Caiwangqin’s blog

stephen kung 发来的解决方案：

def index
  @header = request.env[’HTTP_ACCEPT_LANGUAGE’]
  case @header
    when /zh-cn.*/
      @location=’china’
    when /en-us.*/
      @location=’english’
    else
      @location=’english’
  end
  render :text => @location
end

read more:

http://wiki.rubyonrails.org/rails/pages/VariablesInRequestEnv

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