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#-- copyright
# ChiliProject is a project management system.
# Copyright (C) 2010-2011 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.
# See doc/COPYRIGHT.rdoc for more details.
#++
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class MergeWikiVersionsWithJournals < ActiveRecord::Migration
def self.up
# This is provided here for migrating up after the WikiContent::Version class has been removed
unless WikiContent.const_defined?("Version")
WikiContent.const_set("Version", Class.new(ActiveRecord::Base))
end
WikiContent::Version.find_by_sql("SELECT * FROM wiki_content_versions").each do |wv|
journal = WikiContentJournal.create!(:journaled_id => wv.wiki_content_id, :user_id => wv.author_id,
:notes => wv.comments, :activity_type => "wiki_edits")
changes = {}
changes["compression"] = wv.compression
changes["data"] = wv.data
journal.update_attribute(:changes, changes.to_yaml)
journal.update_attribute(:version, wv.version)
end
# drop_table :wiki_content_versions
change_table :wiki_contents do |t|
t.rename :version, :lock_version
end
end
def self.down
change_table :wiki_contents do |t|
t.rename :lock_version, :version
end
# create_table :wiki_content_versions do |t|
# t.column :wiki_content_id, :integer, :null => false
# t.column :page_id, :integer, :null => false
# t.column :author_id, :integer
# t.column :data, :binary
# t.column :compression, :string, :limit => 6, :default => ""
# t.column :comments, :string, :limit => 255, :default => ""
# t.column :updated_on, :datetime, :null => false
# t.column :version, :integer, :null => false
# end
# add_index :wiki_content_versions, :wiki_content_id, :name => :wiki_content_versions_wcid
#
# WikiContentJournal.all.each do |j|
# WikiContent::Version.create(:wiki_content_id => j.journaled_id, :page_id => j.journaled.page_id,
# :author_id => j.user_id, :data => j.changes["data"], :compression => j.changes["compression"],
# :comments => j.notes, :updated_on => j.created_at, :version => j.version)
# end
WikiContentJournal.destroy_all
end
end