# File actionpack/lib/action_controller/log_subscriber.rb, line 35
def halted_callback(event)
  info { "Filter chain halted as #{event.payload[:filter].inspect} rendered or redirected" }
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 70
def logger
  ActionController::Base.logger
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 17
def process_action(event)
  info do
    payload   = event.payload
    additions = ActionController::Base.log_process_action(payload)

    status = payload[:status]
    if status.nil? && payload[:exception].present?
      exception_class_name = payload[:exception].first
      status = ActionDispatch::ExceptionWrapper.status_code_for_exception(exception_class_name)
    end
    message = "Completed #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]} in #{event.duration.round}ms"
    message << " (#{additions.join(" | ".freeze)})" unless additions.empty?
    message << "\n\n" if defined?(Rails.env) && Rails.env.development?

    message
  end
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 43
def redirect_to(event)
  info { "Redirected to #{event.payload[:location]}" }
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 47
def send_data(event)
  info { "Sent data #{event.payload[:filename]} (#{event.duration.round(1)}ms)" }
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 39
def send_file(event)
  info { "Sent file #{event.payload[:path]} (#{event.duration.round(1)}ms)" }
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 5
def start_processing(event)
  return unless logger.info?

  payload = event.payload
  params  = payload[:params].except(*INTERNAL_PARAMS)
  format  = payload[:format]
  format  = format.to_s.upcase if format.is_a?(Symbol)

  info "Processing by #{payload[:controller]}##{payload[:action]} as #{format}"
  info "  Parameters: #{params.inspect}" unless params.empty?
end

# File actionpack/lib/action_controller/log_subscriber.rb, line 51
def unpermitted_parameters(event)
  debug do
    unpermitted_keys = event.payload[:keys]
    "Unpermitted parameter#{'s' if unpermitted_keys.size > 1}: #{unpermitted_keys.map { |e| ":#{e}" }.join(", ")}"
  end
end