private void InitializeValues()
{
cmbCodeName.Items.Clear();
cmbPurchaseType.Items.Clear();
txtMachineKey.Text = String.Empty;
string[] enumNames = Enum.GetNames(typeof(ProductCodeName));
foreach (string enumName in enumNames)
{
cmbCodeName.Items.Add(enumName);
}
enumNames = Enum.GetNames(typeof(PurchaseType));
foreach (string enumName in enumNames)
{
cmbPurchaseType.Items.Add(enumName);
}
txtMachineKey.Text = MachineIdProvider.Retrieve(MachineIdType.Composite2).Key;
}
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);
}