Manufacturer::model PHP Method

    public static function model($className = __CLASS__)
    {
        return parent::model($className);
    }

 public function run()
 {
     $inn = false;
     $cat = Category::model()->with('categoryDescriptions')->find('categoryDescriptions.link=:link', array(':link' => $this->current));
     if (!empty($cat)) {
         $catName = $cat->getName();
         $categories = $cat->categories;
         if (empty($categories)) {
             $categories = array($cat);
             $inn = true;
         }
         //echo print_r($categories);
     } else {
         $catName = 'All';
         $categories = Category::model()->findAll();
     }
     $products = array();
     $nbrands = $brands = array();
     foreach ($categories as $category) {
         $products = array_merge($products, $category->products);
     }
     foreach ($products as $product) {
         $nbrands[] = $product->manufacturer_id;
     }
     $nbrands = array_unique($nbrands, SORT_NUMERIC);
     foreach ($nbrands as $nbrand) {
         $manu = Manufacturer::model()->findByPk($nbrand);
         if (!empty($manu)) {
             $brands[$nbrand] = $manu->name;
         }
     }
     //$brands = asort($brands);
     $this->render('category_navigation', array('inn' => $inn, 'cat' => $cat, 'name' => $catName, 'categories' => $categories, 'products' => $products, 'brands' => $brands, 'current' => $this->current));
 }