1)あなたがたDirectoryEntryからのuserPrincipalNameを得ることができます。
2)次に、ユーザー名とドメイン名の間でUPNを分割します。
3)次にGetNetBIOSName()を呼び出します。
public static DirectoryEntry GetDirectoryObject(string strPath)
{
if (strPath == "")
{
strPath = ConfigurationManager.AppSettings["LDAPPath"]; //YOUR DEFAULT LDAP PATH ie. LDAP://YourDomainServer
}
string username = ConfigurationManager.AppSettings["LDAPAccount"];
string password = ConfigurationManager.AppSettings["LDAPPassword"];
//You can encrypt and decrypt your password settings in web.config, but for the sake of simplicity, I've excluded the encryption code from this listing.
}
catch (Exception ex)
{
HttpContext.Current.Response.Write("user: " + username + ", LDAPAccount: "+ ConfigurationManager.AppSettings["LDAPAccount"] + ".<br /> "+ ex.Message +"<br />");
if (HttpContext.Current.User.Identity != null)
{
HttpContext.Current.Response.Write("HttpContext.Current.User.Identity: " + HttpContext.Current.User.Identity.Name + ", " + HttpContext.Current.User.Identity.IsAuthenticated.ToString() + "<br />");
HttpContext.Current.Response.Write("Windows Identity: " + WindowsIdentity.GetCurrent().Name + ", " + HttpContext.Current.User.Identity.IsAuthenticated.ToString());
}
else
{
HttpContext.Current.Response.Write("User.Identity is null.");
}
HttpContext.Current.Response.End();
}
DirectoryEntry oDE = new DirectoryEntry(strPath, username, password, AuthenticationTypes.Secure);
return oDE;
}
public static string GetNetBIOSName(string DomainName)
{
string netBIOSName = "";
DirectoryEntry rootDSE =GetDirectoryObject(
"LDAP://"+DomainName+"/rootDSE");
string domain = (string)rootDSE.Properties[
"defaultNamingContext"][0];
// netBIOSName += "Naming Context: " + domain + "<br />";
if (!String.IsNullOrEmpty(domain))
{
//This code assumes you have a directory entry at the /CN=Partitions, CN=Configuration
//It will not work if you do not have this entry.
DirectoryEntry parts = GetDirectoryObject(
"LDAP://"+DomainName+"/CN=Partitions, CN=Configuration," + domain);
foreach (DirectoryEntry part in parts.Children)
{
if ((string)part.Properties[
"nCName"][0] == domain)
{
netBIOSName += (string)part.Properties[
"NetBIOSName"][0];
break;
}
}
}
return netBIOSName;
}
public static string GetDomainUsernameFromUPN(string strUPN)
{
string DomainName;
string UserName;
if (strUPN.Contains("@"))
{
string[] ud = strUPN.Split('@');
strUPN= ud[0];
DomainName = ud[1];
DomainName=LDAPToolKit.GetNetBIOSName(DomainName);
UserName= DomainName + "\\" + strUPN;
}
else
{
UserName= strUPN;
}
return UserName;
}
出典
2013-03-22 08:37:50
WWC
関連:http://stackoverflow.com/questions/4249139/c-sharp-active-directory-get-domain-name-of-user –