Rack::SimpleUserAgent

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Rack::SimpleUserAgent is Rack::Request extension which detects smartphone from user-agent string. There is no complicated logic for the detection, it simply checks if user-agent includes particular string.

Installation

Add this line to your application's Gemfile:

gem 'rack-simple_user_agent'

Usage

on Rails

Bundling 'rack-simple_user_agent' automatically makes Rack::SimpleUserAgent methods available. It's convenient when you use the feature Action Pack Variants (as of Rails4.1).

  • request.from_smartphone?
  • request.from_android?
  • request.from_iphone?
  • request.from_windows_phone?

on Sinatra

require "sinatra"
require "rack/simple_user_agent"

configure do
  use Rack::SimpleUserAgent
end

get "/" do
  request.from_smartphone?
  "Hello World!"
end

Available Detection Methods

request

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/toshimaru/rack-simple_user_agent. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

License

The gem is available as open source under the terms of the MIT License.