Charles Marcus a écrit : > On 3/9/2009 6:12 PM, mouss wrote: >>> I only said it was an interesting idea, and wondered if it could be >>> automated... I'm still not sure it *should* be done... :) > >> it can be automated. the hard part is to define the criteria (when to >> keep, when to "release") and how to recall (how does user tell the >> system that he wants to recall a message, > > Well, release after expiry time is easy - as for how the user recalls, > one way would be to define a special email address (ie, > <rec...@example.com> where example.com is your domain, and tell the user > to simply go to their 'Sent' folder, click the 'Reply button for the > message they want to recall, and change the destination address to > <rec...@example.com>. The magic, of course, would be the script that > processes these requests... >
it's not that hard. the hard part is to make sure that how recalls only recalls his own mail. This is easy via a web interface which requires user authentication (aka webmail). if everything is done by mail, then it's a bit harder unless you force authentication (sasl).