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# 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 "active_record"
require "action_controller/rails"
module ActiveRecord
class Plugin < Rails::Plugin
plugin_name :active_record
rake_tasks do
load "active_record/railties/databases.rake"
end
initializer "active_record.set_configs" do |app|
app.config.active_record.each do |k,v|
ActiveRecord::Base.send "#{k}=", v
end
end
# This sets the database configuration from Configuration#database_configuration
# and then establishes the connection.
initializer "active_record.initialize_database" do |app|
ActiveRecord::Base.configurations = app.config.database_configuration
ActiveRecord::Base.establish_connection
end
initializer "active_record.initialize_timezone" do
ActiveRecord::Base.time_zone_aware_attributes = true
ActiveRecord::Base.default_timezone = :utc
end
# Expose database runtime to controller for logging.
initializer "active_record.log_runtime" do |app|
require "active_record/railties/controller_runtime"
ActionController::Base.send :include, ActiveRecord::Railties::ControllerRuntime
end
# Setup database middleware after initializers have run
initializer "active_record.initialize_database_middleware" do |app|
middleware = app.config.middleware
if middleware.include?(ActiveRecord::SessionStore)
middleware.insert_before ActiveRecord::SessionStore, ActiveRecord::ConnectionAdapters::ConnectionManagement
middleware.insert_before ActiveRecord::SessionStore, ActiveRecord::QueryCache
else
middleware.use ActiveRecord::ConnectionAdapters::ConnectionManagement
middleware.use ActiveRecord::QueryCache
end
end
initializer "active_record.load_observers" do
ActiveRecord::Base.instantiate_observers
end
# TODO: ActiveRecord::Base.logger should delegate to its own config.logger
initializer "active_record.logger" do
ActiveRecord::Base.logger ||= ::Rails.logger
end
initializer "active_record.notifications" do
require 'active_support/notifications'
ActiveSupport::Notifications.subscribe("sql") do |name, before, after, instrumenter_id, payload|
ActiveRecord::Base.connection.log_info(payload[:sql], payload[:name], (after - before) * 1000)
end
end
end
end
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