// Get date hardend option - may add validation later.
if ( !empty( $facetDefinition['date.other'] ) )
{
    switch( strtolower( $facetDefinition['date.other'] ) )
    {
        case 'before':
        case 'after':
        case 'between':
        case 'none':
        case 'all':
        {
            $queryPart['date.other'] = strtolower( $facetDefinition['date.other'] );
        }

        default:
        {
            eZDebug::writeWarning( 'Invalid option gived for date.other: ' . $facetDefinition['date.other'],
                                   __METHOD__ );
        } break;
    }
}