// Shopper Group

        if (! plgChameleonVirtuemartrules::checkShopperGroup( $vm, $params, $debug )) {

            return plgChameleonVirtuemartrules::bail($params);

        }

static function checkShopperGroup( $vm, $params, $debug ) {

    if ( !$vm ) return false; // fail if no genius for vm. Shouldn't happen.



    $shopper_group_id = $params->get( 'vm_shopper_group' );

    if ( !is_array($shopper_group_id) or !count($shopper_group_id) ) return true; // nothing to check

    

    require_once(JPATH_ADMINISTRATOR . '/components/com_virtuemart/helpers/config.php');

    VmConfig::loadConfig();

    $usermodel = VmModel::getModel('user');

    $currentVMuser = $usermodel->getUser();

    $real_id = (array)$currentVMuser->shopper_groups;



    //$r = in_array( $real_id, $shopper_group_id ); // does not work

    $r = false;

    if ($real_id[0] == $shopper_group_id[0]) $r = true;



    if ( $debug ) {

        if ( $r ) cham_debug_prefix( JText::sprintf( 'VM shopper group id: shopper group id (%s) is in the include list - succeeding', $real_id[0] ) );

        else cham_debug_prefix( JText::sprintf( 'VM shopper group id: shopper group id (%s) is not in the include list - failing', $real_id[0] ) );

    }

    return $r;



}