module UserAgent::Browsers::Gecko

def self.extend?(agent)
  agent.application && agent.application.product == "Mozilla"
end

def browser
  GeckoBrowsers.detect { |browser| respond_to?(browser) } || super
end

def localization
  if comment = application.comment
    comment[3]
  end
end

def os
  if comment = application.comment
    i = comment[1] == 'U' ? 2 : 1
    OperatingSystems.normalize_os(comment[i])
  end
end

def platform
  if comment = application.comment
    comment[0] == 'compatible' ? nil : comment[0]
  end
end

def security
  Security[application.comment[1]] || :strong
end

def version
  send(browser).version || super
end