Mercurial > hg > soundsoftware-site
view db/migrate/072_add_enumerations_position.rb @ 208:bb7cac2ac146 feature_72
removed 2 files that should not be here (related to previous experiences with T&C)
author | luisf <luis.figueira@eecs.qmul.ac.uk> |
---|---|
date | Tue, 08 Feb 2011 13:15:47 +0000 |
parents | 513646585e45 |
children | 622f24f53b42 |
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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