SquirrelMail and PHP

Vidol Loeung fedora.kh at undp.org
Fri Jan 14 01:49:35 UTC 2005


Thanks Peter for your response. I know, it's using Session. But is it also
related to caching? Specifically, PHP uses this header(..) function for
Cache-Control and the like.

I've read a few docs on it but I still could not get it right.

Regards,
Vidol


----- Original Message -----
From: "Peter Arremann" <loony at loonybin.org>
To: "For users of Fedora Core releases" <fedora-list at redhat.com>
Sent: Thursday, January 13, 2005 11:32 AM
Subject: Re: SquirrelMail and PHP


> On Wednesday 12 January 2005 21:35, Kh Linux wrote:
> > Dear All:
> >
> > I hope, there is a PHP guru here to help me.
> >
> > When I was testing SquirrelMail last night, I found that, I could no
longer
> > press the 'BACK' button on the browser after I signed out.
> >
> > I've always wanted to do this on some of my PHP applications but do not
> > know how.
> >
> > Could someone please tell me how that is done in PHP, or point me to a
good
> > site for this? Sorry, I more PHP-related; but i thought this list could
be
> > of help.
> >
> > Thanks,
> > Vidol
>
> They use the php session management... What they do is destroy the session
on
> logout and every page you load checks first if you have a session and if
not,
> then they kick you back to the login screen... So once you clicked log
out,
> your session stops existing and you'll get kicked to the login page once
you
> use the back button... just grep for session in the squirrelmail src
dir...
>
> If you want more info about php session handling there is a good url at
> http://us3.php.net/manual/en/ref.session.php
>
> Peter.
>
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