/// <summary>
/// Deserialize from a user object
/// </summary>
/// <param name="uo"></param>
/// <returns></returns>
public static AccessControlList Deserialize(UserObject uo)
{
AccessControlList acl;
if (uo == null || uo.AccessLevel == UserObjectAccess.None)
{
return(new AccessControlList());
}
else if (uo.AccessLevel == UserObjectAccess.Private ||
uo.AccessLevel == UserObjectAccess.Public)
{
acl = new AccessControlList();
acl.AddReadWriteUserItem(uo.Owner);
if (uo.AccessLevel == UserObjectAccess.Public)
{
acl.AddPublicReadItem();
}
return(acl);
}
else if (uo.AccessLevel == UserObjectAccess.ACL)
{
return(Deserialize(uo.ACL));
}
else
{
throw new Exception("Unexpected AccessLevel: " + uo.AccessLevel);
}
}
/// <summary>
/// Update permissions to reflect a change in ownership
/// </summary>
/// <param name="uo"></param>
/// <param name="userName"></param>
public static void UpdateAclForNewOwner(
UserObject uo,
string oldOwner,
string newOwner)
{
if (uo.AccessLevel != UserObjectAccess.ACL)
{
return; // only need to do for ACL
}
AccessControlList acl = AccessControlList.Deserialize(uo.ACL);
acl.RemoveUserItem(oldOwner);
acl.AddReadWriteUserItem(newOwner);
uo.ACL = acl.Serialize();
}