Module: Devise::Twitter::Rack

Defined in:

lib/devise/twitter/rack.rb

Constant Summary

Signin =

proc do |env|
  warden = env['warden']
  session = env['rack.session']
  request = ::Rack::Request.new(env)
  scope = env["devise.mapping"].singular

  if request.params.include?('oauth_token')
    # We got a redirect from Twitter back

    # Perform _only_ the twitter_oauth strategy.
    # Emulate _perform_authentication in _warden/proxy.rb
    strategy = warden.send(:_fetch_strategy, :twitter_oauth, scope)
    strategy.authenticate!
    if strategy.user
      warden.set_user(strategy.user, :event => :authentication, :scope => scope)
    end

    redirect_to Warden::OAuth::Utils.host_with_port(request)
  else
    # Perform the redirect to Twitter
    strategy = warden.send(:_fetch_strategy, :twitter_oauth, scope)

    # warden_oauth would always redirect to / so we need to hook into it
    request_token = strategy.consumer.get_request_token(:oauth_callback => request.url)
    strategy.instance_variable_set(:@request_token, request_token)

    # warden_oauth does exactly this if params.include? warden_oauth_provider
    # which we also hack around
    strategy.send(:store_request_token_on_session)
    redirect_to request_token.authorize_url
  end
end

Connect =

proc do |env|
  # Check that user exists in DB, otherwise we'll get 'user with access token not found'
  # But since connecting to twitter only makes sense for existing users that's ok
  # TODO: If our user is unobtrusive redirect_to :back
  scope = env["devise.mapping"].singular
  env["warden.#{scope}.twitter.perform_connect"] = true

  Signin.call(env)
end