/** * Prepare datetime attribute value * * Backward compatibility with versions < 1.13.0.0 * * @param mixed $value * @param Varien_Object $object * @return mixed */ protected function _prepareDatetimeValue($value, $object) { // just use the parent in case the method change in future versions if (method_exists(get_parent_class($this), '_prepareDatetimeValue')) { return parent::_prepareDatetimeValue($value, $object); } // reproduce functionality from 1.13 $attribute = $object->getResource()->getAttribute($this->getAttribute()); if ($attribute && $attribute->getBackendType() == 'datetime') { $value = strtotime($value); } return $value; }