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-rw-r--r--actionpack/lib/action_controller/log_subscriber.rb56
1 files changed, 56 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/log_subscriber.rb b/actionpack/lib/action_controller/log_subscriber.rb
new file mode 100644
index 0000000000..ece270b3ce
--- /dev/null
+++ b/actionpack/lib/action_controller/log_subscriber.rb
@@ -0,0 +1,56 @@
+require 'active_support/core_ext/object/blank'
+
+module ActionController
+ class LogSubscriber < ActiveSupport::LogSubscriber
+ INTERNAL_PARAMS = %w(controller action format _method only_path)
+
+ def start_processing(event)
+ payload = event.payload
+ params = payload[:params].except(*INTERNAL_PARAMS)
+
+ info " Processing by #{payload[:controller]}##{payload[:action]} as #{payload[:formats].first.to_s.upcase}"
+ info " Parameters: #{params.inspect}" unless params.empty?
+ end
+
+ def process_action(event)
+ payload = event.payload
+ additions = ActionController::Base.log_process_action(payload)
+
+ message = "Completed #{payload[:status]} #{Rack::Utils::HTTP_STATUS_CODES[payload[:status]]} in %.0fms" % event.duration
+ message << " (#{additions.join(" | ")})" unless additions.blank?
+
+ info(message)
+ end
+
+ def send_file(event)
+ message = "Sent file %s"
+ message << " (%.1fms)"
+ info(message % [event.payload[:path], event.duration])
+ end
+
+ def redirect_to(event)
+ info "Redirected to #{event.payload[:location]}"
+ end
+
+ def send_data(event)
+ info("Sent data %s (%.1fms)" % [event.payload[:filename], event.duration])
+ end
+
+ %w(write_fragment read_fragment exist_fragment?
+ expire_fragment expire_page write_page).each do |method|
+ class_eval <<-METHOD, __FILE__, __LINE__ + 1
+ def #{method}(event)
+ key_or_path = event.payload[:key] || event.payload[:path]
+ human_name = #{method.to_s.humanize.inspect}
+ info("\#{human_name} \#{key_or_path} (%.1fms)" % event.duration)
+ end
+ METHOD
+ end
+
+ def logger
+ ActionController::Base.logger
+ end
+ end
+end
+
+ActionController::LogSubscriber.attach_to :action_controller \ No newline at end of file