[mod_python] Problem getting the Publisher handler to return nothing

Thanks for the suggestion.

This returns a bank page, rather than leaving the previous page intact.

On Jan 29, 2008 12:19 AM, Graham Dumpleton <graham.dumpleton at gmail.com>
wrote:

> Then the content type can't be getting sent back properly.
>
> Under FireFox use live headers extension to see what headers are
> actually being returned.
>
> Make sure nothing has cached your page and thus a set of old headers.
>
> BTW, is there any reason why you cant use just:
>
> def launch(req):
>   req.content_type = 'text/plain'
>   return ''
>
> Graham
>
> On 29/01/2008, Charles Collis <charles.collis at gmail.com> wrote:
> > Thanks Graham.
> >
> > No I don't have any associated applications for .py files with my
> browser(s)
> > - I have checked the list of applications in Firefox preferences (on
> Ubuntu
> > machine) also this behaviour is happens on my Mac using Safari...
> >
> > Seems a bit odd!
> >
> >
> > On Jan 28, 2008 5:58 AM, Graham Dumpleton <graham.dumpleton at gmail.com>
> > wrote:
> > > That might be the case if you have through the browser associated the
> > > .py extension with some helper application for opening it. In other
> > > words, nothing to do with mod_python but your personal machine, or at
> > > least the browsers you are using. Try ensuring that any knowledge
> > > within browser configuration for .py extension is cleared.
> > >
> > >
> > >
> > >
> > > Graham
> > >
> > > On 28/01/2008, Charles Collis <charles.collis at gmail.com> wrote:
> > > > Thanks Graham.
> > > >
> > > > It now works as intended, although only with Konqueror - Firefox and
> > Safari
> > > > both blank the page and the URL in address bar goes to
> > > > http://localhost/python/launch, rather than staying at the page they
> > were on
> > > > before. Here is the new code as suggested:
> > > >
> > > > def launch(req):
> > > >    req.content_type = 'text/plain'
> > > >    raise apache.SERVER_RETURN, apache.OK
> > > >
> > > > The only other way I have been able to get it to simulate not
> leaving
> > the
> > > > current page is by returning a short bit of html containing some
> > javascript
> > > > that automatically goes back one page (from the new blank page) -
> but
> > this
> > > > is pretty ugly!
> > > >
> > > >
> > > > On Jan 27, 2008 9:12 PM, Graham Dumpleton <
> graham.dumpleton at gmail.com>
> > > > wrote:
> > > > > You still must set the response content type else the browser
> tries to
> > > > > work out what to do based on the extension in the URL. So, use:
> > > > >
> > > > >  req.content_type = 'text/plain'
> > > > >
> > > > > Graham
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > On 28/01/2008, Charles Collis <charles.collis at gmail.com> wrote:
> > > > > > Hi.
> > > > > >
> > > > > > I wonder if anyone can help - I am having problems getting the
> > Publisher
> > > > > > handler to return nothing.
> > > > > >
> > > > > > I am wanting the publisher handler to return nothing when
> clicking
> > on a
> > > > link
> > > > > > that points to a particular function which will perform a system
> > > > command,
> > > > > > and I am using the recommended 'raise apache.SERVER_RETURN,
> > apache.OK'
> > > > > > trick.
> > > > > >
> > > > > > This does indeed stop the page contents refreshing, but has the
> odd
> > > > > > side-effect of the browser asking wanting to download a file (of
> > 'python
> > > > > > script' type). This behaviour happens in both Firefox 3 beta2
> and
> > > > Konqueror.
> > > > > > It even does it if the function doesn't do anything:
> > > > > >
> > > > > > def launch():
> > > > > >    pass
> > > > > >    raise apache.SERVER_RETURN, apache.OK
> > > > > >
> > > > > > I am running Ubuntu Gutsy.
> > > > > >
> > > > > > Apache and mod_python details:
> > > > > > Apache/2.2.4 (Ubuntu) mod_python/3.3.1 Python/2.5.1
> > PHP/5.2.3-1ubuntu6.3
> > > > > >
> > > > > > Any pointers appreciated. Thanks.
> > > > > >
> > > > > > Charles Collis.
> > > > > >
> > > > > > _______________________________________________
> > > > > > Mod_python mailing list
> > > > > > Mod_python at modpython.org
> > > > > >
> > > >
> > http://mailman.modpython.org/mailman/listinfo/mod_python
> > > > > >
> > > > > >
> > > > >
> > > >
> > > >
> > >
> >
> >
>
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