/**
  *
  *
  * @param unknown $products
  *
  * @return unknown
  */
 public function filter_products_json($products)
 {
     $vendor_products = WCV_Vendors::get_vendor_products($this->vendor_id);
     $ids = array();
     foreach ($vendor_products as $vendor_product) {
         $ids[$vendor_product->ID] = $vendor_product->post_title;
     }
     return array_intersect_key($products, $ids);
 }