Mercurial > hg > soundsoftware-site
view db/migrate/072_add_enumerations_position.rb @ 19:56fdca7d85a5 yuya
* Stylesheet updates to try to make the theme less overwhelming and a bit clearer
author | Chris Cannam |
---|---|
date | Thu, 16 Sep 2010 17:52:28 +0100 |
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