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#include "oox/xls/excelfilter.hxx"
#include "oox/helper/binaryinputstream.hxx"
#include "oox/xls/biffdetector.hxx"
#include "oox/xls/biffinputstream.hxx"
#include "oox/xls/excelchartconverter.hxx"
#include "oox/xls/themebuffer.hxx"
#include "oox/xls/workbookfragment.hxx"
#include "oox/dump/biffdumper.hxx"
#include "oox/dump/xlsbdumper.hxx"

using ::rtl::OUString;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::lang::XMultiServiceFactory;
using ::com::sun::star::xml::sax::XFastDocumentHandler;
using ::oox::core::BinaryFilterBase;
using ::oox::core::FragmentHandlerRef;
using ::oox::core::Relation;
using ::oox::core::Relations;
using ::oox::core::XmlFilterBase;
using ::oox::drawingml::table::TableStyleListPtr;

namespace oox {
namespace xls {

// ============================================================================

ExcelFilterBase::ExcelFilterBase() :
    mpHelper( 0 )
{
}

ExcelFilterBase::~ExcelFilterBase()
{
    OSL_ENSURE( !mpHelper, "ExcelFilterBase::~ExcelFilterBase - workbook helper not cleared" );
}

void ExcelFilterBase::setWorkbookHelper( WorkbookHelper& rHelper )
{
    mpHelper = &rHelper;
}

WorkbookHelper& ExcelFilterBase::getWorkbookHelper() const
{
    OSL_ENSURE( mpHelper, "ExcelFilterBase::getWorkbookHelper - missing workbook helper" );
    return *mpHelper;
}

void ExcelFilterBase::clearWorkbookHelper()
{
    mpHelper = 0;
}

// ============================================================================

OUString SAL_CALL ExcelFilter_getImplementationName() throw()
{
    return CREATE_OUSTRING( "com.sun.star.comp.oox.ExcelFilter" );
}

Sequence< OUString > SAL_CALL ExcelFilter_getSupportedServiceNames() throw()
{
    OUString aServiceName = CREATE_OUSTRING( "com.sun.star.comp.oox.ExcelFilter" );
    Sequence< OUString > aSeq( &aServiceName, 1 );
    return aSeq;
}

Reference< XInterface > SAL_CALL ExcelFilter_createInstance(
        const Reference< XMultiServiceFactory >& rxGlobalFactory ) throw( Exception )
{
    return static_cast< ::cppu::OWeakObject* >( new ExcelFilter( rxGlobalFactory ) );
}

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

ExcelFilter::ExcelFilter( const Reference< XMultiServiceFactory >& rxGlobalFactory ) :
    XmlFilterBase( rxGlobalFactory )
{
}

ExcelFilter::~ExcelFilter()
{
}

bool ExcelFilter::importDocument() throw()
{
    /*  to activate the XLSX/XLSB dumper, define the environment variable
        OOO_XLSBDUMPER and insert the full path to the file
        file:///<path-to-oox-module>/source/dump/xlsbdumper.ini. */
    OOX_DUMP_FILE( ::oox::dump::xlsb::Dumper );

    bool bRet = false;
    OUString aWorkbookPath = getFragmentPathFromFirstType( CREATE_OFFICEDOC_RELATIONSTYPE( "officeDocument" ) );
    if( aWorkbookPath.getLength() > 0 )
    {
        WorkbookHelperRoot aHelper( *this );
        if( aHelper.isValid() )
        {
            setWorkbookHelper( aHelper );   // needed for callbacks
            bRet = importFragment( new OoxWorkbookFragment( aHelper, aWorkbookPath ) );
            clearWorkbookHelper();
        }
    }
    return bRet;
}

bool ExcelFilter::exportDocument() throw()
{
    return false;
}

sal_Int32 ExcelFilter::getSchemeColor( sal_Int32 nToken ) const
{
    return getWorkbookHelper().getTheme().getColorByToken( nToken );
}

sal_Int32 ExcelFilter::getPaletteColor( sal_Int32 nPaletteIdx ) const
{
    return getWorkbookHelper().getStyles().getPaletteColor( nPaletteIdx );
}

const ::oox::drawingml::Theme* ExcelFilter::getCurrentTheme() const
{
    return &getWorkbookHelper().getTheme();
}

