blob: 59c72aa4a9b40bca3b451615af459bae18b6a550 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
module ActiveRecord
# Active Records will automatically record creation and/or update timestamps of database objects
# if fields of the names created_at/created_on or updated_at/updated_on are present. This module is
# automatically included, so you don't need to do that manually.
#
# This behavior can be turned off by setting <tt>ActiveRecord::Base.record_timestamps = false</tt>.
module Timestamp
def self.append_features(base) # :nodoc:
super
base.before_create :timestamp_before_create
base.before_update :timestamp_before_update
end
def timestamp_before_create
write_attribute("created_at", Time.now) if record_timestamps && respond_to?(:created_at) && created_at.nil?
write_attribute("created_on", Time.now) if record_timestamps && respond_to?(:created_on) && created_on.nil?
timestamp_before_update
end
def timestamp_before_update
write_attribute("updated_at", Time.now) if record_timestamps && respond_to?(:updated_at)
write_attribute("updated_on", Time.now) if record_timestamps && respond_to?(:updated_on)
end
end
class Base
# Records the creation date and possibly time in created_on (date only) or created_at (date and time) and the update date and possibly
# time in updated_on and updated_at. This only happens if the object responds to either of these messages, which they will do automatically
# if the table has columns of either of these names. This feature is turned on by default.
@@record_timestamps = true
cattr_accessor :record_timestamps
end
end
|