[Zope3-dev] No redirect!

[Steve Alexander]

> -1 for returning HTML directly from a non-idempotent form submission:
> the URL of the submission's request won't correspond properly to the
> view being presented.  Applications which follow Stephan's suggested
> path end up breaking the browser's back button, as well as exposing
> non-bookmarkable URLs.
> 
> RFC 2616 actually recognizes this condition by adding a new redirection
> respons code, 303.  The spec also blesses the frequent-but-noncompliant
> current usage of 302 response codes (for older clients which don't
> understand 303):
> 
>   http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.4
> 
> Note this language in particular:
> 
>   The new URI is not a substitute reference for the originally requested
>   resource.
> 
> Note as well that I am not suggesting that *all* form submissions should
> redirect:  the prototypical search query, for instance, is the ideal
> counterexample.

I agree with Tres.

Also see this proposal:

http://dev.zope.org/Wikis/DevSite/Projects/ComponentArchitecture/Use303RedirectsByDefault


--
Steve Alexander