[Catalyst] noob question about session timeouts

[Kiki]

Matt S Trout wrote:
> On Sun, Nov 02, 2008 at 10:20:08PM +0000, Peter Flanigan wrote:
>   
>> Cliff Green wrote:
>>     
>>> When a session expires in the app I'm putting together, the user is sent 
>>> back to the login screen at the next request, as expected.  What I'd 
>>> like to do is stuff something like 'Session Expired' into 
>>> $c->stash->{error_msg} and have it displayed, letting the user know what 
>>> just happened.
>>>       
>> Read up on Catalyst::Plugin::Session::flash
>>     
>
> No, don't. We stole that from rails because it seemed like a good idea at
> the time.
>
> It isn't. It's evil, horrible, inefficient, and if you think you wanted it,
> you didn't (multi tab issues, refresh issues, race conditions, dead kittens
> etc.).
>
> If you really want transient data of that ilk, stuff it in $c->cache under
> a key starting with the session id.
>
> ... if I write up an outline of how you'd generalise that, anybody fancy
> having a go at hacking it together?
>
>   
I'd like to give it a try if it's OK. This is supposed to go into the 
session plugin right? Or should it be an extra plugin?