Re: [Webware-discuss] Webware/Apache Threading Problem?

[Chuck E. <chu...@gm...>]

On 9/12/06, Dan Milstein <da...@co...> wrote:
> > Can you tell us what's different between your production and dev
> > environment? That would include how the process is launched as well.
> > And is there a difference in what modules get imported?
>
> Let me do some detective work -- I've got a bit of time now, so let
> me see what I can find.  If I come up blank, I'll pass on everything
> I've got.
>
> > Also, even if you tapped into the cgi module, would you really be able
> > to give the user a progress bar? It seems that their window would be
> > tied up by the upload task being performed by the browser.
>
> It works by way of a Javascript function which polls the server every
> few seconds and updates the progress bar.  The tricky part is getting
> some sort of identifier to the Javascript function so that it can
> tell the server which upload it's asking about.  When I generate the
> page, I put in a new unique id which goes both into the URL of the
> form action and into the Javascript code.  The tapped cgi module then
> gets that id from the URL and, as it fills the temp file, updates a
> globally-accessible dict with info about the progress.  The JS
> function hits a servlet which just grabs the progress info from that
> dict.

That's neat. I should have presumed it was a Javascript technique.
Oops. I better say "AJAX" or I might not be employable.  :-)

-Chuck