class Togl::Rack::Middleware

Constants

SESSION_KEY

Public Class Methods

new(app) click to toggle source
# File lib/togl/rack/middleware.rb, line 6
def initialize(app)
  @app = app
end

Public Instance Methods

call(env) click to toggle source
# File lib/togl/rack/middleware.rb, line 10
def call(env)
  Thread.current[:togl_session_features] = detect_feature_params(env)
  @app.call(env).tap do
    Thread.current[:togl_session_features] = nil
  end
end
detect_feature_params(env) click to toggle source
# File lib/togl/rack/middleware.rb, line 17
def detect_feature_params(env)
  params = ::Rack::Utils.parse_query(env["QUERY_STRING"])
  session = env["rack.session"]
  session[SESSION_KEY] ||= {}
  { ["enable_feature", "enable_features"]   => true,
    ["disable_feature", "disable_features"] => false,
    ["reset_feature", "reset_features"]     => nil }.each do |keys, flag|
    keys.each do |key|
      feature_names(params, key).each do |feature|
        session[SESSION_KEY][feature] = flag
      end
    end
  end
  session[SESSION_KEY]
end
feature_names(params, key) click to toggle source
# File lib/togl/rack/middleware.rb, line 33
def feature_names(params, key)
  params.fetch(key, "").split(",").map(&:strip)
end