#-- encoding: UTF-8 #-- copyright # OpenProject is a project management system. # # Copyright (C) 2012-2013 the OpenProject Team # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License version 3. # # See doc/COPYRIGHT.rdoc for more details. #++ class RemoveDoubleInitialWikiContentJournals < ActiveRecord::Migration def self.up # Remove the newest initial WikiContentJournal (the one erroneously created by a former migration) if there are more than one WikiContentJournal.find(:all, :conditions => {:version => 1}).group_by(&:journaled_id).select {|k,v| v.size > 1}.each {|k,v| v.max_by(&:created_at).delete} end def self.down # noop end end