Also, rather than copying the files -- which as you say they are large, could be prohibitive -- create symbolic links to them in a public "downloads" directory using your date/time/session/ip/userid/whatever in the name, and then have a background daemon that scans that directory once a minute or hour or 4 hours, and removes the links that have expired.

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^3: Ultimate anti-leech, anti-proxy, anti-bot, CAPTCHA works, link does not (code included) by BrowserUk
in thread Ultimate anti-leech, anti-proxy, anti-bot, CAPTCHA works, link does not (code included) by taint

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