/**
* Convert $value to the current dateTime, but only if it is NULL
*
* @param null|Zend_Date $value
* @return string
*/
public function toStorage($state)
{
$value = $state[$this->getPropertyName()];
if (null === $value) {
$state[$this->getPropertyName()] = Zend_Date::now();
}
return parent::toStorage($state);
}
/**
* Regenerates the current dateTime
*
* @param null|Zend_Date $value
* @return string
*/
public function toStorage($state)
{
$state[$this->getPropertyName()] = Zend_Date::now();
return parent::toStorage($state);
}