n4u_sample/apps/n2o_sample/src/login.erl

-module(login).
-compile(export_all).
-include_lib("kvs/include/feed.hrl").
-include_lib("nitro/include/nitro.hrl").
-include_lib("n2o/include/wf.hrl").

main() -> #dtl{file="login", app=n2o_sample, bindings=[{body, body()}, {folders, folders()}]}.
folders() -> string:join([filename:basename(F) || F <- filelib:wildcard(code:priv_dir(n2o_sample) ++ "/snippets/*/")], ",").

body() ->
 [#span  { id=display },                 #br{},
  #span  { body="Login: " },             #textbox{id=user, autofocus=true}, #br{},
  #span  { body="Join/Create Feed: " },  #textbox{id=pass},
  #button{ id=loginButton, body="Login", postback=login, source=[user, pass]} ].

event(login) ->
  User = case wf:q(user) of
    <<>> -> "anonymous";
    undefined -> "anonymous";
    E -> wf:to_list(E)
  end,
  wf:user(User),
  wf:info(?MODULE, "User: ~p", [wf:user()]),
  wf:redirect("index.htm?room=" ++ wf:to_list(wf:q(pass))),
  ok;

event(_) -> [].