private bool validate_license_term(LicenseTerm license)
{
if(license.StartDate <= DateTime.Now && license.EndDate >= DateTime.Now)
{
return validate_data (license.GetReferenceString (), license.Base64Hash);
}
return false;
}
private string get_license_term_key(LicenseTerm license)
{
if(validate_license_term(license))
{
return decrypt_data_base64(license.Key);
}
return String.Empty;
}
private License remove_term(License license, LicenseTerm licenseTerm)
{
return remove_term (license, licenseTerm.Name);
}
private License add_term(License license, LicenseTerm licenseTerm)
{
license.AddTerm (licenseTerm);
license.Base64Hash = sign_data_base64 (license.GetReferenceString ());
return license;
}
// License Term ////////////////////////////
private LicenseTerm create_license_term(DateTime start, DateTime end, string name, string key)
{
LicenseTerm lt = new LicenseTerm (){
StartDate = start,
EndDate = end,
Name = name,
Key = encrypt_data_base64(key)
};
lt.Base64Hash = sign_data_base64 (lt.GetReferenceString ());
return lt;
}
public static bool ValidateLicenseTerm(LicenseTerm licenseTerm)
{
return Instance.validate_license_term (licenseTerm);
}
public void AddTerm(LicenseTerm licenseTerm)
{
LicenseTermList.Add (licenseTerm);
}
public static License RemoveTerm(License license, LicenseTerm term)
{
return Instance.remove_term (license, term);
}
public static string GetLicenseTermKey(LicenseTerm licenseTerm)
{
return Instance.get_license_term_key (licenseTerm);
}
public static License AddTerm(License license, LicenseTerm licenseTerm)
{
return Instance.add_term (license, licenseTerm);
}