Class: Rack::Locale

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/contrib/locale.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Locale

Returns a new instance of Locale.



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# File 'lib/rack/contrib/locale.rb', line 10

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/contrib/locale.rb', line 14

def call(env)
  locale_to_restore = I18n.locale

  locale = user_preferred_locale(env["HTTP_ACCEPT_LANGUAGE"])
  locale ||= I18n.default_locale

  env['rack.locale'] = I18n.locale = locale.to_s
  status, headers, body = @app.call(env)
  headers = HEADERS_KLASS.new.merge(headers)

  unless headers['Content-Language']
    headers['Content-Language'] = locale.to_s
  end

  [status, headers, body]
ensure
  I18n.locale = locale_to_restore
end