4 уровень меню в Opencart 1.5.3.1

[Parenek]

 Коллеги подскажите пожалуйста как добавить 4 уровень? Сейчас доступно только три. Заранее большое спасибо!

<?php
class ControllerModuleCategory extends Controller {
   protected function index() {
      $this->language->load('module/category');
    
       $this->data['heading_title'] = $this->language->get('heading_title');
    
      if (isset($this->request->get['path'])) {
	 $parts = explode('_', (string)$this->request->get['path']);
      } else {
	 $parts = array();
      }
    
      if (isset($parts[0])) {
	 $this->data['category_id'] = $parts[0];
      } else {
	 $this->data['category_id'] = 0;
      }
    
      if (isset($parts[1])) {
	 $this->data['child_id'] = $parts[1];
      } else {
	 $this->data['child_id'] = 0;
      }
	    if (isset($parts[2])) {
	 $this->data['sisters_id'] = $parts[2];
      } else {
	 $this->data['sisters_id'] = 0;
      }		
      $this->load->model('catalog/category');
      $this->load->model('catalog/product');
    
      $this->data['categories'] = array();
	      
      $categories = $this->model_catalog_category->getCategories(0);
    
	  foreach ($categories as $category) {
	
	     $children_data = array();
	     $sister_data = array();
	    
	     $children = $this->model_catalog_category->getCategories($category['category_id']);
	    
	     foreach ($children as $child) {		  
		$sister_data = array();
		$sisters = $this->model_catalog_category->getCategories($child['category_id']);
		if($sisters) {
		   foreach ($sisters as $sisterMember) {
		      $sister_data[] = array(
			 'category_id' =>$sisterMember['category_id'],
			 'name'		=> $sisterMember['name'],
			 'href'		=> $this->url->link('product/category', 'path=' . $category['category_id'] . '_' . $child['category_id']. '_' . $sisterMember['category_id'])  
		      );					
				
		   }
		   $children_data[] = array(
			 'category_id' => $child['category_id'],
			 'sister_id'   => $sister_data,
			 'name'		=> $child['name'],
			 'href'		=> $this->url->link('product/category', 'path=' . $category['category_id'] . '_' . $child['category_id'])  
		      );  
		}else{					
		   $children_data[] = array(
		      'category_id' => $child['category_id'],
		      'sister_id'	=>'',
		      'name'		=> $child['name'],
		      'href'		=> $this->url->link('product/category', 'path=' . $category['category_id'] . '_' . $child['category_id'])  
		   );  
		}
	     }		
	     $data = array(
		'filter_category_id'  => $category['category_id'],
		'filter_sub_category' => true  
	     );	
	      
	     $product_total = $this->model_catalog_product->getTotalProducts($data);
		    
	     $this->data['categories'][] = array(
		'category_id' => $category['category_id'],
		'name'		=> $category['name'],
		'children'	=> $children_data,
		'sister'	=> $sister_data,
		'href'		=> $this->url->link('product/category', 'path=' . $category['category_id'])
	     );
	  }
    
      if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/module/category.tpl')) {
	 $this->template = $this->config->get('config_template') . '/template/module/category.tpl';
      } else {
	 $this->template = 'default/template/module/category.tpl';
      }
    
      $this->render();
     }
}
?>

 

 

[foruss]

https://opencartforum.com/topic/17977-modul-kategorii-do-4-urovnia-vlozhennosti/

[Parenek]

меня версия другая =) Да и файл испорчен =)