Yes for the 1.x files.  Here is my global.asax file.

<%@ Application Language="C#" %>
<%@ Import Namespace="CuteSoft.Chat" %>
<%@ Implements Interface="CuteSoft.Chat.IHttpApplicationConnectionStringProvider" %>
<%@ Implements Interface="CuteSoft.Chat.IHttpApplicationUserAdapter" %>
<%@ Implements Interface="CuteSoft.Chat.IHttpApplicationDataProvider" %>
<%@ Implements Interface="CuteSoft.Chat.IHttpApplicationSupportLogin" %>
<script runat=server Language=C#>

    static public string AppConnectionString
    {
        get
        {
            string connectionstring=System.Configuration.ConfigurationSettings.AppSettings["SiteSqlServer"];
            if(connectionstring==null||connectionstring.Trim()=="")
                throw(new Exception("Missing appSetting : SiteSqlServer"));
            return connectionstring.Trim();
        }
    }
   
    //CuteChat Integration !!!!
       
    #region IHttpApplicationConnectionStringProvider Members

    public string GetConnectionString(CuteSoft.Chat.UserIdentity user)
    {
        return AppConnectionString;
    }

    #endregion


    #region IHttpApplicationUserAdapter Members

    public string GetUserUniqueName()
    {
        //CommunityServer use 'asp.net - form - authentication'
        if (Context.User.Identity.IsAuthenticated)
            return Context.User.Identity.Name; //this is the CommunityServer.Components.User.Username
       
        //of course use this...
        //CommunityServer.Components.User user=CommunityServer.Users.GetUser(false)
        //if(user.IsAnonymous)
       
        return null;
    }

    public CuteSoft.Chat.UserIdentity GetUserIdentity()
    {
        string uniquename = GetUserUniqueName();
        if (uniquename == null)
        {
            return CuteSoft.Chat.UserIdentity.CreateNull();
        }

        CuteSoft.Chat.UserIdentity identity = new CuteSoft.Chat.UserIdentity(uniquename, null, Request.UserHostAddress);

        return identity;
    }

    #endregion

    #region IHttpApplicationDataProvider Members

    public string GetUserDisplayName(string useruniquename)
    {
        return CommunityServer.Users.FindUserByUsername(useruniquename).DisplayName;
    }
    public string[] ListUserUniqueName()
    {
        CommunityServer.UserQuery query = new CommunityServer.UserQuery();
        CommunityServer.Components.UserSet userset = CommunityServer.Users.GetUsers(query, true);

        ArrayList names = new ArrayList();
        foreach (CommunityServer.Components.User user in userset.Users)
        {
            if (user.IsAnonymous) continue;
           
            names.Add(user.Username);
        }
        return (string[])names.ToArray(typeof(string));
    }
    public bool IsAdministrator(string useruniquename)
    {
        return CommunityServer.Users.FindUserByUsername(useruniquename).IsAdministrator;
    }
    public string[] SearchUserUniqueNameByDisplayName(string userDisplaName)
    {
        CommunityServer.UserQuery query = new CommunityServer.UserQuery();
        query.SearchText = userDisplaName;
        query.IncludeHiddenUsers = true;
        query.SearchUsername = true;//there's no SearchDisplayName ?
        CommunityServer.Components.UserSet userset = CommunityServer.Users.GetUsers(query, true);

        ArrayList names = new ArrayList();
        foreach (CommunityServer.Components.User user in userset.Users)
        {
            if (user.IsAnonymous) continue;
           
            names.Add(user.Username);
        }
        return (string[])names.ToArray(typeof(string));
    }


    public bool IsLobbyAdmin(string useruniquename, CuteSoft.Chat.CuteChatLobby lobby)
    {
        if (lobby.Integration == null) return false;
       
        CommunityServer.Components.User user=CommunityServer.Users.FindUserByUsername(useruniquename);
        if(user==null)
            return false;
       
        if (lobby.Integration.StartsWith("Forum:"))
        {
            int forumid = int.Parse(lobby.Integration.Substring(6));
            CommunityServer.Discussions.Components.Forum forum = CommunityServer.Discussions.Components.Forums.GetForum(forumid);
            if (forum == null)
            {
                return false;
            }
            return CommunityServer.Components.Permissions.ValidatePermissions(forum
                , CommunityServer.Components.Permission.Administer
                , user);
        }
        if (lobby.Integration.StartsWith("Blog:"))
        {
            int blogid = int.Parse(lobby.Integration.Substring(5));
            CommunityServer.Blogs.Components.Weblog blog = CommunityServer.Blogs.Components.Weblogs.GetWeblog(blogid);
            if (blog == null)
            {
                return false;
            }
            return CommunityServer.Components.Permissions.ValidatePermissions(blog
                , CommunityServer.Components.Permission.Administer
                , user);
        }
        return false;
    }

    #endregion

    #region IHttpApplicationSupportLogin Members

    public void SupportInit()
    {
        //no auto login.
    }

    public bool SupportLogin(string username, string password)
    {
        if (username == null) return false;
        username = username.Trim();
        if (username == "") return false;
        if (password == null) return false;

        //IMPORTANT: if the user is not the operator , do not return true;
        //use the CuteChat API to check it
        if (CuteSoft.Chat.ChatApi.FindOperator(username) == null)
            return false;

        //check whether the user is exists
        CommunityServer.Components.User user = CommunityServer.Users.FindUserByUsername(username);
       
        if (user == null)
            return false;

        //use CommunityServer API to validate the user
       
        user = new CommunityServer.Components.User();
        user.Username = username;
        user.Password = password;

        CommunityServer.Components.LoginUserStatus status = CommunityServer.Users.ValidUser(user);
       
        if(status!=CommunityServer.Components.LoginUserStatus.Success)
        {
            return false;
        }
       
        //FORM-Authentication ,
        System.Web.Security.FormsAuthentication.SetAuthCookie(user.Username, false, "/");

        return true;

    }

    #endregion

</script>