diff options
Diffstat (limited to 'sc/source/filter/oox/externallinkfragment.cxx')
| -rw-r--r-- | sc/source/filter/oox/externallinkfragment.cxx | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/sc/source/filter/oox/externallinkfragment.cxx b/sc/source/filter/oox/externallinkfragment.cxx new file mode 100644 index 000000000..07fbece61 --- /dev/null +++ b/sc/source/filter/oox/externallinkfragment.cxx @@ -0,0 +1,338 @@ +/* -*- 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 <externallinkfragment.hxx> + +#include <com/sun/star/sheet/XExternalSheetCache.hpp> +#include <oox/helper/attributelist.hxx> +#include <oox/helper/binaryinputstream.hxx> +#include <oox/token/namespaces.hxx> +#include <oox/token/tokens.hxx> +#include <osl/diagnose.h> +#include <addressconverter.hxx> +#include <unitconverter.hxx> +#include <biffhelper.hxx> + +namespace oox::xls { + +using namespace ::com::sun::star::sheet; +using namespace ::com::sun::star::uno; +using namespace ::oox::core; + +ExternalSheetDataContext::ExternalSheetDataContext( + WorkbookFragmentBase& rFragment, const Reference< XExternalSheetCache >& rxSheetCache ) + : WorkbookContextBase(rFragment) + , mxSheetCache(rxSheetCache) + , mnCurrType(XML_TOKEN_INVALID) +{ + OSL_ENSURE( mxSheetCache.is(), "ExternalSheetDataContext::ExternalSheetDataContext - missing sheet cache" ); +} + +ContextHandlerRef ExternalSheetDataContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( getCurrentElement() ) + { + case XLS_TOKEN( sheetData ): + if( nElement == XLS_TOKEN( row ) ) return this; + break; + case XLS_TOKEN( row ): + if( nElement == XLS_TOKEN( cell ) ) { importCell( rAttribs ); return this; } + break; + case XLS_TOKEN( cell ): + if( nElement == XLS_TOKEN( v ) ) return this; // collect characters in onCharacters() + break; + } + return nullptr; +} + +void ExternalSheetDataContext::onCharacters( const OUString& rChars ) +{ + if( !isCurrentElement( XLS_TOKEN( v ) ) ) + return; + + switch( mnCurrType ) + { + case XML_b: + case XML_n: + setCellValue( Any( rChars.toDouble() ) ); + break; + case XML_e: + setCellValue( Any( BiffHelper::calcDoubleFromError( getUnitConverter().calcBiffErrorCode( rChars ) ) ) ); + break; + case XML_str: + setCellValue( Any( rChars ) ); + break; + } + mnCurrType = XML_TOKEN_INVALID; +} + +ContextHandlerRef ExternalSheetDataContext::onCreateRecordContext( sal_Int32 nRecId, SequenceInputStream& rStrm ) +{ + switch( getCurrentElement() ) + { + case BIFF12_ID_EXTSHEETDATA: + if( nRecId == BIFF12_ID_EXTROW ) { maCurrPos.SetRow( rStrm.readInt32() ); return this; } + break; + case BIFF12_ID_EXTROW: + switch( nRecId ) + { + case BIFF12_ID_EXTCELL_BLANK: importExtCellBlank( rStrm ); break; + case BIFF12_ID_EXTCELL_BOOL: importExtCellBool( rStrm ); break; + case BIFF12_ID_EXTCELL_DOUBLE: importExtCellDouble( rStrm ); break; + case BIFF12_ID_EXTCELL_ERROR: importExtCellError( rStrm ); break; + case BIFF12_ID_EXTCELL_STRING: importExtCellString( rStrm ); break; + } + break; + } + return nullptr; +} + +// private -------------------------------------------------------------------- + +void ExternalSheetDataContext::importCell( const AttributeList& rAttribs ) +{ + if( getAddressConverter().convertToCellAddress( maCurrPos, rAttribs.getString( XML_r, OUString() ), 0, false ) ) + mnCurrType = rAttribs.getToken( XML_t, XML_n ); + else + mnCurrType = XML_TOKEN_INVALID; +} + +void ExternalSheetDataContext::importExtCellBlank( SequenceInputStream& rStrm ) +{ + maCurrPos.SetCol( rStrm.readInt32() ); + setCellValue( Any( OUString() ) ); +} + +void ExternalSheetDataContext::importExtCellBool( SequenceInputStream& rStrm ) +{ + maCurrPos.SetCol( rStrm.readInt32() ); + double fValue = (rStrm.readuInt8() == 0) ? 0.0 : 1.0; + setCellValue( Any( fValue ) ); +} + +void ExternalSheetDataContext::importExtCellDouble( SequenceInputStream& rStrm ) +{ + maCurrPos.SetCol( rStrm.readInt32() ); + setCellValue( Any( rStrm.readDouble() ) ); +} + +void ExternalSheetDataContext::importExtCellError( SequenceInputStream& rStrm ) +{ + maCurrPos.SetCol( rStrm.readInt32() ); + setCellValue( Any( BiffHelper::calcDoubleFromError( rStrm.readuInt8() ) ) ); +} + +void ExternalSheetDataContext::importExtCellString( SequenceInputStream& rStrm ) +{ + maCurrPos.SetCol( rStrm.readInt32() ); + setCellValue( Any( BiffHelper::readString( rStrm ) ) ); +} + +void ExternalSheetDataContext::setCellValue( const Any& rValue ) +{ + if( mxSheetCache.is() && getAddressConverter().checkCellAddress( maCurrPos, false ) ) try + { + mxSheetCache->setCellValue( maCurrPos.Col(), maCurrPos.Row(), rValue ); + } + catch( Exception& ) + { + } +} + +ExternalLinkFragment::ExternalLinkFragment( const WorkbookHelper& rHelper, + const OUString& rFragmentPath, ExternalLink& rExtLink ) : + WorkbookFragmentBase( rHelper, rFragmentPath ), + mrExtLink( rExtLink ), + mnResultType( XML_TOKEN_INVALID ) +{ +} + +ContextHandlerRef ExternalLinkFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( getCurrentElement() ) + { + case XML_ROOT_CONTEXT: + if( nElement == XLS_TOKEN( externalLink ) ) return this; + break; + + case XLS_TOKEN( externalLink ): + switch( nElement ) + { + case XLS_TOKEN( externalBook ): mrExtLink.importExternalBook( getRelations(), rAttribs ); return this; + case XLS_TOKEN( ddeLink ): mrExtLink.importDdeLink( rAttribs ); return this; + case XLS_TOKEN( oleLink ): mrExtLink.importOleLink( getRelations(), rAttribs ); return this; + } + break; + + case XLS_TOKEN( externalBook ): + switch( nElement ) + { + case XLS_TOKEN( sheetNames ): + case XLS_TOKEN( definedNames ): + case XLS_TOKEN( sheetDataSet ): return this; + } + break; + + case XLS_TOKEN( sheetNames ): + if( nElement == XLS_TOKEN( sheetName ) ) mrExtLink.importSheetName( rAttribs ); + break; + case XLS_TOKEN( definedNames ): + if( nElement == XLS_TOKEN( definedName ) ) mrExtLink.importDefinedName( rAttribs ); + break; + case XLS_TOKEN( sheetDataSet ): + if( (nElement == XLS_TOKEN( sheetData )) && (mrExtLink.getLinkType() == ExternalLinkType::External) ) + return createSheetDataContext( rAttribs.getInteger( XML_sheetId, -1 ) ); + break; + + case XLS_TOKEN( ddeLink ): + if( nElement == XLS_TOKEN( ddeItems ) ) return this; + break; + case XLS_TOKEN( ddeItems ): + if( nElement == XLS_TOKEN( ddeItem ) ) + { + mxExtName = mrExtLink.importDdeItem( rAttribs ); + return