view db/migrate/072_add_enumerations_position.rb @ 156:9d2c8317d42f feature_75

* Add method to WS API controller to permit Embedded plugin to be switched on or off for a project (via /sys/projects/<id>/embedded.xml?key=<key>&enable={0,1})

class AddEnumerationsPosition < ActiveRecord::Migration
  def self.up
    add_column(:enumerations, :position, :integer, :default => 1) unless Enumeration.column_names.include?('position')
    Enumeration.find(:all).group_by(&:opt).each do |opt, enums|
      enums.each_with_index do |enum, i|
        # do not call model callbacks
        Enumeration.update_all "position = #{i+1}", {:id => enum.id}
      end
    end
  end

  def self.down
    remove_column :enumerations, :position
  end
end