private string GetKeyFromDialog(LicenseDialogMessageType messageType)
{
_logger.LogDebug("Displaying license dialog...");
var result = _licenseDialog.Display(messageType);
_logger.LogDebug("License dialog has returned result.");
_logger.LogTrace("result.Key = " + result.Key);
_logger.LogTrace(string.Format("result.Type = {0}", result.Type));
switch (result.Type)
{
case LicenseDialogResultType.Confirmed:
_logger.LogDebug("Using key typed in license dialog.");
return(result.Key);
case LicenseDialogResultType.Aborted:
_logger.LogDebug("License dialog has been aborted. Cancelling operation.");
throw new OperationCanceledException();
default:
throw new ArgumentOutOfRangeException();
}
}
public override void Execute(CancellationToken cancellationToken)
{
base.Execute(cancellationToken);
DebugLogger.Log("Validating license.");
KeySecret = null;
var appInfo = _remoteMetaData.GetAppInfo();
if (!appInfo.UseKeys)
{
DebugLogger.Log("Application is not using license keys.");
return;
}
LicenseDialogMessageType messageType = LicenseDialogMessageType.None;
var cachedKey = GetCachedKey();
bool triedCachedKey = false;
while (KeySecret == null)
{
string key = string.Empty;
if (!triedCachedKey && !string.IsNullOrEmpty(cachedKey))
{
DebugLogger.Log("Using cached license key.");
key = cachedKey;
triedCachedKey = true;
}
else
{
DebugLogger.Log("Displaying license dialog.");
var result = _licenseDialog.Display(messageType);
DebugLogger.Log("Processing dialog result.");
if (result.Type == LicenseDialogResultType.Confirmed)
{
DebugLogger.Log("Using license key typed in dialog.");
key = result.Key;
}
else if (result.Type == LicenseDialogResultType.Aborted)
{
DebugLogger.Log("License dialog has been aborted. Cancelling operation.");
throw new OperationCanceledException();
}
}
try
{
KeySecret = _remoteMetaData.GetKeySecret(key, GetCachedKeySecret(key));
DebugLogger.LogVariable(KeySecret, "KeySecret");
DebugLogger.Log("License key has been validated");
SetCachedKey(key);
SetCachedKeySecret(key, KeySecret);
}
catch (ApiResponseException apiResponseException)
{
DebugLogger.LogException(apiResponseException);
if (apiResponseException.StatusCode == 404)
{
KeySecret = null;
messageType = LicenseDialogMessageType.InvalidLicense;
}
else if (apiResponseException.StatusCode == 410)
{
KeySecret = null;
messageType = LicenseDialogMessageType.BlockedLicense;
}
else if (apiResponseException.StatusCode == 403)
{
KeySecret = null;
messageType = LicenseDialogMessageType.ServiceUnavailable;
}
else
{
throw;
}
}
catch (WebException webException)
{
DebugLogger.LogException(webException);
KeySecret = null;
messageType = LicenseDialogMessageType.ServiceUnavailable;
if (webException.Status == WebExceptionStatus.ProtocolError)
{
var response = (HttpWebResponse)webException.Response;
if ((int)response.StatusCode == 404)
{
messageType = LicenseDialogMessageType.InvalidLicense;
}
else if ((int)response.StatusCode == 410)
{
messageType = LicenseDialogMessageType.BlockedLicense;
}
else if ((int)response.StatusCode == 403)
{
messageType = LicenseDialogMessageType.ServiceUnavailable;
}
}
}
}
}