this; + } + break; + case XLS_TOKEN( ddeItem ): + if( nElement == XLS_TOKEN( values ) ) + { + if( mxExtName ) mxExtName->importValues( rAttribs ); + return this; + } + break; + case XLS_TOKEN( values ): + if( nElement == XLS_TOKEN( value ) ) + { + mnResultType = rAttribs.getToken( XML_t, XML_n ); + return this; + } + break; + case XLS_TOKEN( value ): + if( nElement == XLS_TOKEN( val ) ) return this; // collect value in onCharacters() + break; + + case XLS_TOKEN( oleLink ): + if( nElement == XLS_TOKEN( oleItems ) ) return this; + break; + case XLS_TOKEN( oleItems ): + if( nElement == XLS_TOKEN( oleItem ) ) mxExtName = mrExtLink.importOleItem( rAttribs ); + break; + } + return nullptr; +} + +void ExternalLinkFragment::onCharacters( const OUString& rChars ) +{ + if( isCurrentElement( XLS_TOKEN( val ) ) ) + maResultValue = rChars; +} + +void ExternalLinkFragment::onEndElement() +{ + if( !(isCurrentElement( XLS_TOKEN( value ) ) && mxExtName) ) + return; + + 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 ) ); + } +} + +ContextHandlerRef ExternalLinkFragment::onCreateRecordContext( sal_Int32 nRecId, SequenceInputStream& rStrm ) +{ + switch( getCurrentElement() ) + { + case XML_ROOT_CONTEXT: + if( nRecId == BIFF12_ID_EXTERNALBOOK ) + { + mrExtLink.importExternalBook( getRelations(), rStrm ); + return this; + } + break; + + case BIFF12_ID_EXTERNALBOOK: + switch( nRecId ) + { + case BIFF12_ID_EXTSHEETDATA: + if( mrExtLink.getLinkType() == ExternalLinkType::External ) + return createSheetDataContext( rStrm.readInt32() ); + break; + + case BIFF12_ID_EXTSHEETNAMES: mrExtLink.importExtSheetNames( rStrm ); break; + case BIFF12_ID_EXTERNALNAME: mxExtName = mrExtLink.importExternalName( rStrm ); return this; + } + break; + + case BIFF12_ID_EXTERNALNAME: + switch( nRecId ) + { + case BIFF12_ID_EXTERNALNAMEFLAGS: if( mxExtName ) mxExtName->importExternalNameFlags( rStrm ); break; + case BIFF12_ID_DDEITEMVALUES: if( mxExtName ) mxExtName->importDdeItemValues( rStrm ); return this; + } + break; + + case BIFF12_ID_DDEITEMVALUES: + switch( nRecId ) + { + case BIFF12_ID_DDEITEM_BOOL: if( mxExtName ) mxExtName->importDdeItemBool( rStrm ); break; + case BIFF12_ID_DDEITEM_DOUBLE: if( mxExtName ) mxExtName->importDdeItemDouble( rStrm ); break; + case BIFF12_ID_DDEITEM_ERROR: if( mxExtName ) mxExtName->importDdeItemError( rStrm ); break; + case BIFF12_ID_DDEITEM_STRING: if( mxExtName ) mxExtName->importDdeItemString( rStrm ); break; + } + break; + } + return nullptr; +} + +ContextHandlerRef ExternalLinkFragment::createSheetDataContext( sal_Int32 nSheetId ) +{ + return new ExternalSheetDataContext( *this, mrExtLink.getSheetCache( nSheetId ) ); +} + +const RecordInfo* ExternalLinkFragment::getRecordInfos() const +{ + static const RecordInfo spRecInfos[] = + { + { BIFF12_ID_DDEITEMVALUES, BIFF12_ID_DDEITEMVALUES + 1 }, + { BIFF12_ID_EXTERNALBOOK, BIFF12_ID_EXTERNALBOOK + 228 }, + { BIFF12_ID_EXTERNALNAME, BIFF12_ID_EXTERNALNAME + 10 }, + { BIFF12_ID_EXTROW, -1 }, + { BIFF12_ID_EXTSHEETDATA, BIFF12_ID_EXTSHEETDATA + 1 }, + { -1, -1 } + }; + return spRecInfos; +} + +} // namespace oox::xls + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |