[Twisted-Python] Nevow question
matt at pollenation.net
Tue Aug 17 17:41:15 EDT 2004
On Sat, 2004-08-14 at 13:16 +0200, Heiko Wundram wrote:
> Hi all!
> I'm currently working on a web-application with twisted and nevow, and I'm
> using the SessionWrapper of nevow to enable logins. Well, here comes the
> catch: When a login fails, nevow redirects to the original page, with a
> parameter "login-failed=<somestring>", and I'd like to catch this parameter
> (rather, check if it is there, if it is, output a different string from the
> template). For this I have created two sections in the HTML template, both
> using nevow:render="<somefunction>", and for one of these, I return "", and
> for the other just context.
> But, the problem remains: how can I get the POST/GET parameters (without using
> something like Formless) that were posted to the page that is being
Use "msg = context.arg('login-failed')" in your render method to get the
error message or None.
Note: context.arg is a convenience method for getting parameters from
the request. The above is equivalent to "msg = context.locate
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