YetAnotherForum集成AD用户混合登录(一) AD验证类

 public class AD_pass
    {
        private string _path;
        private string _filterAttribute;public AD_pass()
        {
            _path = "LDAP://DC=office,DC=local";
        }public bool IsAuthenticated(string username, string pwd)
        {
            try
            {
                DirectoryEntry entry = new DirectoryEntry(_path, username, pwd);
                Object obj = entry.NativeObject;
                DirectorySearcher search = new DirectorySearcher(entry);
                search.Filter = "(SAMAccountName=" + username + ")";
                SearchResult result = search.FindOne();
                if (null == result)
                {
                    return false;
                }
                _path = result.Path;
                _filterAttribute = (String)result.Properties["cn"][0];
            }
            catch (Exception ex)
            {
                return false;
            }
            return true;
        }
    }