Class: RackEntraIdAuth::MockMiddleware

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

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ MockMiddleware

Returns a new instance of MockMiddleware.



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# File 'lib/rack_entra_id_auth/mock_middleware.rb', line 7

def initialize (app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack_entra_id_auth/mock_middleware.rb', line 11

def call (env)
  request = Rack::Request.new(env)
  entra_id_request = EntraIdRequest.new(request)

  # mock a login page
  if entra_id_request.login? and request.request_method.eql?('GET')
    log(env, 'Rendering mock login page…')

    return [ 200,
             { 'Content-Type' => 'text/html' },
             [ (request.url) ] ]
  end

  # mock a login request
  if entra_id_request.login? and request.request_method.eql?('POST')
    log(env, 'Initializing session and redirecting to relay state URL…')

    attributes = RackEntraIdAuth.config.mock_attributes[request.params['username']] || {}
    redirect_url = request.params['relay_state'] ||
                   request.params['RelayState'] ||
                   RackEntraIdAuth.config. ||
                   entra_id_request.base_url

    request.session[RackEntraIdAuth.config.session_key] = RackEntraIdAuth.config.session_value_proc.call(attributes)

    return found_redirect_response(
             redirect_url,
             'Initializing session and redirecting to relay state URL')
  end

  # mock a logout request
  if entra_id_request.logout?
    log(env, 'Destroying session and redirecting to relay state URL…')

    redirect_url = request.params['relay_state'] ||
                   request.params['RelayState'] ||
                   RackEntraIdAuth.config.logout_relay_state_url ||
                   entra_id_request.base_url

    request.session.send(request.session.respond_to?(:destroy) ? :destroy : :clear)

    return found_redirect_response(
             redirect_url,
             'Destroying session and redirecting to relay state URL')
  end

  response = @app.call(env)

  # Authenticate 401s
  if response[0] == 401
    log(env, 'Intercepted 401 Unauthorized response, redirecting to mock login URL…')

     = URI::HTTP.build(host: request.host,
                                port: request.port,
                                path: RackEntraIdAuth.config.,
                                query: URI.encode_www_form({ :RelayState => request.url }))

    return found_redirect_response(
             ,
             'Intercepted 401 Unauthorized response, redirecting to mock login URL')
  end

  response
end