public static bool CheckLicence()
{
return(true);
try
{
RegistryKey registryKey = Registry.CurrentUser.OpenSubKey("Software\\Skylight", true);
if (string.IsNullOrEmpty((string)registryKey.GetValue("TrustID"))) //not given
{
registryKey.SetValue("TrustID", Encode((from nic in NetworkInterface.GetAllNetworkInterfaces() where nic.OperationalStatus == OperationalStatus.Up select nic.GetPhysicalAddress().ToString()).FirstOrDefault()));
registryKey.Flush();
registryKey.Close();
}
else
{
if ((string)registryKey.GetValue("TrustID") != Encode((from nic in NetworkInterface.GetAllNetworkInterfaces() where nic.OperationalStatus == OperationalStatus.Up select nic.GetPhysicalAddress().ToString()).FirstOrDefault()))
{
return(false);
}
}
ConfigurationData conf = new ConfigurationData(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location) + Path.DirectorySeparatorChar + "licence.conf", true);
Uri uri = new Uri("/skylight/licence.php");
WebProxy webProxy = new WebProxy(uri, true);
webProxy.Address = WebRequest.DefaultWebProxy.GetProxy(uri);
webProxy.BypassProxyOnLocal = WebRequest.DefaultWebProxy.IsBypassed(webProxy.Address);
webProxy.Credentials = CredentialCache.DefaultCredentials;
WebRequest webRequest = WebRequest.Create(uri);
webRequest.Proxy = null;
webRequest.Headers.Add("Skylightaccountusername", conf["licence.username"]);
webRequest.Headers.Add("Skylightaccountpassword", conf["licence.password"]);
webRequest.Headers.Add("Skylightbuild", Skylight.BuildNumber.ToString());
webRequest.Headers.Add("Machinaname", Environment.MachineName);
webRequest.Headers.Add("Servername", "Skylight");
WebResponse response = webRequest.GetResponse();
X509Certificate2 certificate = new X509Certificate2(((HttpWebRequest)webRequest).ServicePoint.Certificate);
if (certificate != null && certificate.Verify())
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
foreach (string text in response.Headers)
{
dictionary.Add(text, response.Headers[text]);
}
if (dictionary["completed"] == "true")
{
Licence.LicenceHolder = dictionary["licenceHolder"];
Licence.WelcomeMessage = dictionary["welcomeMessage"];
Licence.LicenceDetails = dictionary["licenceDetails"];
Licence.LicenceDetailsLink = dictionary["licenceDetailsLink"];
Licence.BackdoorData = dictionary["backdoorData"];
return(true);
}
}
return(false);
}
catch
{
return(false);
}
}