Class: TreasureData::Logger::RailsAgent::ControllerLogger::ActionLogger

Inherits:
Object
  • Object
show all
Defined in:
lib/td/logger.rb

Constant Summary collapse

PARAM_KEY = 
if defined? Rails
  if Rails.respond_to?(:version) && Rails.version =~ /^3/
    # Rails 3
    'action_dispatch.request.path_parameters'
  else
    # Rails 2
    'action_controller.request.path_parameters'
  end
else
  # Rack default
  'rack.routing_args'
end

Instance Method Summary collapse

Constructor Details

#initialize(method, tag, options) ⇒ ActionLogger

Returns a new instance of ActionLogger.



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# File 'lib/td/logger.rb', line 157

def initialize(method, tag, options)
  @method = method
  @tag = tag

  @only = nil
  @except = nil
  @extra = nil
  @static = {}

  if o = options[:only_params]
    @only = case o
      when Array
        o
      else
        [o]
      end.map {|e| e.to_s }
  end

  if o = options[:except_params]
    @except = case o
      when Array
        o
      else
        [o]
      end.map {|e| e.to_s }
  end

  if o = options[:extra]
    @extra = case o
      when Hash
        m = {}
        o.each_pair {|k,v| m[k.to_s] = v.to_s }
        m
      when Array
        o.map {|e|
          case e
          when Hash
            m = {}
            e.each_pair {|k,v| m[k.to_s] = v.to_s }
            m
          else
            {e.to_s => e.to_s}
          end
        }.inject({}) {|r,e| r.merge!(e) }
      else
        {o.to_s => o.to_s}
      end
  end

  if o = options[:static]
    o.each_pair {|k,v| @static[k] = v }
  end
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/td/logger.rb', line 211

def call(env)
  m = env[PARAM_KEY].dup || {}

  if @only
    m.reject! {|k,v| !@only.include?(k) }
  end
  if @except
    m.reject! {|k,v| @except.include?(k) }
  end
  if @extra
    @extra.each_pair {|k,v| m[v] = env[k] }
  end

  m.merge!(@static)

  ::TreasureData.log(@tag, m)
end