Migrated serialized yaml in core tables from syck to psych

db/migrate/20130612120042_migrate_serialized_yaml_from_syck_to_psych.rb

@@ -0,0 +1,45 @@
+#-- copyright
+# OpenProject is a project management system.
+# Copyright (C) 2011-2013 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.
+#
+# 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.md for more details.
+#++
+
+require_relative 'migration_utils/yaml_migrator'
+
+class MigrateSerializedYamlFromSyckToPsych < ActiveRecord::Migration
+  include Migration::YamlMigrator
+
+  def up
+    migrate_yaml_columns('syck', 'psych')
+  end
+
+  def down
+    migrate_yaml_columns('psych', 'syck')
+  end
+
+  def migrate_yaml_columns(source_yamler, target_yamler)
+    ['filters', 'column_names', 'sort_criteria'].each do |column|
+      migrate_yaml('queries', column, source_yamler, target_yamler)
+    end
+    migrate_yaml('custom_field_translations', 'possible_values', source_yamler, target_yamler)
+    migrate_yaml('roles', 'permissions', source_yamler, target_yamler)
+    migrate_yaml('settings', 'value', source_yamler, target_yamler)
+    migrate_yaml('timelines', 'options', source_yamler, target_yamler)
+    migrate_yaml('user_preferences', 'others', source_yamler, target_yamler)
+    migrate_yaml('wiki_menu_items', 'options', source_yamler, target_yamler)
+  end
+
+end

db/migrate/migration_utils/yaml_migrator.rb

@@ -13,9 +13,9 @@ require 'syck'
 
 module Migration
   module YamlMigrator
-    extend DbWorker
+    include DbWorker
 
-    def self.migrate(table, column, source_yamler, target_yamler)
+    def migrate_yaml(table, column, source_yamler, target_yamler)
       current_yamler = YAML::ENGINE.yamler
       fetch_data(table,column).each do | data |
         db_execute <<-SQL
@@ -30,7 +30,7 @@ module Migration
       YAML::ENGINE.yamler = current_yamler.present? ? current_yamler : 'psych'
     end
 
-    def self.fetch_data(table, column)
+    def fetch_data(table, column)
       ActiveRecord::Base.connection.select_all <<-SQL
         SELECT #{db_column('id')}, #{db_column(column)}
         FROM #{quoted_table_name(table)}
@@ -38,7 +38,7 @@ module Migration
       SQL
     end
 
-    def self.yaml_to_yaml(data, source_yamler, target_yamler)
+    def yaml_to_yaml(data, source_yamler, target_yamler)
       YAML::ENGINE.yamler = source_yamler
       original = YAML.load(data)
       YAML::ENGINE.yamler = target_yamler

doc/CHANGELOG.md

@@ -29,6 +29,8 @@ See doc/COPYRIGHT.rdoc for more details.
 
 # Changelog
 
+* `#2731` Migrated serialized yaml from syck to psych
+
 ## 3.0.0pre29
 
 * `#2473` [Timelines] Tooltip in timeline report shows star * instead of hash # in front of ID