Post limit in number of date ( set by admin ) choose by user

[thanh]

yEs, please can someone help me
for admin
-> can set 10-20-30 day the all post will exp
-> can set user or group is out of this exp date ( the post is alway alive, never exp )
for user
-> can choose how many day the post will active, after 10-20-30 day the post will auto closed ( by a BOT or closed automatic ) with a message " this post has been closed "

that all, thank you very much