Il 15/07/14 14:29, Austin Taylor ha scritto:
>
> That might work Manuele. How would the code look?
>
well... for the client side I'd start from something like that:
http://jsfiddle.net/dR9tH/19/ (via
http://stackoverflow.com/questions/647282/is-there-an-onselect-event-or-equivalent-for-html-select)
first of all define your web service that check for filename existence
and returns a json (for example) with the needed information
cheers
M.
> On Jul 15, 2014 1:39 AM, "Manuele Pesenti" <[email protected]
> <mailto:[email protected]>> wrote:
>
> Il 14/07/14 21:21, Niphlod ha scritto:
> > until the user clicks on "submit", there's no way for web2py (or
> you)
> > to know the name of the file being uploaded beforehand, using a
> normal
> > input type="file". it's just not how the browsers work.
> what about to set up a javascript event on the upload like
> onselect and
> make your check via ajax?
> just a suggest
> hope it could help
>
> M.
>
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