30 lines
926 B
Ruby
30 lines
926 B
Ruby
#-- encoding: UTF-8
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#-- copyright
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# ChiliProject is a project management system.
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#
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# Copyright (C) 2010-2013 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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class AddEnumerationsPosition < ActiveRecord::Migration
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def self.up
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add_column(:enumerations, :position, :integer, :default => 1) unless Enumeration.column_names.include?('position')
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Enumeration.find(:all).group_by(&:opt).each do |opt, enums|
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enums.each_with_index do |enum, i|
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# do not call model callbacks
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Enumeration.update_all "position = #{i+1}", {:id => enum.id}
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end
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end
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end
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def self.down
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remove_column :enumerations, :position
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end
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end
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