diff options
Diffstat (limited to 'oox/source/core/contexthandler2.cxx')
| -rw-r--r-- | oox/source/core/contexthandler2.cxx | 85 |
1 files changed, 82 insertions, 3 deletions
diff --git a/oox/source/core/contexthandler2.cxx b/oox/source/core/contexthandler2.cxx index ab9cea4a49fc..bde8d5abdb53 100644 --- a/oox/source/core/contexthandler2.cxx +++ b/oox/source/core/contexthandler2.cxx @@ -18,16 +18,20 @@ */ #include <oox/core/contexthandler2.hxx> +#include <oox/core/xmlfilterbase.hxx> #include <oox/helper/attributelist.hxx> #include <oox/token/namespaces.hxx> #include <oox/token/tokens.hxx> #include <rtl/ustrbuf.hxx> #include <osl/diagnose.h> +#include <com/sun/star/frame/XModel.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> namespace oox { namespace core { using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::lang; using namespace ::com::sun::star::xml::sax; /** Information about a processed element. */ @@ -40,10 +44,11 @@ struct ElementInfo explicit ElementInfo() : maChars( 0), mnElement( XML_TOKEN_INVALID ), mbTrimSpaces( false ) {} }; -ContextHandler2Helper::ContextHandler2Helper( bool bEnableTrimSpace ) : +ContextHandler2Helper::ContextHandler2Helper( bool bEnableTrimSpace, XmlFilterBase& rFilter ) : mxContextStack( new ContextStack ), mnRootStackSize( 0 ), - mbEnableTrimSpace( bEnableTrimSpace ) + mbEnableTrimSpace( bEnableTrimSpace ), + mrFilter( rFilter ) { pushElementInfo( XML_ROOT_CONTEXT ); } @@ -51,7 +56,8 @@ ContextHandler2Helper::ContextHandler2Helper( bool bEnableTrimSpace ) : ContextHandler2Helper::ContextHandler2Helper( const ContextHandler2Helper& rParent ) : mxContextStack( rParent.mxContextStack ), mnRootStackSize( rParent.mxContextStack->size() ), - mbEnableTrimSpace( rParent.mbEnableTrimSpace ) + mbEnableTrimSpace( rParent.mbEnableTrimSpace ), + mrFilter(rParent.mrFilter) { } @@ -188,6 +194,13 @@ ContextHandler2::~ContextHandler2() Reference< XFastContextHandler > SAL_CALL ContextHandler2::createFastChildContext( sal_Int32 nElement, const Reference< XFastAttributeList >& rxAttribs ) { + if( getNamespace( nElement ) == NMSP_mce ) // TODO for checking 'Ignorable' + { + if( prepareMceContext( nElement, AttributeList( rxAttribs ) ) ) + return this; + return nullptr; + } + return implCreateChildContext( nElement, rxAttribs ); } @@ -207,6 +220,72 @@ void SAL_CALL ContextHandler2::endFastElement( sal_Int32 nElement ) implEndElement( nElement ); } +bool ContextHandler2Helper::prepareMceContext( sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( nElement ) + { + case MCE_TOKEN( AlternateContent ): + addMCEState( MCE_STATE::Started ); + break; + + case MCE_TOKEN( Choice ): + { + if (isMCEStateEmpty() || getMCEState() != MCE_STATE::Started) + return false; + + OUString aRequires = rAttribs.getString( XML_Requires, "none" ); + + // At this point we can't access namespaces as the correct xml filter + // is long gone. For now let's decide depending on a list of supported + // namespaces like we do in writerfilter + + std::vector<OUString> aSupportedNS = + { + "a14", // Impress needs this to import math formulas. + "p14", + "p15", + "x12ac", + "v" + }; + + Reference<XServiceInfo> xModel(getDocFilter().getModel(), UNO_QUERY); + if (xModel.is() && xModel->supportsService("com.sun.star.sheet.SpreadsheetDocument")) + { + // No a14 for Calc documents, it would cause duplicated shapes as-is. + auto it = std::find(aSupportedNS.begin(), aSupportedNS.end(), "a14"); + if (it != aSupportedNS.end()) + { + aSupportedNS.erase(it); + } + } + + if (std::find(aSupportedNS.begin(), aSupportedNS.end(), aRequires) != aSupportedNS.end()) + setMCEState( MCE_STATE::FoundChoice ) ; + else + return false; + } + break; + + case MCE_TOKEN( Fallback ): + if( !isMCEStateEmpty() && getMCEState() == MCE_STATE::Started ) + break; + return false; + default: + { + OUString str = rAttribs.getString( MCE_TOKEN( Ignorable ), OUString() ); + if( !str.isEmpty() ) + { + // Sequence< css::xml::FastAttribute > attrs = rAttribs.getFastAttributeList()->getFastAttributes(); + // printf("MCE: %s\n", OUStringToOString( str, RTL_TEXTENCODING_UTF8 ).getStr() ); + // TODO: Check & Get the namespaces in "Ignorable" + // printf("NS: %d : %s\n", attrs.getLength(), OUStringToOString( str, RTL_TEXTENCODING_UTF8 ).getStr() ); + } + } + return false; + } + return true; +} + // oox.core.RecordContext interface ------------------------------------------- ContextHandlerRef ContextHandler2::createRecordContext( sal_Int32 nRecId, SequenceInputStream& rStrm ) |