::oox::vml::Drawing* ExcelFilter::getVmlDrawing()
{
    return 0;
}

const TableStyleListPtr ExcelFilter::getTableStyles()
{
    return TableStyleListPtr();
}

::oox::drawingml::chart::ChartConverter& ExcelFilter::getChartConverter()
{
    return getWorkbookHelper().getChartConverter();
}

OUString ExcelFilter::implGetImplementationName() const
{
    return ExcelFilter_getImplementationName();
}

// ============================================================================

OUString SAL_CALL ExcelBiffFilter_getImplementationName() throw()
{
    return CREATE_OUSTRING( "com.sun.star.comp.oox.ExcelBiffFilter" );
}

Sequence< OUString > SAL_CALL ExcelBiffFilter_getSupportedServiceNames() throw()
{
    OUString aServiceName = CREATE_OUSTRING( "com.sun.star.comp.oox.ExcelBiffFilter" );
    Sequence< OUString > aSeq( &aServiceName, 1 );
    return aSeq;
}

Reference< XInterface > SAL_CALL ExcelBiffFilter_createInstance(
        const Reference< XMultiServiceFactory >& rxGlobalFactory ) throw( Exception )
{
    return static_cast< ::cppu::OWeakObject* >( new ExcelBiffFilter( rxGlobalFactory ) );
}

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

ExcelBiffFilter::ExcelBiffFilter( const Reference< XMultiServiceFactory >& rxGlobalFactory ) :
    BinaryFilterBase( rxGlobalFactory )
{
}

ExcelBiffFilter::~ExcelBiffFilter()
{
}

bool ExcelBiffFilter::importDocument() throw()
{
    /*  to activate the BIFF dumper, define the environment variable
        OOO_BIFFDUMPER and insert the full path to the file
        file:///<path-to-oox-module>/source/dump/biffdumper.ini. */
    OOX_DUMP_FILE( ::oox::dump::biff::Dumper );

    /*  The boolean argument "UseBiffFilter" passed through XInitialisation
        decides whether to use the BIFF file dumper implemented in this filter
        only (false or missing), or to import/export the document (true). */
    Any aUseBiffFilter = getArgument( CREATE_OUSTRING( "UseBiffFilter" ) );
    bool bUseBiffFilter = false;
    if( !(aUseBiffFilter >>= bUseBiffFilter) || !bUseBiffFilter )
        return true;

    bool bRet = false;

    // detect BIFF version and workbook stream name
    OUString aWorkbookName;
    BiffType eBiff = BiffDetector::detectStorageBiffVersion( aWorkbookName, getStorage() );
    OSL_ENSURE( eBiff != BIFF_UNKNOWN, "ExcelBiffFilter::ExcelBiffFilter - invalid file format" );
    if( eBiff != BIFF_UNKNOWN )
    {
        WorkbookHelperRoot aHelper( *this, eBiff );
        if( aHelper.isValid() )
        {
            setWorkbookHelper( aHelper );   // needed for callbacks
            bRet = BiffWorkbookFragment( aHelper, aWorkbookName ).importFragment();
            clearWorkbookHelper();
        }
    }
    return bRet;
}

bool ExcelBiffFilter::exportDocument() throw()
{
    return false;
}

sal_Int32 ExcelBiffFilter::getPaletteColor( sal_Int32 nPaletteIdx ) const
{
    return getWorkbookHelper().getStyles().getPaletteColor( nPaletteIdx );
}

OUString ExcelBiffFilter::implGetImplementationName() const
{
    return ExcelBiffFilter_getImplementationName();
}

// ============================================================================

} // namespace xls
} // namespace oox