private bool ExpireDemoLicence(PragmaLicense lic)
{
if (lic != null && lic.PurchaseType == PurchaseType.Demo)
{
DateTime now = DateTime.Now;
if (now > lic.ValidTo || now < lic.ValidFrom)
{
return(false);
}
}
LayoutConfig dex = new LayoutConfig();
dex.LoadFromFile();
bool result = dex.ValidateLayout();
dex.SaveToFile();
return(true);
}
private bool ActivatePragmaSql()
{
string error = String.Empty;
/*
* if (String.IsNullOrEmpty(cmbCodeName.Text.Trim()))
* {
* error += "\r\n" + " - Product code name";
* }
*/
if (String.IsNullOrEmpty(cmbPurchaseType.Text.Trim()))
{
error += "\r\n" + " - Purchase type";
}
if (String.IsNullOrEmpty(txtActivationKey.Text.Trim()))
{
error += "\r\n" + " - Activation key";
}
if (String.IsNullOrEmpty(txtMachineKey.Text.Trim()))
{
error += "\r\n" + " - Machine key";
}
if (!IsDemo && String.IsNullOrEmpty(txtEMail.Text.Trim()))
{
error += "\r\n" + " - EMail";
}
if (!String.IsNullOrEmpty(error))
{
MessageService.ShowError("Required fields listed below are empty!\r\n" + error);
return(false);
}
// Create request licence object
LicUtils licUtils = new LicUtils();
PragmaLicense lic = new PragmaLicense();
lic.Product = Product.PragmaSQL;
lic.ProductCodeName = new ProductInfo().CurrentCodeName;
//lic.ProductCodeName = (ProductCodeName)licUtils.ParseEnum(typeof(ProductCodeName), cmbCodeName.Text);
lic.PurchaseType = (PurchaseType)licUtils.ParseEnum(typeof(PurchaseType), cmbPurchaseType.Text);
lic.ActivationKey = txtActivationKey.Text;
lic.MachineKey = new MachineID(txtMachineKey.Text);
lic.MachineIdType = MachineIdType.Composite2;
lic.LicType = LicType.Machine;
lic.EMail = txtEMail.Text;
if (lic.PurchaseType == PurchaseType.Demo)
{
lic.ValidFrom = DateTime.Now;
lic.ValidTo = DateTime.Now.AddDays(121);
}
// Sign the licence request via web service
string licXml = lic.ToXmlString();
LicenceSignSvc svc = new LicenceSignSvc();
try
{
WebProxy prx = WebProxy.GetDefaultProxy();
if (prx != null)
{
prx.Credentials = CredentialCache.DefaultCredentials;
svc.Proxy = prx;
}
}
catch (Exception ex)
{
frmException.ShowAppError("Default static proxy settings can not be retreived!", ex);
}
string signedLicXml = svc.SignLicence(licXml);
XmlDocument signedXml = new XmlDocument();
signedXml.LoadXml(signedLicXml);
// Check if resulting string is an error xml
if (ErrorXml.IsError(signedLicXml))
{
ServiceCallError er = ErrorXml.CreateServiceCallError(signedXml);
string msg = "Product can not be activated!\r\n";
msg += "Error:" + er.ErrorMessage;
msg += !String.IsNullOrEmpty(er.InnerErrorMessage) ? "Detail:" + er.InnerErrorMessage : String.Empty;
MessageService.ShowError(msg);
return(false);
}
if (lic.PurchaseType == PurchaseType.Demo)
{
LayoutConfig dex = new LayoutConfig();
dex.Items.Add(licUtils.GetSimpleDate(DateTime.Now));
dex.SaveToFile();
}
signedXml.Save(_licFile);
return(true);
}
public bool VerifyLicence(out string message)
{
// 1- Try to load licence from licence file.
LicUtils utils = new LicUtils();
PragmaLicense lic = LoadLicence();
message = String.Empty;
// 2- No licence file.
if (lic == null)
{
message = "No license found.\r\n";
//message = _licFile;
return(false);
}
// 2- Verify the licence.
try
{
if (!utils.VerifyLicense(_licFile))
{
message = "You are trying to use an invalid license.\r\nPlease visit www.PragmaSQL.com to purchase a valid license.";
return(false);
}
}
catch (Exception ex)
{
message = "Error:" + ex.Message;
return(false);
}
MachineID current = MachineIdProvider.Retrieve(lic.MachineIdType);
if (current.Key != lic.MachineKey.Key)
{
message = "You are trying to use a license which was not issued to you.\r\nPlease visit www.PragmaSQL.com to purchase a valid license.";
return(false);
}
if (new ProductInfo().CurrentCodeName != lic.ProductCodeName)
{
message = "You are trying to use a license which was not issued for this version.\r\nPlease visit www.PragmaSQL.com to purchase a valid license.";
return(false);
}
// 3- If licence is a demo licence check existance of the expire file
if (lic.PurchaseType == PurchaseType.Demo)
{
try
{
if (!File.Exists(_demoExpireFile))
{
message = "Demo expire date can not be determined!\r\nPlease visit www.PragmaSQL.com to purchase a license.";
return(false);
}
if (!ExpireDemoLicence(lic))
{
message = "Your demo period expired!\r\nPlease visit www.PragmaSQL.com to purchase a license.";
return(false);
}
}
catch (Exception ex)
{
message = ex.Message;
return(false);
}
}
return(true);
}
