Dev2.FileIO.CheckPermissions C# (CSharp) Method

        public static bool CheckPermissions(string userAndDomain, string pass, string path, FileSystemRights rights)
        {
            bool result;

            // handle UNC path
            try
            {
                string user = ExtractUserName(userAndDomain);
                string domain = ExtractDomain(userAndDomain);
                SafeTokenHandle safeTokenHandle;
                bool loginOk = LogonUser(user, domain, pass, LOGON32_LOGON_INTERACTIVE, LOGON32_PROVIDER_DEFAULT,
                    out safeTokenHandle);


                if (loginOk)
                {
                    using (safeTokenHandle)
                    {
                        var newID = new WindowsIdentity(safeTokenHandle.DangerousGetHandle());
                        using (WindowsImpersonationContext impersonatedUser = newID.Impersonate())
                        {
                            // Do the operation here
                            result = CheckPermissions(newID, path, rights);

                            impersonatedUser.Undo(); // remove impersonation now
                        }
                    }
                }
                else
                {
                    // login failed
                    throw new Exception("Failed to authenticate with user [ " + userAndDomain + " ] for resource [ " +
                                        path + " ] ");
                }
            }
            catch (Exception ex)
            {
                Dev2Logger.Log.Error("FileIO", ex);
                throw;
            }
            return result;
        }