Install display code

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{ public function getCategory($category_id) { $query = $this->db->query("SELECT DISTINCT * FROM " . DB_PREFIX . "category c LEFT JOIN " . DB_PREFIX . "category_description cd ON (c.category_id = cd.category_id) LEFT JOIN " . DB_PREFIX . "category_to_store c2s ON (c.category_id = c2s.category_id) WHERE c.category_id = '" . (int)$category_id . "' AND cd.language_id = '" . (int)$this->config->get('config_language_id') . "' AND c2s.store_id = '" . (int)$this->config->get('config_store_id') . "' AND c.status = '1'"); return $query->row; } public function getCategories($parent_id = 0) { $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "category c LEFT JOIN " . DB_PREFIX . "category_description cd ON (c.category_id = cd.category_id) LEFT JOIN " . DB_PREFIX . "category_to_store c2s ON (c.category_id = c2s.category_id) WHERE c.parent_id = '" . (int)$parent_id . "' AND cd.language_id = '" . (int)$this->config->get('config_language_id') . "' AND c2s.store_id = '" . (int)$this->config->get('config_store_id') . "' AND c.status = '1' ORDER BY c.sort_order, LCASE(cd.name)"); return $query->rows; } public function getCategoriesByParentId($category_id) { $category_data = array(); $category_data[] = $category_id; $category_query = $this->db->query("SELECT category_id FROM " . DB_PREFIX . "category WHERE parent_id = '" . (int)$category_id . "'"); foreach ($category_query->rows as $category) { $children = $this->getCategoriesByParentId($category['category_id']); if ($children) { $category_data = array_merge($children, $category_data); }	 } return $category_data; } public function getCategoryLayoutId($category_id) { $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "category_to_layout WHERE category_id = '" . (int)$category_id . "' AND store_id = '" . (int)$this->config->get('config_store_id') . "'"); if ($query->num_rows) { return $query->row['layout_id']; } else { return $this->config->get('config_layout_category'); } } public function getTotalCategoriesByCategoryId($parent_id = 0) { $query = $this->db->query("SELECT COUNT(*) AS total FROM " . DB_PREFIX . "category c LEFT JOIN " . DB_PREFIX . "category_to_store c2s ON (c.category_id = c2s.category_id) WHERE c.parent_id = '" . (int)$parent_id . "' AND c2s.store_id = '" . (int)$this->config->get('config_store_id') . "' AND c.status = '1'"); return $query->row['total']; } } ?>1'"); return $query->row['total']; } } ?>
Fatal error: Class 'Modelcatalogcategory' not found in /var/www/clients/client2/web12/web/system/engine/loader.php on line 34

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$this->registry->set('model_' . str_replace('/', '_', $model), new $class($this->registry));