/* -*- 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 "XFormsInstanceContext.hxx"

#include <DomBuilderContext.hxx>

#include <rtl/ustring.hxx>

#include <sal/log.hxx>

#include <com/sun/star/uno/Reference.hxx>

#include <com/sun/star/beans/PropertyValue.hpp>

#include <com/sun/star/xforms/XModel2.hpp>

#include <xmloff/xmltoken.hxx>

#include <xmloff/xmlimp.hxx>

#include <xmloff/xmlerror.hxx>

using com::sun::star::uno::Reference;

using com::sun::star::uno::Any;

using com::sun::star::uno::Sequence;

using com::sun::star::xforms::XModel2;

using com::sun::star::beans::PropertyValue;

using xmloff::token::XML_SRC;

using xmloff::token::XML_ID;

XFormsInstanceContext::XFormsInstanceContext(

    SvXMLImport& rImport,

    const Reference<XModel2> & xModel ) :

        TokenContext( rImport ),

        mxModel( xModel )

{

    SAL_WARN_IF( !mxModel.is(), "xmloff", "need model" );

}

css::uno::Reference< css::xml::sax::XFastContextHandler > XFormsInstanceContext::createFastChildContext(

    sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& )

{

    SvXMLImportContext* pContext = nullptr;

    // only the first element child of an xforms:instance element

    // is used as an instance. The other children remainder must be

    // ignored.

    if( mxInstance.is() )

    {

        const OUString& rLocalName = SvXMLImport::getNameFromToken( nElement );

        GetImport().SetError( XMLERROR_XFORMS_ONLY_ONE_INSTANCE_ELEMENT, rLocalName );

    }

    else

    {

        // create new DomBuilderContext. Save reference to tree in Model.

        DomBuilderContext* pInstance = new DomBuilderContext( GetImport(), nElement );

        mxInstance = pInstance->getTree();

        pContext = pInstance;

    }

    SAL_WARN_IF( pContext == nullptr, "xmloff", "no context!" );

    return pContext;

}

css::uno::Reference< css::xml::sax::XFastContextHandler > XFormsInstanceContext::createUnknownChildContext(

    const OUString & rNamespace, const OUString &rName, const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*Attribs*/)

{

    SvXMLImportContext* pContext = nullptr;

    // only the first element child of an xforms:instance element

    // is used as an instance. The other children remainder must be

    // ignored.

    if( mxInstance.is() )

    {

        GetImport().SetError( XMLERROR_XFORMS_ONLY_ONE_INSTANCE_ELEMENT, rName );

    }

    else

    {

        // create new DomBuilderContext. Save reference to tree in Model.

        DomBuilderContext* pInstance = new DomBuilderContext( GetImport(), rNamespace, rName );

        mxInstance = pInstance->getTree();

        pContext = pInstance;

    }

    SAL_WARN_IF( pContext == nullptr, "xmloff", "no context!" );

    return pContext;

}

void XFormsInstanceContext::endFastElement(sal_Int32 )

{

    Sequence<PropertyValue> aSequence( 3 );

    PropertyValue* pSequence = aSequence.getArray();

    pSequence[0].Name = "Instance";

    pSequence[0].Value <<= mxInstance;

    pSequence[1].Name = "ID";

    pSequence[1].Value <<= msId;

    pSequence[2].Name = "URL";

    pSequence[2].Value <<= msURL;

    mxModel->getInstances()->insert( Any( aSequence ) );

}

void XFormsInstanceContext::endUnknownElement(const OUString & /*Namespace*/, const OUString & /*Name*/)

{

    Sequence<PropertyValue> aSequence( 3 );

    PropertyValue* pSequence = aSequence.getArray();

    pSequence[0].Name = "Instance";

    pSequence[0].Value <<= mxInstance;

    pSequence[1].Name = "ID";

    pSequence[1].Value <<= msId;

    pSequence[2].Name = "URL";

    pSequence[2].Value <<= msURL;

    mxModel->getInstances()->insert( Any( aSequence ) );

}

void XFormsInstanceContext::HandleAttribute(const sax_fastparser::FastAttributeList::FastAttributeIter & aIter )

{

    switch( aIter.getToken() & TOKEN_MASK )

    {

    case XML_SRC:

        msURL = aIter.toString();

        break;

    case XML_ID:

        msId = aIter.toString();

        break;

    default:

        XMLOFF_WARN_UNKNOWN("xmloff", aIter);

        assert( false && "this should not happen" );

        break;

    }

}

SvXMLImportContext* XFormsInstanceContext::HandleChild(

    sal_Int32,

    const Reference<css::xml::sax::XFastAttributeList>& )

{

    assert( false && "to be handled by CreateChildContext" );

    return nullptr;

}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */