Class: OpticsAgent::RackMiddleware

Inherits:
Object
  • Object
show all
Defined in:
lib/optics-agent/rack-middleware.rb

Class Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ RackMiddleware

Returns a new instance of RackMiddleware.



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# File 'lib/optics-agent/rack-middleware.rb', line 14

def initialize(app, options={})
  @app = app
end

Class Attribute Details

.agent ⇒ Object

Returns the value of attribute agent.



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# File 'lib/optics-agent/rack-middleware.rb', line 11

def agent
  @agent
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/optics-agent/rack-middleware.rb', line 18

def call(env)
  agent = self.class.agent
  agent.ensure_reporting!
  agent.debug { "rack-middleware: request started" }

  query = OpticsAgent::Reporting::Query.new

  # Attach so resolver middleware can access
  env[:optics_agent] = RackAgent.new(agent, query)

  result = @app.call(env)

  agent.debug { "rack-middleware: request finished" }
  if (query.document)
    agent.debug { "rack-middleware: adding query to agent" }
    query.finish!
    agent.add_query(query, env)
  end

  result
end