Module: TrackChanges::Model::Base

Defined in:
lib/track_changes/model.rb

Instance Method Summary collapse

Instance Method Details

#tracks_changes(options = {}) ⇒ Object 



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# File 'lib/track_changes/model.rb', line 4

def tracks_changes(options = {})
  extend ClassMethods
  include InstanceMethods

  class_attribute :track_changes_options
  self.track_changes_options = options

  attr_accessor :track_changes # Faux attribute to allow disabling of change tracking on this record
  attr_writer   :track_changes_by # Faux attribute to store who made the changes so we can save it in the diff

  has_one :snapshot, :as => :record, :class_name => 'TrackChanges::Snapshot' # A representation of this record as it was last saved
  has_many :diffs, lambda { reorder('id DESC') }, :as => :record, :class_name => 'TrackChanges::Diff' # A representation of changes made between saves through this record's lifetime

  after_save :persist_tracked_changes
end