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 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include <com/sun/star/xml/sax/SAXParseException.hpp>
#include <com/sun/star/xml/sax/SAXException.hpp>
#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
#include <com/sun/star/xml/sax/XAttributeList.hpp>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmltoken.hxx>
#include "xmloff/xmlnmspe.hxx"

#ifndef _XMLOFF_TRANSFOERMERBASE_HXX
#include "TransformerBase.hxx"
#endif
#include "MutableAttrList.hxx"
#include "MetaTContext.hxx"

using ::rtl::OUString;
using namespace ::xmloff::token;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;

XMLTokenEnum aMetaTokens[] =
{
	XML_GENERATOR,
	XML_TITLE,
	XML_DESCRIPTION,
	XML_SUBJECT,
	XML_INITIAL_CREATOR,
	XML_CREATION_DATE,
	XML_CREATOR,
	XML_DATE,
	XML_PRINTED_BY,
	XML_PRINT_DATE,
	XML_KEYWORD,
	XML_LANGUAGE,
	XML_EDITING_CYCLES,
	XML_EDITING_DURATION,
	XML_HYPERLINK_BEHAVIOUR,
	XML_AUTO_RELOAD,
	XML_TEMPLATE,
	XML_USER_DEFINED,
	XML_DOCUMENT_STATISTIC,
	XML_TOKEN_END
};

TYPEINIT1( XMLMetaTransformerContext, XMLTransformerContext );

XMLMetaTransformerContext::XMLMetaTransformerContext( XMLTransformerBase& rImp,
							  				  const OUString& rQName ) :
	XMLTransformerContext( rImp, rQName )
{
}

XMLMetaTransformerContext::~XMLMetaTransformerContext()
{
}

XMLTransformerContext *XMLMetaTransformerContext::CreateChildContext(
			sal_uInt16 /*nPrefix*/,
			const OUString& rLocalName,
			const OUString& rQName,
			const Reference< XAttributeList >& )
{
	XMLPersTextContentTContext *pContext =
		new XMLPersTextContentTContext( GetTransformer(), rQName );
	XMLMetaContexts_Impl::value_type aVal( rLocalName, pContext );
	m_aContexts.insert( aVal );

	return pContext;
}

void XMLMetaTransformerContext::EndElement()
{
	// export everything in the correct order
	OUString aKeywordsQName;
	XMLTokenEnum *pToken = aMetaTokens;
	while( *pToken != XML_TOKEN_END )
	{
		const OUString& rToken = GetXMLToken( *pToken );
		XMLMetaContexts_Impl::const_iterator aIter =
			m_aContexts.find( rToken );
		if( aIter != m_aContexts.end() )
		{
			if( XML_KEYWORD == *pToken )
			{
				aKeywordsQName =
					GetTransformer().GetNamespaceMap().GetQNameByKey(
							XML_NAMESPACE_META, GetXMLToken(XML_KEYWORDS ) );

				Reference< XAttributeList > xAttrList =
					new XMLMutableAttributeList;
				GetTransformer().GetDocHandler()->startElement( aKeywordsQName,
															xAttrList );
			}

			// All elements may occur multiple times
			XMLMetaContexts_Impl::const_iterator aEndIter =
				m_aContexts.upper_bound( rToken );
			while( aIter != aEndIter )
			{
				(*aIter).second->Export();
				++aIter;
			}

			if( XML_KEYWORD == *pToken )
				GetTransformer().GetDocHandler()->endElement( aKeywordsQName );
		}
		pToken++;
	}

	GetTransformer().GetDocHandler()->endElement( GetQName() );
}

void XMLMetaTransformerContext::Characters( const OUString& )
{
	// ignore them
}