Class: Almaz::Capture

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

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Capture

Returns a new instance of Capture.



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# File 'lib/almaz.rb', line 16

def initialize(app)
  @app = app
  @r = Redis.new(Almaz.config[:redis])
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/almaz.rb', line 21

def call(env)
  begin
    request = Rack::Request.new(env)
    key = "almaz::#{Almaz.config[:session_variable]}::#{env['rack.session'][Almaz.config[:session_variable]]}"
    @r.rpush(key, capture_keys(request).to_json)
    @r.ltrim(key, 0, Almaz.config[:max_list_size] - 1)
  rescue => e
    puts "ALMAZ ERROR: #{e}"
  end
  
  @app.call(env)
end

#capture_keys(request) ⇒ Object 



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# File 'lib/almaz.rb', line 34

def capture_keys(request)
  captured = {}
  Rack::Request.public_instance_methods(false).each do |request_method|
    captured[request_method] = request.send(request_method.to_sym) if Almaz.config[:capture_keys].include?(request_method.to_sym)
  end
  captured.merge!(:time => Time.now.to_s, :user_agent => request.env["HTTP_USER_AGENT"])
  captured
end