/**
  * Return the indexed attribute value.
  *
  * @param Mage_Eav_Model_Attribute $attribute Attribute we want the value for.
  * @param mixed                    $value     Raw value
  * @param int                      $storeId   Store id
  *
  * @return mixed.
  */
 protected function _getAttributeValue($attribute, $value, $storeId)
 {
     if ($attribute->usesSource()) {
         $inputType = $attribute->getFrontend()->getInputType();
         if ($inputType == 'multiselect') {
             $value = explode(',', $value);
         }
     } else {
         $inputType = $attribute->getFrontend()->getInputType();
         if ($inputType == 'price') {
             $value = Mage::app()->getStore($storeId)->roundPrice($value);
         }
     }
     if (is_string($value)) {
         $value = preg_replace("#\\s+#siu", ' ', trim(strip_tags($value)));
     }
     return $value;
 }