class 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 = if comment[1] == 'U'
          2
        elsif /^Windows / =~ comment[0] || /^Android/ =~ comment[0]
          0
        elsif comment[0] == 'Mobile'
          nil
        else
          1
        end
    return nil if i.nil?
    
    OperatingSystems.normalize_os(comment[i])
  end
end

def platform
  if comment = application.comment
    if comment[0] == 'compatible' || comment[0] == 'Mobile'
      nil
    elsif /^Windows / =~ comment[0]
      'Windows'
    else
      comment[0]
    end
  end
end

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

def version
  v = send(browser).version
  v.nil? ? super : v
end