/// <summary>
///
/// </summary>
/// <param name="userPrincipalName"></param>
/// <param name="preWindows2000"></param>
/// <returns></returns>
public string FormatUserNameForPrincipal(string userPrincipalName, bool preWindows2000)
{
// If this is a domain principal, use a domain name.
if (this.ContextType == nameof(System.DirectoryServices.AccountManagement.ContextType.Domain))
{
string domainName = this.DomainName;
if (string.IsNullOrWhiteSpace(domainName))
{
domainName = Domain.GetComputerDomain().Name;
// For compatiblity with SQL Server and legacy apps, use main DC.
// As sometimes domain name will return DC1.DC2.DC3
// and we only need DC1
domainName = domainName.Split(".".ToCharArray()).First().ToUpper();
}
if (preWindows2000)
{
string mainDomain = domainName.Split(".".ToCharArray()).First().ToUpper();
string samAccountName = UtilsWindowsAccounts.SamAccountNameFromUserPrincipalName(userPrincipalName);
return($"{mainDomain}\\{samAccountName}");
}
else
{
return($"{userPrincipalName}@{domainName}");
}
}
return(UtilsWindowsAccounts.SamAccountNameFromUserPrincipalName(userPrincipalName));
}
/// <summary>
/// Get an instance of FqdnNameParser
/// </summary>
/// <param name="name"></param>
/// <param name="autoCalculateSamAccountName">Usernames used by CHEF al have an autocalculated sam account name</param>
public FqdnNameParser(string name, bool autoCalculateSamAccountName = true)
{
// Backwards compatibility fix
if (name.StartsWith("sid:"))
{
name = name.Replace("sid:", string.Empty).Trim();
}
if (name.Contains("@"))
{
this.DomainName = name.Split("@".ToCharArray()).Last();
name = name.Split("@".ToCharArray()).First();
}
if (name.Contains("\\"))
{
this.DomainName = name.Split("\\".ToCharArray()).First();
name = name.Split("\\".ToCharArray()).Last();
}
if (UtilsSystem.IsValidSid(name))
{
// Assume we are using the user principal name, we cannot determine the context here...
this.Sid = new SecurityIdentifier(name);
}
else
{
this.UserPrincipalName = name;
if (autoCalculateSamAccountName)
{
this.SamAccountName = UtilsWindowsAccounts.SamAccountNameFromUserPrincipalName(this.UserPrincipalName);
}
}
if (name.StartsWith("#"))
{
throw new Exception("Unsupported prefix # used in identity definition.");
// Assume we are using the user principal name, we cannot determine the context here...
// this.UserPrincipalName = name.Replace("#", string.Empty);
// this.SamAccountName = name.Replace("#", string.Empty);
}
if (!string.IsNullOrWhiteSpace(this.DomainName))
{
this.ContextType = (Environment.MachineName == this.DomainName || this.DomainName.Equals("localhost", StringComparison.CurrentCultureIgnoreCase))
? System.DirectoryServices.AccountManagement.ContextType.Machine
: System.DirectoryServices.AccountManagement.ContextType.Domain;
}
}
