/* -*- 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 "XMLAutoTextEventExport.hxx"
#include "facreg.hxx"
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
#include <com/sun/star/util/MeasureUnit.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/document/XEventsSupplier.hpp>
#include <com/sun/star/container/XNameReplace.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/Exception.hpp>
#include <rtl/ustrbuf.hxx>
#include <xmloff/xmlnmspe.hxx>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmltoken.hxx>
#include <xmloff/XMLEventExport.hxx>
#include <tools/debug.hxx>
#include <tools/fldunit.hxx>
#include <comphelper/processfactory.hxx>


using namespace ::com::sun::star;
using namespace ::xmloff::token;

using ::std::set;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::beans::PropertyValue;
using ::com::sun::star::container::XNameAccess;
using ::com::sun::star::container::XNameReplace;
using ::com::sun::star::document::XEventsSupplier;
using ::com::sun::star::frame::XModel;
using ::com::sun::star::lang::XMultiServiceFactory;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::xml::sax::XDocumentHandler;


XMLAutoTextEventExport::XMLAutoTextEventExport(
    const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& xContext,
    OUString const & implementationName, sal_uInt16 nFlags
    )
:   SvXMLExport(util::MeasureUnit::INCH, xContext, implementationName, XML_AUTO_TEXT, nFlags)
,
        sEventType("EventType"),
        sNone("None")
{
}

XMLAutoTextEventExport::~XMLAutoTextEventExport()
{
}

void XMLAutoTextEventExport::initialize(
    const Sequence<Any> & rArguments )
        throw(uno::Exception, uno::RuntimeException, std::exception)
{
    if (rArguments.getLength() > 1)
    {
        Reference<XEventsSupplier> xSupplier;
        rArguments[1] >>= xSupplier;
        if (xSupplier.is())
        {
            Reference<XNameAccess> xAccess(xSupplier->getEvents(), UNO_QUERY);
            xEvents = xAccess;
        }
        else
        {
            Reference<XNameReplace> xReplace;
            rArguments[1] >>= xReplace;
            if (xReplace.is())
            {
                xEvents = xReplace;
            }
            else
            {
                rArguments[1] >>= xEvents;
            }
        }
    }

    // call super class (for XHandler)
    SvXMLExport::initialize(rArguments);
}


sal_uInt32 XMLAutoTextEventExport::exportDoc( enum XMLTokenEnum )
{
    if( (getExportFlags() & EXPORT_OASIS) == 0 )
    {
        Reference< uno::XComponentContext> xContext = getComponentContext();
        try
        {

            Sequence<Any> aArgs( 1 );
            aArgs[0] <<= GetDocHandler();

            // get filter component
            Reference< xml::sax::XDocumentHandler > xTmpDocHandler(
                xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
                    "com.sun.star.comp.Oasis2OOoTransformer",
                    aArgs,
                    xContext),
                UNO_QUERY);
            OSL_ENSURE( xTmpDocHandler.is(),
                "can't instantiate OASIS transformer component" );
            if( xTmpDocHandler.is() )
            {
                SetDocHandler( xTmpDocHandler );
            }
        }
        catch( com::sun::star::uno::Exception& )
        {
        }
    }
    if (hasEvents())
    {
        GetDocHandler()->startDocument();

        addChaffWhenEncryptedStorage();

        addNamespaces();

