How would you get the current url location?

I've tried to build the current url using request.env.http_host +
request.env.path_info, but it doesn't take into account routes.py.

For example using that method returns 127.0.0.1:8000/init/default/
contact, but I want it to return http://127.0.0.1:8000/contact --
which is the what is displayed in the browser.

On May 3, 8:59 pm, Jonathan Lundell <jlund...@pobox.com> wrote:
> > On Mon, May 3, 2010 at 11:08 PM, Jonathan Lundell <jlund...@pobox.com> 
> > wrote:
> > web2py probably isn't setting referer on a redirect, and if it did, you'd 
> > have to interpret the URL.
>
> > No. If I have no redirect and call a location with no args the referer is 
> > not set when I arrive at web2py's default "Internal error" page. Which is 
> > okay because the standard says referer is optionally set by the client.
>
> > How about putting the previous location in session before you redirect?
>
> > That works on some instances, but not for controlling for the wrong number 
> > or the wrong parameters. A concrete example:
>
> > 1. Currently inwww.domain.com/a/c/f/arg1
> > 2. User edits address bar and presses enter (removed 
> > arg1):www.domain.com/a/c/f/
> > 3. The called action:
>
> > def f():
> >     if not request.args:
>
> >         redirect(request.last_location) # including args
>
> > Perhaps someone knows of an alternative way to accomplish the same?
>
> The session is pretty much the only place you've got to keep information 
> between pages. In the above example, in step 1, you need to save the current 
> location in session. You can do that in f() before you return, or if you want 
> to always do it (from every c/f), you could perhaps do it in your 
> layout.html: copy the location from request to session. (That won't work for 
> redirects, but you might not want it to.)

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