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-rw-r--r--activerecord/lib/active_record/timestamp.rb22
1 files changed, 22 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb
new file mode 100644
index 0000000000..149113b950
--- /dev/null
+++ b/activerecord/lib/active_record/timestamp.rb
@@ -0,0 +1,22 @@
+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.
+ 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 respond_to?(:created_at) && created_at.nil?
+ write_attribute("created_on", Time.now) if respond_to?(:created_on) && created_on.nil?
+ timestamp_before_update
+ end
+
+ def timestamp_before_update
+ write_attribute("updated_at", Time.now) if respond_to?(:updated_at)
+ write_attribute("updated_on", Time.now) if respond_to?(:updated_on)
+ end
+ end
+end \ No newline at end of file