diff options
Diffstat (limited to 'activerecord/lib/active_record/timestamp.rb')
| -rw-r--r-- | activerecord/lib/active_record/timestamp.rb | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb index 648861f8d4..d9e1ef351f 100644 --- a/activerecord/lib/active_record/timestamp.rb +++ b/activerecord/lib/active_record/timestamp.rb @@ -18,11 +18,21 @@ module ActiveRecord # Saves the record with the updated_at/on attributes set to the current time. # If the save fails because of validation errors, an ActiveRecord::RecordInvalid exception is raised. - def touch + # If an attribute name is passed, that attribute is used for the touch instead of the updated_at/on attributes. + # + # Examples: + # + # product.touch # updates updated_at + # product.touch(:designed_at) # updates the designed_at attribute + def touch(attribute = nil) current_time = current_time_from_proper_timezone - write_attribute('updated_at', current_time) if respond_to?(:updated_at) - write_attribute('updated_on', current_time) if respond_to?(:updated_on) + if attribute + write_attribute(attribute, current_time) + else + write_attribute('updated_at', current_time) if respond_to?(:updated_at) + write_attribute('updated_on', current_time) if respond_to?(:updated_on) + end save! end |