/**
* Retrieve a handler for the data in this folder.
*
* @param Kolab_List $list The handler for the list of folders.
*
* @return Horde_Kolab_Storage_Data The data handler.
*/
public function getData($object_type = null, $data_version = 1)
{
if (empty($object_type)) {
$object_type = $this->getType();
if (is_a($object_type, 'PEAR_Error')) {
return $object_type;
}
}
if ($this->tainted) {
foreach ($this->_data as $data) {
$data->synchronize();
}
$this->tainted = false;
}
$key = $object_type . '|' . $data_version;
if (!isset($this->_data[$key])) {
if ($object_type != 'annotation') {
$type = $this->getType();
} else {
$type = 'annotation';
}
$data = new Horde_Kolab_Storage_Data($type, $object_type, $data_version);
$data->setFolder($this);
$data->setCache($this->_storage->getDataCache());
$data->synchronize();
$this->_data[$key] =& $data;
}
return $this->_data[$key];
}
