/**
* Returns the the parent object. Tries to utilize the Memcache
* data, loading the actual information only if it is not cached.
*
* @param midcom_core_dbaobject $object The DBA object we're working on
* @return bool Indicating visibility state.
* @see get_parent_guid()
* @todo rethink this, IMO we should trust midgard cores get_parent and then just do the object conversion if neccessary since this can return stale objects and other nastiness
*/
public static function get_parent(midcom_core_dbaobject $object)
{
static $parents = array();
static $parentlinks = array();
if (!isset($parentlinks[$object->guid])) {
$parent_guid = $object->get_parent_guid();
if (empty($parent_guid)) {
$parent = null;
if (!empty($object->guid)) {
$parentlinks[$object->guid] = null;
}
} else {
if (!isset($parents[$parent_guid])) {
try {
$parents[$parent_guid] = midcom::get('dbfactory')->get_object_by_guid($parent_guid);
} catch (midcom_error $e) {
}
}
$parent =& $parents[$parent_guid];
if (!empty($object->guid)) {
$parentlinks[$object->guid] =& $parents[$parent_guid];
}
}
} else {
$parent =& $parentlinks[$object->guid];
}
return $parent;
}