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Contents
# = Expirable
#
# Generic expirability mixin.
#
# == Authors
#
# * George Moschovitis
#
# == Copying
#
# Copyright (c) 2004 George Moschovitis
#
# Ruby License
#
# This module is free software. You may use, modify, and/or redistribute this
# software under the same terms as Ruby.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.
# = Expirable
#
# Generic expirability mixin.
#
module Expirable
attr_accessor :expires
# Set the expires timeout for this entry.
def expires_after(timeout = (60*60*24))
@expires = Time.now + timeout
end
# Set the expire timeout for this entry. The timeout happens
# after (base + rand(spread)) seconds.
def expires_spread(base, spread)
@expires = Time.now + base + rand(spread)
end
# Is this entry expired?
def expired?
if @expires.nil? or (Time.now > @expires)
return true
else
return false
end
end
# Update the expiration period. Override in your application.
def touch!
end
end
# _____ _
# |_ _|__ ___| |_
# | |/ _ \/ __| __|
# | | __/\__ \ |_
# |_|\___||___/\__|
#
# TODO
=begin #test
require 'test/unit'
class TC_Expirable < Test::Unit::TestCase
def test_01
end
end
=end
Version data entries
11 entries across 11 versions & 2 rubygems