dmitriy-kiriyenko · November 22, 2012 09:45 · Nov 22, 2012
diff --git a/log_assets_quietly.rb b/log_assets_quietly.rb
@@ -0,0 +1,26 @@
+# This silences assets logger.
+# Till https://github.com/rails/rails/issues/2639 is resolved
+# this is the only way to have a reasonable logs.
+# Someone, please, study
+# - https://github.com/rails/rails/pull/3741
+# - https://github.com/rails/rails/pull/3795
+# and submit a correct pull request as suggested.
+#
+# Solution taken from http://stackoverflow.com/questions/7471606/dont-log-asset-requests-in-rails-3-1-in-development-mode
+
+Rails.application.assets.logger = Logger.new('/dev/null')
+Rails::Rack::Logger.class_eval do
+  def call_with_quiet_assets(env)
+    previous_level = Rails.logger.level
+    Rails.logger.level = Logger::ERROR if silence?(env)
+    call_without_quiet_assets(env).tap do
+      Rails.logger.level = previous_level
+    end
+  end
+  alias_method_chain :call, :quiet_assets
+
+  def silence?(env)
+    env['PATH_INFO'].index("/assets/") == 0
+  end
+
+end
diff --git a/log_formatter.rb b/log_formatter.rb
@@ -0,0 +1,10 @@
+# Log time and log level.
+# Monkey patch. Sorry.
+
+class Logger::SimpleFormatter
+  # This method is invoked when a log event occurs
+  def call(severity, timestamp, progname, msg)
+    msg = "#{String === msg ? msg : msg.inspect}"
+    "[#{timestamp.to_s(:log)}] #{"%5s"% severity.upcase} #{msg}\n"
+  end
+end
diff --git a/log_full_urls.rb b/log_full_urls.rb
@@ -0,0 +1,14 @@
+# This brings full urls to logs
+# Monkey-patch. Sorry.
+
+Rails::Rack::Logger.class_eval do
+  def call_app(env)
+    request = ActionDispatch::Request.new(env)
+    Rails.logger.info ""
+    Rails.logger.info ""
+    Rails.logger.info "Started #{request.request_method} \"#{request.url}\" for #{request.ip} at #{Time.now.to_default_s}"
+    @app.call(env)
+  ensure
+    ActiveSupport::LogSubscriber.flush_all!
+  end
+end
diff --git a/log_partials_to_debug.rb b/log_partials_to_debug.rb
@@ -0,0 +1,17 @@
+class ActionView::LogSubscriber
+  def render_template(event)
+    log_rendering_event("info", event)
+  end
+
+  def render_partial(event)
+    log_rendering_event("debug", event)
+  end
+  alias :render_collection :render_partial
+
+  def log_rendering_event(severity, event)
+    message = "  Rendered #{from_rails_root(event.payload[:identifier])}"
+    message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
+    message << (" (%.1fms)" % event.duration)
+    send(severity, message)
+  end
+end
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