/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include "MutableAttrList.hxx"
#include "xmloff/xmlnmspe.hxx"
#include <xmloff/nmspmap.hxx>
#include "IgnoreTContext.hxx"
#ifndef _XMLOFF_ACTIONMAPTYPESOOo_HXX
#include "ActionMapTypesOOo.hxx"
#endif
#include "AttrTransformerAction.hxx"
#include "TransformerActions.hxx"
#ifndef _XMLOFF_TRANSFORMERBASE_HXX
#include "TransformerBase.hxx"
#endif
#include "FormPropOOoTContext.hxx"

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

class XMLFormPropValueTContext_Impl : public XMLTransformerContext 
{
	OUString m_aAttrQName;
	::rtl::OUString m_aCharacters;
	sal_Bool m_bPersistent;
	sal_Bool m_bIsVoid;

public:
	TYPEINFO();

	// element content persistence only
	XMLFormPropValueTContext_Impl( XMLTransformerBase& rTransformer, 
						   const OUString& rQName );
	XMLFormPropValueTContext_Impl( XMLTransformerBase& rTransformer, 
						   const OUString& rQName,
		   				   sal_uInt16 nAttrPrefix,
						   XMLTokenEnum eAttrToken );

	virtual ~XMLFormPropValueTContext_Impl();

	virtual void StartElement( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XAttributeList >& xAttrList );

	virtual void EndElement();

	virtual void Characters( const ::rtl::OUString& rChars );

	virtual sal_Bool IsPersistent() const;

	sal_Bool IsVoid() const { return m_bIsVoid; }
	const ::rtl::OUString& GetTextContent() const { return m_aCharacters; }
};

TYPEINIT1( XMLFormPropValueTContext_Impl, XMLTransformerContext );

XMLFormPropValueTContext_Impl::XMLFormPropValueTContext_Impl( 
		XMLTransformerBase& rTransformer, 
		const ::rtl::OUString& rQName ) :
	XMLTransformerContext( rTransformer, rQName ),
	m_bPersistent( sal_True ),
	m_bIsVoid( sal_False )
{
}

XMLFormPropValueTContext_Impl::XMLFormPropValueTContext_Impl( 
		XMLTransformerBase& rTransformer, 
		const ::rtl::OUString& rQName,
	    sal_uInt16 nAttrPrefix,
	    XMLTokenEnum eAttrToken ) :
	XMLTransformerContext( rTransformer, rQName ),
	m_aAttrQName( rTransformer.GetNamespaceMap().GetQNameByKey( 
					nAttrPrefix, GetXMLToken(eAttrToken) ) ),
	m_bPersistent( sal_True ),
	m_bIsVoid( sal_False )
{
}

XMLFormPropValueTContext_Impl::~XMLFormPropValueTContext_Impl()
{
}

void XMLFormPropValueTContext_Impl::StartElement( 
	const Reference< XAttributeList >& rAttrList )
{
	sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
	for( sal_Int16 i=0; i < nAttrCount; i++ )
	{
		const OUString& rAttrName = rAttrList->getNameByIndex( i );
		OUString aLocalName;
		sal_uInt16 nPrefix =
			GetTransformer().GetNamespaceMap().GetKeyByAttrName( rAttrName, 
																 &aLocalName );
		if( XML_NAMESPACE_FORM == nPrefix &&
			IsXMLToken( aLocalName, XML_PROPERTY_IS_VOID ) &&
		 	IsXMLToken( rAttrList->getValueByIndex( i ), XML_TRUE ) )
			m_bIsVoid = sal_True;
	}
}

void XMLFormPropValueTContext_Impl::EndElement()
{
	if( !m_bPersistent )
	{
		XMLMutableAttributeList *pMutableAttrList = 
			new XMLMutableAttributeList;
		Reference< XAttributeList > xAttrList( pMutableAttrList );
		pMutableAttrList->AddAttribute( m_aAttrQName,
										m_aCharacters );

		OUString aElemQName( GetTransformer().GetNamespaceMap().GetQNameByKey( 
					XML_NAMESPACE_FORM, GetXMLToken(XML_LIST_VALUE) ) );
		GetTransformer().GetDocHandler()->startElement( aElemQName, 
													xAttrList );
		GetTransformer().GetDocHandler()->endElement( aElemQName );
	}
}

void XMLFormPropValueTContext_Impl::Characters( const OUString& rChars )
{
	m_aCharacters += rChars;
}


sal_Bool XMLFormPropValueTContext_Impl::IsPersistent() const
{
	return m_bPersistent;
}

//------------------------------------------------------------------------------

TYPEINIT1( XMLFormPropOOoTransformerContext, XMLTransformerContext );

XMLFormPropOOoTransformerContext::XMLFormPropOOoTransformerContext( 
		XMLTransformerBase& rImp, 
		const OUString& rQName ) :
	XMLTransformerContext( rImp, rQName ),
	m_aElemQName( rQName ),
	m_nValueTypeAttr( -1 ),
	m_eValueToken( XML_VALUE ),
	m_eValueTypeToken( XML_TOKEN_END ),
	m_bIsList( sal_False )
{
}

