## mark a section (Learn more)

module LogMixin attr_accessor :logging def LogMixin.included(base) base.after_create :create_log base.after_update :update_log base.after_destroy :destroy_log base.class_eval do class << self def add_callbacks_for_logging reflections.each_pair do |reflection_name, reflection| if reflection.macro == :has_and_belongs_to_many add_association_callbacks(reflection_name, {:after_add=>:add_log_for_has_and_belongs_to_many, :after_remove=>:remove_log_for_has_and_belongs_to_many}) elsif reflection.macro == :has_many add_association_callbacks(reflection_name, {:after_add=>:add_log_for_has_many, :after_remove=>:remove_log_for_has_many}) end end end end end base.add_callbacks_for_logging end def after_initialize self.logging = Log.new({:klass=>self.class.to_s}) end def add_log_for_has_and_belongs_to_many object @logging.attributes = {:aktion=>@logging.aktion||l(:log_add_for_has_many_default), :changes=>''} save_log end def remove_log_for_has_and_belongs_to_many object @logging.attributes = {:aktion=>@logging.aktion||l(:log_remove_for_has_many_default), :changes=>''} save_log end def add_log_for_has_many object @logging.attributes = {:aktion=>@logging.aktion||l(:log_add_for_has_many_default), :changes=>''} save_log end def remove_log_for_has_many object @logging.attributes = {:aktion=>@logging.aktion||l(:log_remove_for_has_many_default), :changes=>''} save_log end def create_log @logging.attributes = {:aktion=>@logging.aktion||l(:log_create_default), :changes=>''} save_log end def update_log @logging.attributes = {:aktion=>@logging.aktion||l(:log_update_default), :changes=>''} save_log end def destroy_log @logging.attributes = {:aktion=>@logging.aktion||l(:log_destroy_default), :changes=>''} save_log end private def save_log @logging.attributes = {:object_id=>@logging.object_id||self.id, :person_id=>self.person_id} @logging.save end end

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