Ruby-on-rails 有没有办法在 Rails 3.1 中检测用户代理
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Is there a way to detect user agent in Rails 3.1
提问by Dani?l Zwijnenburg
Possible Duplicate:
Auto detect mobile browser (via user-agent?)
Rails 3: HTTP_USER_AGENT
Is there a way to detect the user agent from a current visitor? I'm currently working on a project to display video files. But for the ipad, iphone / samsung galaxy tab / internet explorer / firefox. I need to display video's is there a solid way to check which browser is visiting my rails app?
有没有办法从当前访问者中检测用户代理？我目前正在研究一个显示视频文件的项目。但对于 ipad、iphone / 三星 Galaxy Tab / Internet Explorer / firefox。我需要显示视频是否有可靠的方法来检查哪个浏览器正在访问我的 rails 应用程序？
Thanks guys!
谢谢你们！
回答by CambridgeMike
Yep, just use this
是的，就用这个
request.env["HTTP_USER_AGENT"]
#or
request.user_agent
回答by Nicolas Guillaume
What about using a simple gem?
使用简单的 gem 怎么样？
If I remember well, I used this one last time.
gem install user-agent
gem 安装用户代理
I think that this is a good way to do it...
我认为这是一个很好的方法来做到这一点......
回答by server info
you can do it also client site with jquery ... there is a plugin
你也可以用jquery来做客户端站点......有一个插件
