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



#include "docxexportfilter.hxx"
#include "rtfexportfilter.hxx"
#include "rtfimportfilter.hxx"
#include "docxexport.hxx"

#include <docsh.hxx>
#include <pam.hxx>
#include <unotxdoc.hxx>

#include <cppuhelper/factory.hxx>

using namespace ::comphelper;
using namespace ::com::sun::star;
using ::rtl::OUString;

#define S( x ) OUString( RTL_CONSTASCII_USTRINGPARAM( x ) )

DocxExportFilter::DocxExportFilter( const uno::Reference< lang::XMultiServiceFactory >& rMSF )
	: oox::core::XmlFilterBase( rMSF )
{
}

bool DocxExportFilter::exportDocument()
{
	OSL_TRACE(, "DocxExportFilter::exportDocument()\n" ); // DEBUG remove me

	// get SwDoc*
	uno::Reference< uno::XInterface > xIfc( getModel(), uno::UNO_QUERY );
	SwXTextDocument *pTxtDoc = dynamic_cast< SwXTextDocument * >( xIfc.get() );
	if ( !pTxtDoc )
		return false;

	SwDoc *pDoc = pTxtDoc->GetDocShell()->GetDoc();
	if ( !pDoc )
		return false;

	// get SwPaM*
	// FIXME so far we get SwPaM for the entire document; probably we should
	// be able to output just the selection as well - though no idea how to
	// get the correct SwPaM* then...
	SwPaM aPam( pDoc->GetNodes().GetEndOfContent() );
	aPam.SetMark();
	aPam.Move( fnMoveBackward, fnGoDoc );

	SwPaM *pCurPam = new SwPaM( *aPam.End(), *aPam.Start() );

	// export the document
	// (in a separate block so that it's destructed before the commit)
	{
		DocxExport aExport( this, pDoc, pCurPam, &aPam );
		aExport.ExportDocument( true ); // FIXME support exporting selection only
	}

	commit();

	// delete the pCurPam
	if ( pCurPam )
	{
		while ( pCurPam->GetNext() != pCurPam )
			delete pCurPam->GetNext();
		delete pCurPam;
	}

	return true;
}

//////////////////////////////////////////////////////////////////////////
// UNO stuff so that the filter is registered
//////////////////////////////////////////////////////////////////////////

#define IMPL_NAME "com.sun.star.comp.Writer.DocxExport"

OUString DocxExport_getImplementationName()
{
	return OUString( RTL_CONSTASCII_USTRINGPARAM( IMPL_NAME ) );
}

OUString DocxExportFilter::implGetImplementationName() const
{
	return DocxExport_getImplementationName();
}

uno::Sequence< OUString > SAL_CALL DocxExport_getSupportedServiceNames() throw()
{
	const OUString aServiceName( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.ExportFilter" ) );
	const uno::Sequence< OUString > aSeq( &aServiceName, 1 );
	return aSeq;
}

uno::Reference< uno::XInterface > SAL_CALL DocxExport_createInstance(const uno::Reference< lang::XMultiServiceFactory > & rSMgr ) throw( uno::Exception )
{
	return (cppu::OWeakObject*) new DocxExportFilter( rSMgr );
}

#ifdef __cplusplus
extern "C"
{
#endif

SAL_DLLPUBLIC_EXPORT void SAL_CALL component_getImplementationEnvironment( const sal_Char ** ppEnvTypeName, uno_Environment ** /* ppEnv */ )
{
	*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}

// ------------------------
// - component_getFactory -
// ------------------------

SAL_DLLPUBLIC_EXPORT void* SAL_CALL component_getFactory( const sal_Char* pImplName, void* pServiceManager, void* /* pRegistryKey */ )
{
	OSL_TRACE("%s, pImplName is '%s'", OSL_THIS_FUNC, pImplName);
	uno::Reference< lang::XSingleServiceFactory > xFactory;
	void* pRet = 0;

	if ( rtl_str_compare( pImplName, IMPL_NAME ) == 0 )
	{
		const OUString aServiceName( OUString::createFromAscii( IMPL_NAME ) );

		xFactory = uno::Reference< lang::XSingleServiceFactory >( ::cppu::createSingleFactory(
					reinterpret_cast< lang::XMultiServiceFactory* >( pServiceManager ),
					DocxExport_getImplementationName(),
					DocxExport_createInstance,
					DocxExport_getSupportedServiceNames() ) );
	} else if ( rtl_str_compare( pImplName, IMPL_NAME_RTFEXPORT ) == 0 ) {
		const OUString aServiceName( OUString::createFromAscii( IMPL_NAME_RTFEXPORT ) );

		xFactory = uno::Reference< lang::XSingleServiceFactory >( ::cppu::createSingleFactory(
					reinterpret_cast< lang::XMultiServiceFactory* >( pServiceManager ),
					RtfExport_getImplementationName(),
					RtfExport_createInstance,
					RtfExport_getSupportedServiceNames() ) );
	} else if ( rtl_str_compare( pImplName, IMPL_NAME_RTFIMPORT ) == 0 ) {
		const OUString aServiceName( OUString::createFromAscii( IMPL_NAME_RTFIMPORT ) );

		xFactory = uno::Reference< lang::XSingleServiceFactory >( ::cppu::createSingleFactory(
					reinterpret_cast< lang::XMultiServiceFactory* >( pServiceManager ),
					RtfImport_getImplementationName(),
					RtfImport_createInstance,
					RtfImport_getSupportedServiceNames() ) );
	}

	if ( xFactory.is() )
	{
		xFactory->acquire();
		pRet = xFactory.get();
	}

	return pRet;
}

#ifdef __cplusplus
}
#endif

/* vim: set noet sw=4 ts=4: */