public static bool UpdateLisence(string key)
{
try
{
var sn = SnProvider.CalculateSN();
var password = Encryption.MakePassword(sn, AppConfiguration.ApplicationIdentifier);
var coreKey = key.Replace("-", string.Empty);
if (password.Substring(3, 22) != coreKey.Substring(3, 22))
{
throw new Exception("invalid lisence key!");
}
var expiredDatetime = GetExpiredDateTime(coreKey);
string HideInfo = string.Format("{0};{1};{2}", expiredDatetime.ToString(), coreKey, LisenceType.Full.GetHashCode());
if (File.Exists(GetLisencePath()))
{
File.Delete(GetLisencePath());
}
FileReadWrite.WriteFile(GetLisencePath(), HideInfo);
return(true);
}
catch (Exception ex)
{
Log.Error(ex);
return(false);
}
}
public static string CalculateSN(string softwareName)
{
UseBaseBoardProduct = true;
UseBiosVersion = true;
UseProcessorID = true;
var sn = SnProvider.GetSystemInfo(softwareName);
var _BaseString = Encryption.Boring(Encryption.InverseByBase(sn, 10));
return(_BaseString);
}
public static bool ApplyTrialLisence()
{
try
{
if (GetLicense() != null)
{
throw new Exception("Already has lisence key!");
}
var sn = SnProvider.CalculateSN(softwareName);
var password = "******" + sn.Substring(3, 22); // trial version..
var expiredDatetime = GetExpiredDateTime(password);
string HideInfo = string.Format("{0};{1};{2}", expiredDatetime.ToString(), password, LisenceType.Trial.GetHashCode());
FileReadWrite.WriteFile(GetLisencePath(), HideInfo);
return(true);
}
catch (Exception ex)
{
Log.Error(ex);
return(false);
}
}