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-rw-r--r--activerecord/lib/active_record/base.rb7
1 files changed, 7 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index 76aa121ade..bae2dc738e 100644
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -1702,6 +1702,13 @@ MSG
end
end
+ # By default returns the value of the updated_at attribute, but can be overwritten to
+ # provide another indicator of when this record was last updated. This is used by
+ # ActionControllers conditional get fresh_when/stale? methods.
+ def last_modified
+ self[:updated_at]
+ end
+
def quoted_id #:nodoc:
quote_value(id, column_for_attribute(self.class.primary_key))
end