
case BIFF_UNKNOWN: break;
}
// create a sheet data context to import the CRN records and set the cached cell values
mxContext.reset( new BiffExternalSheetDataContext( *this, SHEETTYPE_WORKSHEET, nSheet ) );
if( !mxContext->isValidSheet() )
mxContext.reset();
}
}
void BiffExternalLinkFragment::importCrn( BiffInputStream& rStrm )
{
if( mxContext.get() )
mxContext->importCrn( rStrm );
}
void BiffExternalLinkFragment::importDefinedName( BiffInputStream& rStrm )
{
if( mbImportDefNames )
getDefinedNames().importDefinedName( rStrm );
}
// ============================================================================
} // namespace xls
} // namespace oox
|
