public string GetConnectionString(CuteSoft.Chat.UserIdentity user)
  {
   return System.Configuration.ConfigurationSettings.AppSettings["CuteChat.SqlClient.ConnectionString"];
  }

  //IHttpApplicationUserAdapter

  public CuteSoft.Chat.UserIdentity GetUserIdentity()
  {
   string id=GetUserUniqueName();
   if(id==null)
    return CuteSoft.Chat.UserIdentity.CreateNull();
   CuteSoft.Chat.UserIdentity identity=new CuteSoft.Chat.UserIdentity(id,null,Context.Request.UserHostAddress);
   //identity.CustomItems["myprop"]="myval";
   return identity;
  }

  public string GetUserUniqueName() //Get the ID of current user
  {

   if(Context.User.Identity.IsAuthenticated)
    return Context.User.Identity.Name;

   return null;
  }

  //IHttpApplicationDataProvider

  public string[] ListUserUniqueName()
  {
   //list the known users
   return new string[]{"admin"};
  }
  
  public bool IsAdministrator(string useruniquename)
  {
   if(string.Compare(useruniquename,"admin",true)==0)
    return true;
   return false;
  }

  public string GetUserDisplayName(string useruniquename)
  {
   switch(useruniquename.ToLower())
   {
    case "admin":
     return "Administrator";
    case "terry":
     return "Terry.X";
    case "marry":
     return "Marry.White";
    default:
     return useruniquename + "test";
   }
  }

  public string[] SearchUserUniqueNameByDisplayName(string userDisplaName)
  {
   switch(userDisplaName.ToLower())
   {
    case "administrator":
     return new string[]{"admin"};
    case "terry.dai":
     return new string[]{"terry"};
    default:
     return new string[]{userDisplaName};
   }
  }