/**
* UnLinks all states from a folder id
* Old states are removed assisting the StateMachine to get rid of old data.
* The UUID is then removed from the device
*
* @param ASDevice $device
* @param string $folderid
* @param boolean $removeFromDevice indicates if the device should be
* notified that the state was removed
* @param boolean $retrieveUUIDFromDevice indicates if the UUID should be retrieved from
* device. If not true this parameter will be used as UUID.
*
* @access public
* @return boolean
*/
public static function UnLinkState(&$device, $folderid, $removeFromDevice = true, $retrieveUUIDFromDevice = true)
{
if ($retrieveUUIDFromDevice === true) {
$savedUuid = $device->GetFolderUUID($folderid);
} else {
$savedUuid = $retrieveUUIDFromDevice;
}
if ($savedUuid) {
ZLog::Write(LOGLEVEL_DEBUG, sprintf("StateManager::UnLinkState('%s'): saved state '%s' will be deleted.", $folderid, $savedUuid));
ZPush::GetStateMachine()->CleanStates($device->GetDeviceId(), IStateMachine::DEFTYPE, $savedUuid, self::FIXEDHIERARCHYCOUNTER * 2);
ZPush::GetStateMachine()->CleanStates($device->GetDeviceId(), IStateMachine::FOLDERDATA, $savedUuid);
// CPO
ZPush::GetStateMachine()->CleanStates($device->GetDeviceId(), IStateMachine::FAILSAVE, $savedUuid, self::FIXEDHIERARCHYCOUNTER * 2);
ZPush::GetStateMachine()->CleanStates($device->GetDeviceId(), IStateMachine::BACKENDSTORAGE, $savedUuid, self::FIXEDHIERARCHYCOUNTER * 2);
// remove all messages which could not be synched before
$device->RemoveIgnoredMessage($folderid, false);
if ($folderid === false && $savedUuid !== false) {
ZPush::GetStateMachine()->CleanStates($device->GetDeviceId(), IStateMachine::HIERARCHY, $savedUuid, self::FIXEDHIERARCHYCOUNTER * 2);
}
}
// delete this id from the uuid cache
if ($removeFromDevice) {
return $device->SetFolderUUID(false, $folderid);
} else {
return true;
}
}
