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require 'pathname'
require 'rack'
begin
# Rack 2
require 'rack/method_override'
rescue LoadError
require 'rack/methodoverride'
end
require 'rack/protection'
require 'flipper'
require 'flipper/middleware/setup_env'
require 'flipper/middleware/memoizer'
require 'flipper/ui/middleware'
require 'flipper/ui/configuration'
module Flipper
module UI
class << self
# Public: If you set this, the UI will always have a first breadcrumb that
# says "App" which points to this href. The href can be a path (ie: "/")
# or full url ("https://app.example.com/").
attr_accessor :application_breadcrumb_href
# Public: Is feature creation allowed from the UI? Defaults to true. If
# set to false, users of the UI cannot create features. All feature
# creation will need to be done through the configured flipper instance.
attr_accessor :feature_creation_enabled
# Public: Is feature deletion allowed from the UI? Defaults to true. If
# set to false, users won't be able to delete features from the UI.
attr_accessor :feature_removal_enabled
# Public: Set attributes on this instance to customize UI text
attr_reader :configuration
end
self.feature_creation_enabled = true
self.feature_removal_enabled = true
def self.root
@root ||= Pathname(__FILE__).dirname.expand_path.join('ui')
end
def self.app(flipper = nil, options = {})
env_key = options.fetch(:env_key, 'flipper')
app = ->() { [200, { 'Content-Type' => 'text/html' }, ['']] }
builder = Rack::Builder.new
yield builder if block_given?
builder.use Rack::Protection
builder.use Rack::Protection::AuthenticityToken
builder.use Rack::MethodOverride
builder.use Flipper::Middleware::SetupEnv, flipper, env_key: env_key
builder.use Flipper::Middleware::Memoizer, env_key: env_key
builder.use Middleware, env_key: env_key
builder.run app
klass = self
builder.define_singleton_method(:inspect) { klass.inspect } # pretty rake routes output
builder
end
# Public: yields configuration instance for customizing UI text
def self.configure
yield(configuration)
end
def self.configuration
@configuration ||= ::Flipper::UI::Configuration.new
end
end
end
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