loyal_user_agent

= UserAgent

UserAgent is a Ruby library that parses and compares HTTP User Agents.

=== Installation

gem install useragent

=== Examples

==== Reporting

string = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5' user_agent = UserAgent.parse(string) user_agent.browser

=> 'Chrome'

user_agent.version

=> '19.0.1084.56'

user_agent.platform

=> 'Macintosh'

==== Comparison

Browser = Struct.new(:browser, :version) SupportedBrowsers = [ Browser.new("Safari", "3.1.1"), Browser.new("Firefox", "2.0.0.14"), Browser.new("Internet Explorer", "7.0") ]

user_agent = UserAgent.parse(request.user_agent) SupportedBrowsers.detect { |browser| user_agent >= browser }

Copyright (c) 2013 Joshua Peek, released under the MIT license