/* -*- 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 "MutableAttrList.hxx"

#include <xmloff/xmlnamespace.hxx>

#include <xmloff/namespacemap.hxx>

#include "IgnoreTContext.hxx"

#include "ActionMapTypesOOo.hxx"

#include "AttrTransformerAction.hxx"

#include "TransformerActions.hxx"

#include "TransformerBase.hxx"

#include "FormPropOOoTContext.hxx"

#include <osl/diagnose.h>

using namespace ::com::sun::star::uno;

using namespace ::com::sun::star::xml::sax;

using namespace ::xmloff::token;

class XMLFormPropValueTContext_Impl : public XMLTransformerContext

{

    OUString m_aCharacters;

    bool m_bIsVoid;

public:

    // element content persistence only

    XMLFormPropValueTContext_Impl( XMLTransformerBase& rTransformer,

                           const OUString& rQName );

    virtual void StartElement( const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList ) override;

    virtual void EndElement() override;

    virtual void Characters( const OUString& rChars ) override;

    virtual bool IsPersistent() const override;

    bool IsVoid() const { return m_bIsVoid; }

    const OUString& GetTextContent() const { return m_aCharacters; }

};

XMLFormPropValueTContext_Impl::XMLFormPropValueTContext_Impl(

        XMLTransformerBase& rTransformer,

        const OUString& rQName ) :

    XMLTransformerContext( rTransformer, rQName ),

    m_bIsVoid( false )

{

}

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 aAttrName = rAttrList->getNameByIndex( i );

        OUString aLocalName;

        sal_uInt16 nPrefix =

            GetTransformer().GetNamespaceMap().GetKeyByAttrName( aAttrName,

                                                                 &aLocalName );

        if( XML_NAMESPACE_FORM == nPrefix &&

            IsXMLToken( aLocalName, XML_PROPERTY_IS_VOID ) &&

             IsXMLToken( rAttrList->getValueByIndex( i ), XML_TRUE ) )

            m_bIsVoid = true;

    }

}

void XMLFormPropValueTContext_Impl::EndElement()

{

}

void XMLFormPropValueTContext_Impl::Characters( const OUString& rChars )

{

    m_aCharacters += rChars;

}

bool XMLFormPropValueTContext_Impl::IsPersistent() const

{

    return true;

}

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( false )

{

}

XMLFormPropOOoTransformerContext::~XMLFormPropOOoTransformerContext()

{

}

rtl::Reference<XMLTransformerContext> XMLFormPropOOoTransformerContext::CreateChildContext(

        sal_uInt16 nPrefix,

        const OUString& rLocalName,

        const OUString& rQName,

        const Reference< XAttributeList >& )

{

    rtl::Reference<XMLTransformerContext> pContext;

    if( XML_NAMESPACE_FORM == nPrefix &&

        IsXMLToken( rLocalName, XML_PROPERTY_VALUE ) )

    {

        if( m_bIsList )

        {

            pContext.set(new XMLFormPropValueTContext_Impl( GetTransformer(),

                                                          rQName ));

        }

        else if( !m_xValueContext.is() )

        {

            m_xValueContext=

                new XMLFormPropValueTContext_Impl( GetTransformer(), rQName );

            pContext = m_xValueContext;

        }

    }

    // default is ignore

    if( !pContext.is() )

        pContext.set(new XMLIgnoreTransformerContext( GetTransformer(), rQName,

                                             true, true ));

    return pContext;

}

void XMLFormPropOOoTransformerContext::StartElement(

    const Reference< XAttributeList >& rAttrList )

{

    XMLTransformerActions *pActions =

        GetTransformer().GetUserDefinedActions( OOO_FORM_PROP_ACTIONS );

    OSL_ENSURE( pActions, "go no actions" );

    rtl::Reference<XMLMutableAttributeList> pMutableAttrList =

        new XMLMutableAttributeList( rAttrList, true );

    m_xAttrList = pMutableAttrList;

    OUString aValueType;

    sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;

    for( sal_Int16 i=0; i < nAttrCount; i++ )

    {

        const OUString aAttrName = rAttrList->getNameByIndex( i );

        OUString aLocalName;

        sal_uInt16 nPrefix =

            GetTransformer().GetNamespaceMap().GetKeyByAttrName( aAttrName,

                                                                 &aLocalName );

        XMLTransformerActions::key_type aKey( nPrefix, aLocalName );

        XMLTransformerActions::const_iterator aIter =

            pActions->find( aKey );

        if( aIter != pActions->end() )

        {

            const OUString aAttrValue = rAttrList->getValueByIndex( i );

            switch( (*aIter).second.m_nActionType )

            {

            case XML_ATACTION_RENAME:

                if( IsXMLToken( aLocalName, XML_PROPERTY_TYPE ) )

                {

                    aValueType = aAttrValue;

                    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 = true;

                }

                pMutableAttrList->RemoveAttributeByIndex( i );

                --i;

                --nAttrCount;

                break;

            default:

                OSL_ENSURE( false, "unknown action" );

                break;

            }

        }

    }

    if( !aValueType.isEmpty() )

    {

        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) ) );

            m_xAttrList->AddAttribute( aAttrQName, m_xValueContext->GetTextContent() );

        }

    }

    if( m_nValueTypeAttr != -1 && m_eValueTypeToken != XML_TOKEN_END )

    {

        m_xAttrList->SetValueByIndex( m_nValueTypeAttr ,

                                GetXMLToken( m_eValueTypeToken ) );

    }

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

    GetTransformer().GetDocHandler()->endElement( m_aElemQName );

}

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