extracts DbWorker

db/migrate/20130919132104_awesome_legacy_journals.rb

@@ -274,32 +274,10 @@ class AwesomeLegacyJournals < ActiveRecord::Migration
     end
   end
 
-  module DbWorker
-    def quote_value(name)
-      ActiveRecord::Base.connection.quote name
-    end
-
-    def quoted_table_name(name)
-      ActiveRecord::Base.connection.quote_table_name name
-    end
-
-    def db_columns(table_name)
-      ActiveRecord::Base.connection.columns table_name
-    end
-
-    def db_select_all(statement)
-      ActiveRecord::Base.connection.select_all statement
-    end
-
-    def db_execute(statement)
-      ActiveRecord::Base.connection.execute statement
-    end
-  end
-
-  include DbWorker
+  include Migration::DbWorker
 
   class LegacyJournalMigrator
-    include DbWorker
+    include Migration::DbWorker
 
     attr_accessor :table_name,
                   :type,

db/migrate/migration_utils/db_worker.rb

@@ -0,0 +1,52 @@
+#-- encoding: UTF-8
+#-- copyright
+# OpenProject is a project management system.
+# Copyright (C) 2012-2013 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.
+#
+# 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.
+#++
+
+module Migration
+  module DbWorker
+    def quote_value(name)
+      ActiveRecord::Base.connection.quote name
+    end
+
+    def quoted_table_name(name)
+      ActiveRecord::Base.connection.quote_table_name name
+    end
+
+    def db_columns(table_name)
+      ActiveRecord::Base.connection.columns table_name
+    end
+
+    def db_select_all(statement)
+      ActiveRecord::Base.connection.select_all statement
+    end
+
+    def db_execute(statement)
+      ActiveRecord::Base.connection.execute statement
+    end
+  end
+end