        {
            // container element
            SvXMLElementExport aContainerElement(
                *this, XML_NAMESPACE_OOO, XML_AUTO_TEXT_EVENTS,
                true, true);

            exportEvents();
        }

        // and close document again
        GetDocHandler()->endDocument();
    }

    return 0;
}

bool XMLAutoTextEventExport::hasEvents()
{
    // TODO: provide full implementation that check for presence of events
    return xEvents.is();
}

void XMLAutoTextEventExport::addNamespaces()
{
    // namespaces for office:, text: and script:
    GetAttrList().AddAttribute(
        GetNamespaceMap().GetAttrNameByIndex( XML_NAMESPACE_OFFICE ),
        GetNamespaceMap().GetNameByIndex( XML_NAMESPACE_OFFICE ) );
    GetAttrList().AddAttribute(
        GetNamespaceMap().GetAttrNameByIndex( XML_NAMESPACE_TEXT ),
        GetNamespaceMap().GetNameByIndex( XML_NAMESPACE_TEXT ) );
    GetAttrList().AddAttribute(
        GetNamespaceMap().GetAttrNameByIndex( XML_NAMESPACE_SCRIPT ),
        GetNamespaceMap().GetNameByIndex( XML_NAMESPACE_SCRIPT ) );
    GetAttrList().AddAttribute(
        GetNamespaceMap().GetAttrNameByIndex( XML_NAMESPACE_DOM ),
        GetNamespaceMap().GetNameByIndex( XML_NAMESPACE_DOM ) );
    GetAttrList().AddAttribute(
        GetNamespaceMap().GetAttrNameByIndex( XML_NAMESPACE_OOO ),
        GetNamespaceMap().GetNameByIndex( XML_NAMESPACE_OOO ) );
    GetAttrList().AddAttribute(
        GetNamespaceMap().GetAttrNameByIndex( XML_NAMESPACE_XLINK ),
        GetNamespaceMap().GetNameByIndex( XML_NAMESPACE_XLINK ) );
}

void XMLAutoTextEventExport::exportEvents()
{
    DBG_ASSERT(hasEvents(), "no events to export!");

    GetEventExport().Export(xEvents, true);
}



// methods without content:

void XMLAutoTextEventExport::_ExportMeta() {}
void XMLAutoTextEventExport::_ExportScripts() {}
void XMLAutoTextEventExport::_ExportFontDecls() {}
void XMLAutoTextEventExport::_ExportStyles( bool ) {}
void XMLAutoTextEventExport::_ExportAutoStyles() {}
void XMLAutoTextEventExport::_ExportMasterStyles() {}
void XMLAutoTextEventExport::_ExportContent() {}



// methods to support the component registration

Sequence< OUString > SAL_CALL XMLAutoTextEventExport_getSupportedServiceNames()
    throw()
{
    Sequence< OUString > aSeq( 1 );
    aSeq[0] = XMLAutoTextEventExport_getImplementationName();
    return aSeq;
}

OUString SAL_CALL XMLAutoTextEventExport_getImplementationName() throw()
{
    return OUString( "com.sun.star.comp.Writer.XMLOasisAutotextEventsExporter"  );
}

Reference< XInterface > SAL_CALL XMLAutoTextEventExport_createInstance(
        const Reference< XMultiServiceFactory > & rSMgr)
    throw( Exception )
{
    return (cppu::OWeakObject*)new XMLAutoTextEventExport( comphelper::getComponentContext(rSMgr), XMLAutoTextEventExport_getImplementationName(), EXPORT_ALL|EXPORT_OASIS);
}

// methods to support the component registration

Sequence< OUString > SAL_CALL XMLAutoTextEventExportOOO_getSupportedServiceNames()
    throw()
{
    Sequence< OUString > aSeq( 1 );
    aSeq[0] = XMLAutoTextEventExportOOO_getImplementationName();
    return aSeq;
}

OUString SAL_CALL XMLAutoTextEventExportOOO_getImplementationName() throw()
{
    return OUString( "com.sun.star.comp.Writer.XMLAutotextEventsExporter"  );
}

Reference< XInterface > SAL_CALL XMLAutoTextEventExportOOO_createInstance(
        const Reference< XMultiServiceFactory > & rSMgr)
    throw( Exception )
{
    return (cppu::OWeakObject*)new XMLAutoTextEventExport( comphelper::getComponentContext(rSMgr), XMLAutoTextEventExportOOO_getImplementationName(), EXPORT_ALL);
}

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