/// <summary>
/// Initializes a new instance of a CategoryNode object.
/// </summary>
/// <param name="licenseRow"></param>
public License(IExplorerItem parent, DataSet.LicenseRow licenseRow)
{
// Validate the parameters.
if (licenseRow == null)
{
throw new ArgumentNullException("licenseRow");
}
// Extract the values from the record.
base.Name = licenseRow.SerialNumber.ToString();
base.Parent = parent;
// This will locat and disassemble the folder icon and give us the basic image sizes supported by the application framework.
Uri uri = new Uri("/Teraque.DataModel;component/Resources/License.ico", UriKind.Relative);
Dictionary <ImageSize, ImageSource> images = ImageHelper.DecodeIcon(uri);
base.SmallImageSource = images[ImageSize.Small];
base.MediumImageSource = images[ImageSize.Medium];
base.LargeImageSource = images[ImageSize.Large];
base.ExtraLargeImageSource = images[ImageSize.ExtraLarge];
}
internal static void GenerateLicense(LicenseInfo licenseInfo, String fileName)
{
if (licenseInfo == null)
{
throw new ArgumentNullException("licenseInfo");
}
DataSet.ProductRow productRow = DataModel.Product.FindByProductId(licenseInfo.ProductId);
DataSet.CustomerRow customerRow = DataModel.Customer.FindByCustomerId(licenseInfo.CustomerId);
// Generate a new license.
DataSet.LicenseRow licenseRow = DataModel.License.AddLicenseRow(
licenseInfo.DateCreated,
customerRow,
Guid.NewGuid(),
licenseInfo.LicenseType,
productRow);
DataModel.LicenseTableAdapter.Update(DataModel.License);
// Generate the payload from the license type, the product id, the serial number and the current date.
Byte[] licenseType = BitConverter.GetBytes(licenseRow.LicenseType);
Byte[] productIdArray = licenseRow.ProductId.ToByteArray();
Byte[] serialNumberArray = BitConverter.GetBytes(licenseRow.SerialNumber);
Byte[] dateCreatedArray = BitConverter.GetBytes(licenseRow.DateCreated.ToBinary());
Byte[] payload = new Byte[licenseType.Length + productIdArray.Length + serialNumberArray.Length + dateCreatedArray.Length];
Array.Copy(licenseType, payload, licenseType.Length);
Array.Copy(productIdArray, 0, payload, licenseType.Length, productIdArray.Length);
Array.Copy(serialNumberArray, 0, payload, licenseType.Length + productIdArray.Length, serialNumberArray.Length);
Array.Copy(dateCreatedArray, 0, payload, licenseType.Length + productIdArray.Length + serialNumberArray.Length, dateCreatedArray.Length);
RSAParameters rsaParameters = new RSAParameters();
rsaParameters.D = LicenseManager.privateKeyD;
rsaParameters.DP = LicenseManager.privateKeyDp;
rsaParameters.DQ = LicenseManager.privateKeyDq;
rsaParameters.Exponent = LicenseManager.publicKeyExponent;
rsaParameters.InverseQ = LicenseManager.privateKeyInverseQ;
rsaParameters.Modulus = LicenseManager.publicKeyModulus;
rsaParameters.P = LicenseManager.privateKeyP;
rsaParameters.Q = LicenseManager.privateKeyQ;
RSACryptoServiceProvider rsaCryptoServiceProvider = new RSACryptoServiceProvider();
rsaCryptoServiceProvider.ImportParameters(rsaParameters);
SHA1CryptoServiceProvider sha1CryptoServiceProvider = new SHA1CryptoServiceProvider();
Byte[] signature = rsaCryptoServiceProvider.SignData(payload, sha1CryptoServiceProvider);
Byte[] signedPayload = new Byte[payload.Length + signature.Length];
Array.Copy(payload, signedPayload, payload.Length);
Array.Copy(signature, 0, signedPayload, payload.Length, signature.Length);
Byte[] publicKey = new Byte[LicenseManager.publicKeyExponent.Length + LicenseManager.publicKeyModulus.Length];
Array.Copy(LicenseManager.publicKeyExponent, publicKey, LicenseManager.publicKeyExponent.Length);
Array.Copy(LicenseManager.publicKeyModulus, 0, publicKey, LicenseManager.publicKeyExponent.Length, LicenseManager.publicKeyModulus.Length);
Byte[] licenseKey = new Byte[publicKey.Length + signedPayload.Length];
Array.Copy(publicKey, licenseKey, publicKey.Length);
Array.Copy(signedPayload, 0, licenseKey, publicKey.Length, signedPayload.Length);
using (StreamWriter streamWriter = new StreamWriter(fileName))
streamWriter.WriteLine(Convert.ToBase64String(licenseKey));
}
