Stage 1 complete: Rails 2.3.5 to Rails 3.2.22.5 upgrade

- Converted plugins to gems (Gemfile)
- Updated config structure (application.rb, boot.rb, environment.rb)
- Converted routes to Rails 3 DSL
- Converted named_scope to scope throughout models
- Converted find(:all, :conditions) to where() chains
- Fixed has_many :order to use ordering scope
- Updated session store and secret token configuration
- Fixed exception_notification middleware configuration
- Patched Ruby 2.4 / Rails 3.2 incompatibilities:
  - Integer/Float duration arithmetic (ActiveSupport)
  - Arel visit_Integer for PostgreSQL adapter
  - create_database String/Integer coercion
  - ActionController consider_all_requests_local
- Migrated taggings schema for acts-as-taggable-on
- Replaced dynamic_form gem with custom form_error_messages helper
- Fixed Rails 3 block helper syntax (form_for, form_tag, fields_for)
- Fixed admin layout yield
- Updated test suite for Rails 3 APIs

1 files changed, 19 insertions, 0 deletions

diff --git a/db/migrate/20260623232228_upgrade_taggings_for_acts_as_taggable_on.rb b/db/migrate/20260623232228_upgrade_taggings_for_acts_as_taggable_on.rb
new file mode 100644
index 0000000..5051239
--- /dev/null
+++ b/db/migrate/20260623232228_upgrade_taggings_for_acts_as_taggable_on.rb
@@ -0,0 +1,19 @@
+class UpgradeTaggingsForActsAsTaggableOn < ActiveRecord::Migration
+  def up
+    add_column :taggings, :context,     :string
+    add_column :taggings, :tagger_id,   :integer
+    add_column :taggings, :tagger_type, :string
+
+    # populate context for existing taggings
+    execute "UPDATE taggings SET context = 'tags'"
+
+    add_index :taggings, :context
+    add_index :taggings, [:tagger_id, :tagger_type]
+  end
+
+  def down
+    remove_column :taggings, :context
+    remove_column :taggings, :tagger_id
+    remove_column :taggings, :tagger_type
+  end
+end