public function execute()
 {
     if (!$this->getUser()->getRights('shop', 'settings')) {
         throw new waRightsException(_w('Access denied'));
     }
     $types_per_page = $this->getConfig()->getOption('types_per_page');
     $values_per_feature = 7;
     $type_model = new shopTypeModel();
     $type_features_model = new shopTypeFeaturesModel();
     $feature_model = new shopFeatureModel();
     $types = $type_model->getAll($type_model->getTableId(), true);
     $type_features_model->countFeatures($types);
     $show_all_features = $feature_model->countAll() < $this->getConfig()->getOption('features_per_page');
     if ($show_all_features) {
         $feature_model = new shopFeatureModel();
         if ($features = $feature_model->getFeatures(true, null, 'id', $values_per_feature)) {
             $show_all_features = count($features);
             $type_features_model->fillTypes($features, $types);
             shopFeatureModel::appendTypeNames($features);
         }
     } else {
         $features = array();
     }
     $this->view->assign('type_templates', shopTypeModel::getTemplates());
     $this->view->assign('show_all_features', $show_all_features);
     $this->view->assign('show_all_types', count($types) - $types_per_page < 3);
     $this->view->assign('types_per_page', $types_per_page);
     $this->view->assign('values_per_feature', $values_per_feature);
     $this->view->assign('icons', (array) $this->getConfig()->getOption('type_icons'));
     $this->view->assign('product_types', $types);
     $this->view->assign('features', $features);
 }