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Class: ActionController::LogSubscriber

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
Instance Chain:
Inherits: ActiveSupport::LogSubscriber
Defined in: actionpack/lib/action_controller/log_subscriber.rb

Constant Summary

::ActiveSupport::LogSubscriber - Inherited

BLACK, BLUE, BOLD, CLEAR, CYAN, GREEN, MAGENTA, RED, WHITE, YELLOW

Class Attribute Summary

Class Method Summary

::ActiveSupport::LogSubscriber - Inherited

.flush_all!

Flush all log_subscribers' logger.

.log_subscribers

::ActiveSupport::Subscriber - Inherited

.attach_to

Attach the subscriber to a namespace.

.method_added

Adds event subscribers for all new methods added to the class.

.new, .subscribers

Instance Attribute Summary

Instance Method Summary

Constructor Details

This class inherits a constructor from ActiveSupport::Subscriber

Instance Method Details

#deep_munge(event)

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 56

def deep_munge(event)
  debug do
    "Value for params[:#{event.payload[:keys].join('][:')}] was set "\
    "to nil, because it was one of [], [null] or [null, null, ...]. "\
    "Go to http://guides.rubyonrails.org/security.html#unsafe-query-generation "\
    "for more information."\
  end
end

#halted_callback(event)

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 33

def halted_callback(event)
  info { "Filter chain halted as #{event.payload[:filter].inspect} rendered or redirected" }
end

#logger

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 77

def logger
  ActionController::Base.logger
end

#process_action(event)

[ GitHub ]

  
# 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(" | ")})" unless additions.blank?
    message
  end
end

#redirect_to(event)

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 41

def redirect_to(event)
  info { "Redirected to #{event.payload[:location]}" }
end

#send_data(event)

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 45

def send_data(event)
  info { "Sent data #{event.payload[:filename]} (#{event.duration.round(1)}ms)" }
end

#send_file(event)

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 37

def send_file(event)
  info { "Sent file #{event.payload[:path]} (#{event.duration.round(1)}ms)" }
end

#start_processing(event)

[ GitHub ]

  
# 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

#unpermitted_parameters(event)

[ GitHub ]

  
# File 'actionpack/lib/action_controller/log_subscriber.rb', line 49

def unpermitted_parameters(event)
  debug do
    unpermitted_keys = event.payload[:keys]
    "Unpermitted parameter#{'s' if unpermitted_keys.size > 1}: #{unpermitted_keys.join(", ")}"
  end
end