class Acl < ActiveRecord::Base def self.find_by_address(address, options) self.with_scope(:find => {:conditions => ["inet_aton(?) & netmask = address", address]}) do return self.find(:first, options) end end def self.find_all_by_address(address, options) self.with_scope(:find => {:conditions => ["inet_aton(?) & netmask = address", address]}) do return self.find(:all, options) end end end