private function getMoreProductInfoSingle($product)
 {
     if (isset($product['product_id']) && isset($product['product_name'])) {
         $product['product_anchor'] = productToAnchor($product['product_id'], $product['product_name']);
     }
     if (isset($product['category_id']) && isset($product['category_name'])) {
         $product['category_anchor'] = categoryToAnchor($product['category_id'], $product['category_name']);
     }
     if (isset($product['discount'])) {
         $price = $product['price'];
         $discount = $product['discount'];
         $saleprice = $price - $discount * $price / 100;
         $product['saleprice'] = sprintf("%.2f", $saleprice);
     } elseif (isset($product['price'])) {
         $product['saleprice'] = $product['price'];
     }
     return $product;
 }
function getMoreInfoSingle($category)
{
    $category['category_anchor'] = categoryToAnchor($category['category_id'], $category['category_name']);
    return $category;
}