[ic] userdb and mv_username question

Mike Heins mike at perusion.com
Wed Mar 25 19:08:08 UTC 2009

Quoting Davor Ocelic (docelic at spinlocksolutions.com):
> On Wed, 25 Mar 2009 16:31:03 +0000
> Rick Bragg <lists at gmnet.net> wrote:
> > Hello,
> > 
> > I am using the affiliate database and I set up a login page that works
> > fine. I am using the email login, so the "affiliate" column has
> > "U0001" and the email column is unique.  Again, all that works
> > perfect.  I can log in, create accounts, etc and everything is
> > perfect.
> > 
> > However, when I use the following code, I get logged in fine, but
> > there is nothing in [value mv_username]!
> Hey,
> As I understand it, mv_username is primarily a CGI variable which
> you pass from a form to Interchange when you want to log in (and
> when you use the default Interchange's UserDB functions which
> expect the username in mv_username).
> After the user is logged in, [data session username] or 
> $Session->{username} is what you should be using, not 
> value mv_username.

Absolutely correct. And when you realize that [value ...] is settable by
the user, that makes sense. You don't want someone appending
"&mv_username=admin" on their URL and changing the catalogs behavior.

Appending &fname=Fooboy is OK, because you set that stuff in the
forms the user controls anyway.

Mike Heins
Perusion -- Expert Interchange Consulting    http://www.perusion.com/
phone +1.765.328.4479  <mike at perusion.com>

The sun, with all those planets revolving around it and dependent on it,
can still ripen a bunch of grapes as if it had nothing else in the
universe to do. -- Galileo

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