sinatra-app-to-host-files > basic_auth.rb

basic_auth.rb

class BasicAuth
  class << self
    def enable_if_possible
      return unless on?
  
      Sinatra::Application.use(Rack::Auth::Basic) do |username, password|
        valid_credentials?(username, password)
      end
    end
    
    private
    
    # Basic auth is on only if both username and password are set
    def on?
      correct_username && correct_password
    end
    
    def valid_credentials?(username, password)
      raise 'Arguments missing' unless username && password
      username == correct_username && password == correct_password
    end
    
    def correct_username
      ENV['BASIC_AUTH_USERNAME']
    end
    
    def correct_password
      ENV['BASIC_AUTH_PASSWORD']
    end
  end
end