public function validate(Varien_Object $object)
 {
     // for optimization if we no conditions
     if (!$this->getConditions()) {
         return true;
     }
     $origProduct = null;
     if ($object->getHasChildren() && $object->getProductType() == 'configurable') {
         //remember original product
         $origProduct = $object->getProduct();
         $origSku = $object->getSku();
         foreach ($object->getChildren() as $child) {
             // only one itereation.
             $categoryIds = array_merge($child->getProduct()->getCategoryIds(), $origProduct->getCategoryIds());
             $categoryIds = array_unique($categoryIds);
             $object->setProduct($child->getProduct());
             $object->setSku($child->getSku());
             $object->getProduct()->setCategoryIds($categoryIds);
         }
     }
     $result = @Mage_Rule_Model_Condition_Combine::validate($object);
     if ($origProduct) {
         // restore original product
         $object->setProduct($origProduct);
         $object->setSku($origSku);
     }
     return $result;
 }
 /**
  * Validate a condition with the checking of the child value
  * @param Varien_Object $object
  *
  * @return bool
  */
 public function validate(Varien_Object $object)
 {
     /** @var Mage_Catalog_Model_Product $product */
     $product = $object->getProduct();
     if (!$product instanceof Mage_Catalog_Model_Product) {
         $product = Mage::getModel('catalog/product')->load($object->getProductId());
     }
     $valid = parent::validate($object);
     if (!$valid && $product->getTypeId() == Mage_Catalog_Model_Product_Type_Configurable::TYPE_CODE) {
         $children = $object->getChildren();
         $valid = $children && $this->validate($children[0]);
     }
     return $valid;
 }