view db/migrate/078_add_custom_fields_position.rb @ 450:73401a15037b bug_182

Ensure package name is given to javadoc even when only one package prefix found (fixing #182); use tree overview file as index instead of frame-based index file for multi-package extractions

class AddCustomFieldsPosition < ActiveRecord::Migration
  def self.up
    add_column(:custom_fields, :position, :integer, :default => 1)
    CustomField.find(:all).group_by(&:type).each  do |t, fields|
      fields.each_with_index do |field, i|
        # do not call model callbacks
        CustomField.update_all "position = #{i+1}", {:id => field.id}
      end
    end
  end

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