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Re: How to I prevent a user from running a module twice (i.e. online voting) ?

Posted by d on 02/07/06 16:18

"Al Dykes" <adykes@panix.com> wrote in message
news:ds86ci$8rk$1@panix5.panix.com...
>
> I've got a voting script that's a little too simple. I can vote as as
> many times as I can click on the link in my browser.
>
> I'n not trying to write an official voting system but I would like to
> do something as simple as catching the user's IP address and
> remembering it for a time interval. That has it's own problems, but
> it would at least prevent double clicks.
>
> I can get the IP #, but how do I store it on a server? I can do a flat
> file
> or something.
>
> Any other suggestions or code are welcome.
>
> I'm new to PHP.
>
> Thanks.
>

Think how they do it in real life :) Make sure everyone who wants to vote
has a username/password - simply ask for that before voting, and then you
know if a user has already voted or not.

>
>
>
> --
> a d y k e s @ p a n i x . c o m
>
> Don't blame me. I voted for Gore.

 

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