public LdapUser Authenticate(string userName, string password)
{
userName = _sanitizeUsername(userName);
if (string.IsNullOrEmpty(userName) || string.IsNullOrEmpty(password))
{
throw new LdapAuthenticationException("Empty user or password");
}
using (var ldap = new LdapConnection())
{
try
{
ldap.Connect(this.HostName, this.Port);
ldap.Bind(null, null); // anonymous bind
}
catch (LdapException e)
{
throw new Exception("Error connecting to LDAP server");
}
var entry = GetEntry(ldap, userName);
//#if DEBUG
// return LdapUser.FromEntry(entry);
//#endif
var dn = entry.DN;
try
{
ldap.Bind(dn, password);
return(LdapUser.FromEntry(entry));
}
catch (LdapException)
{
throw new LdapAuthenticationException("Invalid user or password");
}
}
}
public static LdapUser FromEntry(LdapEntry entry)
{
var attributes = entry.getAttributeSet();
var iter = attributes.GetEnumerator();
var user = new LdapUser();
while (iter.MoveNext())
{
var attribute = (LdapAttribute)iter.Current;
var attributeName = attribute.Name.ToUpper();
var values = attribute.StringValueArray;
switch (attributeName)
{
case "UID":
user.Uid = values[0]; break;
case "CN":
user.Name = values[0]; break;
case "MAIL":
user.Email = values[0]; break;
case "NIP":
user.Nip = values[0]; break;
case "NRP":
user.Nim = values[0]; break;
case "OBJECTCLASS":
foreach (var v in values)
{
switch (v)
{
case "student":
user.TipeAkun = TipeAkunLdap.Student;
break;
case "tendik":
user.TipeAkun = TipeAkunLdap.Tendik;
break;
//case "dosen":
// user.TipeAkun = TipeAkunLdap.Dosen;
// break;
}
}
break;
}
}
return(user);
}