OpenProject is the leading open source project management software.
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openproject/db/migrate/20120319135006_add_custom_f...

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#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++
class AddCustomFieldTranslationTable < ActiveRecord::Migration[4.2]
class OldCustomField < ActiveRecord::Base
self.table_name = :custom_fields
self.inheritance_column = nil
translates :name, :default_value, :possible_values
end
def self.up
# Added this retroactively to the migration. In the new code (Feb 2017)
# custom fields' default value and possible values are not translated anymore.
# Consequently this old migration fails without the following `translates` call
# which restores the old code for the purposes of this migration.
OldCustomField.create_translation_table! name: :string,
default_value: :text,
possible_values: :text
I18n.locale = Setting.default_language.to_sym
OldCustomField.all.each do |f|
pvs = f.read_attribute(:possible_values)
f.name = f.read_attribute(:name)
f.default_value = f.read_attribute(:default_value)
f.possible_values = YAML::load(pvs) if pvs
f.save
end
remove_column :custom_fields, :name
remove_column :custom_fields, :default_value
remove_column :custom_fields, :possible_values
end
def self.down
add_column :custom_fields, :name, :string
add_column :custom_fields, :default_value, :text
add_column :custom_fields, :possible_values, :text
I18n.locale = Setting.default_language.to_sym
OldCustomField.all.each do |f|
f.write_attribute(:name, f.name)
f.write_attribute(:default_value, f.default_value)
f.write_attribute(:possible_values, f.possible_values)
end
OldCustomField.drop_translation_table!
end
end