/// <summary>
/// Parse unique DNS identifiers that the certificate should be
/// created for, taking into account the list of exclusions,
/// support for IDNs and the limits of Let's Encrypt
/// </summary>
/// <param name="unicode"></param>
/// <returns></returns>
public List <string> GetHosts(bool unicode, bool allowZero = false)
{
var hosts = new List <string>();
if (HostIsDns == true)
{
hosts.Add(Host);
}
if (AlternativeNames != null && AlternativeNames.Any())
{
hosts.AddRange(AlternativeNames);
}
var exclude = GetExcludedHosts();
var filtered = hosts.
Where(x => !string.IsNullOrWhiteSpace(x)).
Distinct().
Except(exclude);
if (unicode)
{
var idn = new IdnMapping();
filtered = filtered.Select(x => idn.GetUnicode(x));
}
if (filtered.Count() == 0)
{
if (!allowZero)
{
throw new Exception("No DNS identifiers found.");
}
}
else if (filtered.Count() > Constants.maxNames)
{
throw new Exception($"Too many hosts for a single certificate. Let's Encrypt has a maximum of {Constants.maxNames}.");
}
return(filtered.ToList());
}
public string GetDescription()
{
return(string.Format("Set user with values - Name:{0}; Enabled: {1}; LocalLogonEnabled: {2}; HasAlternativeNames: {3}", Name, Enabled, LocalLogonEnabled, AlternativeNames.Any()));
}
