Esempio n. 1
0
 /**
  * Initialize filter model object
  *
  * @return Mage_Catalog_Block_Layer_Filter_Abstract
  */
 public function init()
 {
     $attribute = $this->getAttributeModel();
     $registryKey = $this->_filterModelName . ($attribute ? '_' . $attribute->getAttributeCode() : '');
     $filter = Mage::registry($registryKey);
     if ($filter) {
         $this->_filter = $filter;
         $this->_prepareFilter();
     } else {
         parent::_initFilter();
         Mage::register($registryKey, $this->_filter);
     }
     return $this;
 }