Rails.application.configure do config.x.local_domain = ENV['LOCAL_DOMAIN'] || 'localhost' config.x.hub_url = ENV['HUB_URL'] || 'https://pubsubhubbub.superfeedr.com' config.x.use_https = ENV['LOCAL_HTTPS'] == 'true' config.action_mailer.default_url_options = { host: config.x.local_domain, protocol: config.x.use_https ? 'https://' : 'http://' } end