require "active_record" require "rails" require "active_model/railtie" # For now, action_controller must always be present with # rails, so let's make sure that it gets required before # here. This is needed for correctly setting up the middleware. # In the future, this might become an optional require. require "action_controller/railtie" module ActiveRecord # = Active Record Railtie class Railtie < Rails::Railtie # :nodoc: config.active_record = ActiveSupport::OrderedOptions.new config.app_generators.orm :active_record, :migration => true, :timestamps => true config.app_middleware.insert_after "::ActionDispatch::Callbacks", "ActiveRecord::QueryCache" config.app_middleware.insert_after "::ActionDispatch::Callbacks", "ActiveRecord::ConnectionAdapters::ConnectionManagement" config.action_dispatch.rescue_responses.merge!( 'ActiveRecord::RecordNotFound' => :not_found, 'ActiveRecord::StaleObjectError' => :conflict, 'ActiveRecord::RecordInvalid' => :unprocessable_entity, 'ActiveRecord::RecordNotSaved' => :unprocessable_entity ) config.active_record.use_schema_cache_dump = true config.eager_load_namespaces << ActiveRecord rake_tasks do require "active_record/base" load "active_record/railties/databases.rake" end # When loading console, force ActiveRecord::Base to be loaded # to avoid cross references when loading a constant for the # first time. Also, make it output to STDERR. console do |app| require "active_record/railties/console_sandbox" if app.sandbox? require "active_record/base" console = ActiveSupport::Logger.new(STDERR) Rails.logger.extend ActiveSupport::Logger.broadcast console end runner do |app| require "active_record/base" end initializer "active_record.initialize_timezone" do ActiveSupport.on_load(:active_record) do self.time_zone_aware_attributes = true self.default_timezone = :utc end end initializer "active_record.logger" do ActiveSupport.on_load(:active_record) { self.logger ||= ::Rails.logger } end initializer "active_record.migration_error" do |app| if config.active_record.delete(:migration_error) == :page_load config.app_middleware.insert_after "::ActionDispatch::Callbacks", "ActiveRecord::Migration::CheckPending" end end initializer "active_record.check_schema_cache_dump" do if config.active_record.delete(:use_schema_cache_dump) config.after_initialize do |app| ActiveSupport.on_load(:active_record) do filename = File.join(app.config.paths["db"].first, "schema_cache.dump") if File.file?(filename) cache = Marshal.load File.binread filename if cache.version == ActiveRecord::Migrator.current_version self.connection.schema_cache = cache else warn "Ignoring db/schema_cache.dump because it has expired. The current schema version is #{ActiveRecord::Migrator.current_version}, but the one in the cache is #{cache.version}." end end end end end end initializer "active_record.set_configs" do |app| ActiveSupport.on_load(:active_record) do app.config.active_record.each do |k,v| send "#{k}=", v end end end # This sets the database configuration from Configuration#database_configuration # and then establishes the connection. initializer "active_record.initialize_database" do |app| ActiveSupport.on_load(:active_record) do unless ENV['DATABASE_URL'] self.configurations = app.config.database_configuration end establish_connection end end # Expose database runtime to controller for logging. initializer "active_record.log_runtime" do |app| require "active_record/railties/controller_runtime" ActiveSupport.on_load(:action_controller) do include ActiveRecord::Railties::ControllerRuntime end end initializer "active_record.set_reloader_hooks" do |app| hook = app.config.reload_classes_only_on_change ? :to_prepare : :to_cleanup ActiveSupport.on_load(:active_record) do ActionDispatch::Reloader.send(hook) do ActiveRecord::Base.clear_reloadable_connections! ActiveRecord::Base.clear_cache! end end end initializer "active_record.add_watchable_files" do |app| path = app.paths["db"].first config.watchable_files.concat ["#{path}/schema.rb", "#{path}/structure.sql"] end config.after_initialize do |app| ActiveSupport.on_load(:active_record) do instantiate_observers ActionDispatch::Reloader.to_prepare do ActiveRecord::Base.instantiate_observers end end end end end