office-gobmx/xmloff/source/xforms/TokenContext.cxx
2011-03-29 21:40:28 +01:00

149 lines
4.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include "TokenContext.hxx"
#include <xmloff/xmltkmap.hxx>
#include <xmloff/xmlimp.hxx>
#include <xmloff/nmspmap.hxx>
#include "xmloff/xmlerror.hxx"
#include <tools/debug.hxx>
using rtl::OUString;
using com::sun::star::uno::Reference;
using com::sun::star::xml::sax::XAttributeList;
struct SvXMLTokenMapEntry aEmptyMap[1] =
{
XML_TOKEN_MAP_END
};
TokenContext::TokenContext( SvXMLImport& rImport,
sal_uInt16 nPrefix,
const OUString& rLocalName,
const SvXMLTokenMapEntry* pAttributes,
const SvXMLTokenMapEntry* pChildren )
: SvXMLImportContext( rImport, nPrefix, rLocalName ),
mpAttributes( pAttributes ),
mpChildren( pChildren )
{
}
TokenContext::~TokenContext()
{
}
void TokenContext::StartElement(
const Reference<XAttributeList>& xAttributeList )
{
// iterate over attributes
// - if in map: call HandleAttribute
// - xmlns:... : ignore
// - other: warning
DBG_ASSERT( mpAttributes != NULL, "no token map for attributes" );
SvXMLTokenMap aMap( mpAttributes );
sal_Int16 nCount = xAttributeList->getLength();
for( sal_Int16 i = 0; i < nCount; i++ )
{
// get key/local-name pair from namespace map
OUString sLocalName;
sal_uInt16 nPrefix = GetImport().GetNamespaceMap().
GetKeyByAttrName( xAttributeList->getNameByIndex(i), &sLocalName );
// get token from token map
sal_uInt16 nToken = aMap.Get( nPrefix, sLocalName );
// and the value...
const OUString& rValue = xAttributeList->getValueByIndex(i);
if( nToken != XML_TOK_UNKNOWN )
{
HandleAttribute( nToken, rValue );
}
else if( nPrefix != XML_NAMESPACE_XMLNS )
{
// error handling, for all attribute that are not
// namespace declarations
GetImport().SetError( XMLERROR_UNKNOWN_ATTRIBUTE,
sLocalName, rValue);
}
}
}
SvXMLImportContext* TokenContext::CreateChildContext(
sal_uInt16 nPrefix,
const OUString& rLocalName,
const Reference<XAttributeList>& xAttrList )
{
// call HandleChild for elements in token map. Ignore other content.
SvXMLImportContext* pContext = NULL;
DBG_ASSERT( mpChildren != NULL, "no token map for child elements" );
SvXMLTokenMap aMap( mpChildren );
sal_uInt16 nToken = aMap.Get( nPrefix, rLocalName );
if( nToken != XML_TOK_UNKNOWN )
{
// call handle child, and pass down arguments
pContext = HandleChild( nToken, nPrefix, rLocalName, xAttrList );
}
// error handling: create default context and generate warning
if( pContext == NULL )
{
GetImport().SetError( XMLERROR_UNKNOWN_ELEMENT, rLocalName );
pContext = new SvXMLImportContext( GetImport(), nPrefix, rLocalName );
}
return pContext;
}
bool lcl_IsWhiteSpace( sal_Unicode c )
{
return c == sal_Unicode( ' ' )
|| c == sal_Unicode( 0x09 )
|| c == sal_Unicode( 0x0A )
|| c == sal_Unicode( 0x0D );
}
void TokenContext::Characters( const ::rtl::OUString& rCharacters )
{
// get iterators for string data
const sal_Unicode* pBegin = rCharacters.getStr();
const sal_Unicode* pEnd = &( pBegin[ rCharacters.getLength() ] );
// raise error if non-whitespace character is found
if( ::std::find_if( pBegin, pEnd, ::std::not1(::std::ptr_fun(lcl_IsWhiteSpace)) ) != pEnd )
GetImport().SetError( XMLERROR_UNKNOWN_CHARACTERS, rCharacters );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */