citywebshop_cms/application/helpers/banner_helper.php

<?php

class banner_helper {
    
    static function getBanners($zone='zone1') {
        $zone = Model::escapeString($zone);
        $result = Model::query("select * from kreatin_banners where banner_zone='".$zone."' and banner_status='1';");
        return $result;
    }
    
}