XMLFormPropOOoTransformerContext::~XMLFormPropOOoTransformerContext()
{
}

XMLTransformerContext *XMLFormPropOOoTransformerContext::CreateChildContext(
		sal_uInt16 nPrefix,
		const OUString& rLocalName,
		const OUString& rQName,
		const Reference< XAttributeList >& )
{
	XMLTransformerContext *pContext = 0;

	if( XML_NAMESPACE_FORM == nPrefix && 
		IsXMLToken( rLocalName, XML_PROPERTY_VALUE ) )
	{
		if( m_bIsList )
		{
			pContext = new XMLFormPropValueTContext_Impl( GetTransformer(), 
														  rQName,
														  XML_NAMESPACE_OFFICE,
														  m_eValueToken );
		}
		else if( !m_xValueContext.is() )
		{
			m_xValueContext= 
				new XMLFormPropValueTContext_Impl( GetTransformer(), rQName );
			pContext = m_xValueContext.get();
		}
	}

	// default is ignore
	if( !pContext )
		pContext = new XMLIgnoreTransformerContext( GetTransformer(), rQName,
			   							  sal_True, sal_True );
	return pContext;
}

void XMLFormPropOOoTransformerContext::StartElement( 
	const Reference< XAttributeList >& rAttrList )
{

	XMLTransformerActions *pActions =
		GetTransformer().GetUserDefinedActions( OOO_FORM_PROP_ACTIONS );
	OSL_ENSURE( pActions, "go no actions" );

	XMLMutableAttributeList *pMutableAttrList = 
		new XMLMutableAttributeList( rAttrList, sal_True );
	m_xAttrList = pMutableAttrList;

	OUString aValueType;
	sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
	for( sal_Int16 i=0; i < nAttrCount; i++ )
	{
		const OUString& rAttrName = rAttrList->getNameByIndex( i );
		OUString aLocalName;
		sal_uInt16 nPrefix =
			GetTransformer().GetNamespaceMap().GetKeyByAttrName( rAttrName, 
																 &aLocalName );
		XMLTransformerActions::key_type aKey( nPrefix, aLocalName );
		XMLTransformerActions::const_iterator aIter =
			pActions->find( aKey );
		if( !(aIter == pActions->end() ) )
		{
			const OUString& rAttrValue = rAttrList->getValueByIndex( i );
			switch( (*aIter).second.m_nActionType )
			{
			case XML_ATACTION_RENAME:
				if( IsXMLToken( aLocalName, XML_PROPERTY_TYPE ) )
				{
					aValueType = rAttrValue;
					m_nValueTypeAttr = i;
				}
				{
					OUString aNewAttrQName( 
						GetTransformer().GetNamespaceMap().GetQNameByKey( 
								(*aIter).second.GetQNamePrefixFromParam1(), 
								::xmloff::token::GetXMLToken( 
									(*aIter).second.GetQNameTokenFromParam1()) ) );
					pMutableAttrList->RenameAttributeByIndex( i, aNewAttrQName );
				}
				break;
			case XML_ATACTION_REMOVE:
				if( IsXMLToken( aLocalName, XML_PROPERTY_IS_LIST ) )
				{
					m_aElemQName =
						GetTransformer().GetNamespaceMap().GetQNameByKey( 
						XML_NAMESPACE_FORM, GetXMLToken( XML_LIST_PROPERTY ) );
					m_bIsList = sal_True;
				}
				pMutableAttrList->RemoveAttributeByIndex( i );
				--i;
				--nAttrCount;
				break;
			default:
				OSL_ENSURE( !this, "unknown action" );
				break;
			}
		}
	}

	if( aValueType.getLength() )
	{
		if( IsXMLToken( aValueType, XML_STRING ) )
			m_eValueToken = XML_STRING_VALUE;
		else if( IsXMLToken( aValueType, XML_BOOLEAN ) )
			m_eValueToken = XML_BOOLEAN_VALUE;
		else if( IsXMLToken( aValueType, XML_SHORT ) ||
				 IsXMLToken( aValueType, XML_INT ) ||
				 IsXMLToken( aValueType, XML_LONG ) ||
				 IsXMLToken( aValueType, XML_DOUBLE ) )
			m_eValueTypeToken = XML_FLOAT;
	}
}

void XMLFormPropOOoTransformerContext::EndElement()
{
	if( m_xValueContext.is() )
	{
		if( m_xValueContext->IsVoid() )
		{
			m_eValueTypeToken = XML_VOID;
		}
		else
		{
			OUString aAttrQName( 
					GetTransformer().GetNamespaceMap().GetQNameByKey( 
					XML_NAMESPACE_OFFICE, GetXMLToken(m_eValueToken) ) );
			static_cast< XMLMutableAttributeList * >( m_xAttrList.get() )
				->AddAttribute( aAttrQName, m_xValueContext->GetTextContent() );
		}
	}

	if( m_nValueTypeAttr != -1 && m_eValueTypeToken != XML_TOKEN_END )
	{
		static_cast< XMLMutableAttributeList * >( m_xAttrList.get() )
			->SetValueByIndex( m_nValueTypeAttr ,
								GetXMLToken( m_eValueTypeToken ) );
	}

	GetTransformer().GetDocHandler()->startElement( m_aElemQName, 
													m_xAttrList );
	GetTransformer().GetDocHandler()->endElement( m_aElemQName );
}