private License LoadLicense()
{
License license = null;
try
{
string text = this.privateStorer.LoadKey();
if (text != null && text.Length > 0)
{
license = LicenseConverter.KeyToLicense(this.decoder, text);
}
else
{
text = this.publicStorer.LoadKey();
license = LicenseConverter.KeyToLicense(this.decoder, text);
}
}
catch (Exception ex)
{
Log.ReportException(ex);
}
if (license != null && LicenseVerificator.IsCorrect(license) && LicenseVerificator.IsPregenerated(license))
{
License license2 = this.LoadOldLicense();
if (license2 != null && LicenseVerificator.IsCorrect(license2) && !LicenseVerificator.IsPregenerated(license2))
{
if (LicenseVerificator.IsOutdatedForVersion2x(license2))
{
license2.UpgradeEvaluation = true;
license2.StartTime = license.StartTime;
license2.EndTime = license.EndTime;
license = license2;
}
else
{
license = license2;
}
}
}
else
{
if (license == null)
{
License license3 = this.LoadOldLicense();
if (license3 != null && LicenseVerificator.IsCorrect(license3))
{
license = license3;
}
}
}
return(license);
}
public static string Format(License license, DateTime now)
{
if (license == null)
{
return("No license");
}
if (!LicenseVerificator.IsCorrect(license))
{
return("Unknown license");
}
StringBuilder stringBuilder = new StringBuilder();
if (license.UpgradeEvaluation)
{
LicenseInformationFormatter.AppendLicenseOutdatedInfo(stringBuilder);
LicenseInformationFormatter.AppendUpgradeEvaluationExpirationInfo(stringBuilder, license, now);
}
else
{
if (LicenseVerificator.IsOutdatedForVersion2x(license))
{
LicenseInformationFormatter.AppendLicenseOutdatedInfo(stringBuilder);
}
else
{
LicenseInformationFormatter.AppendLicenseTypeInfo(stringBuilder, license);
LicenseInformationFormatter.AppendLicensedToInfo(stringBuilder, license);
if (LicenseVerificator.IsTimeLimited(license))
{
LicenseInformationFormatter.AppendLicenseExpirationInfo(stringBuilder, license, now);
}
}
}
return(stringBuilder.ToString().TrimEnd(new char[]
{
'\r',
'\n'
}));
}
public static bool IsValid(License license, DateTime now)
{
return(license != null && LicenseVerificator.IsCorrect(license) && LicenseVerificator.IsStarted(license, now) && !LicenseVerificator.IsExpired(license, now) && !LicenseVerificator.IsOutdatedForVersion2x(license));
}