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openproject/db/migrate/migration_utils/timelines.rb

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#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2015 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) 2006-2013 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 doc/COPYRIGHT.rdoc for more details.
#++
require 'yaml'
require_relative 'utils'
module Migration
module Utils
TimelineWithHistoricalComparison = Struct.new(:id, :from_date, :to_date)
OPTIONS_COLUMN = 'options'
HISTORICAL_DATE_FROM = 'compare_to_historical_one'
HISTORICAL_DATE_TO = 'compare_to_historical_two'
def timelines_with_historical_comparisons
timelines = select_all <<-SQL
SELECT id, options
FROM timelines
WHERE options LIKE '%comparison: historical%'
SQL
timelines.each_with_object([]) do |r, l|
options = YAML.load(r[OPTIONS_COLUMN])
from_date = options[HISTORICAL_DATE_FROM]
to_date = options[HISTORICAL_DATE_TO]
l << TimelineWithHistoricalComparison.new(r['id'], from_date, to_date)
end
end
def update_options(callback)
Proc.new do |row|
timelines_opts = YAML.load(row[OPTIONS_COLUMN].to_s)
if timelines_opts
migrated_options = callback.call(timelines_opts.clone) unless callback.nil?
row[OPTIONS_COLUMN] = YAML.dump(HashWithIndifferentAccess.new(migrated_options))
end
UpdateResult.new(row, true)
end
end
def rename_columns(timelines_opts, options)
return timelines_opts unless timelines_opts.has_key? 'columns'
columns = timelines_opts['columns']
columns.map! do |c|
options.has_key?(c) ? options[c] : c
end
timelines_opts['columns'] = columns.uniq
timelines_opts
end
end
end