class Browser
  module Bots
    # This initial list of bots was humbly borrowed from the split (https://github.com/andrew/split)
    # gem.
    BOTS = {
      # Indexers
      "AdsBot-Google" => "Google Adwords",
      "Baidu"         => "Chinese search engine",
      "Baiduspider"   => "Chinese search engine",
      "bingbot"       => "Microsoft bing bot",
      "Butterfly"     => "Topsy Labs",
      "Gigabot"       => "Gigabot spider",
      "Googlebot"     => "Google spider",
      "MJ12bot"       => "Majestic-12 spider",
      "msnbot"        => "Microsoft bot",
      "rogerbot"      => "SeoMoz spider",
      "PaperLiBot"    => "PaperLi is another content curation service",
      "Slurp"         => "Yahoo spider",
      "Sogou"         => "Chinese search engine",
      "spider"        => "generic web spider",
      "UnwindFetchor" => "Gnip crawler",
      "WordPress"     => "WordPress spider",
      "YandexBot"     => "Yandex spider",
      "ZIBB"          => "ZIBB spider",

      # HTTP libraries
      "Apache-HttpClient" => "Java http library",
      "AppEngine-Google" => "Google App Engine",
      "curl" => "curl unix CLI http client",
      "ColdFusion" => "ColdFusion http library",
      "EventMachine HttpClient" => "Ruby http library",
      "Go http package" => "Go http library",
      "Java" => "Generic Java http library",
      "libwww-perl" => "Perl client-server library loved by script kids",
      "lwp-trivial" => "Another Perl library loved by script kids",
      "Python-urllib" => "Python http library",
      "PycURL" => "Python http library",
      "Test Certificate Info" => "C http library?",
      "Wget" => "wget unix CLI http client",

      # URL expanders / previewers
      "awe.sm" => "Awe.sm URL expander",
      "bitlybot" => "bit.ly bot",
      "bot@linkfluence.net" => "Linkfluence bot",
      "facebookexternalhit" => "facebook bot",
      "Feedfetcher-Google" => "Google Feedfetcher",
      "https://developers.google.com/+/web/snippet" => "Google+ Snippet Fetcher",
      "LongURL" => "URL expander service",
      "NING" => "NING - Yet Another Twitter Swarmer",
      "redditbot" => "Reddit Bot",
      "ShortLinkTranslate" => "Link shortener",
      "TweetmemeBot" => "TweetMeMe Crawler",
      "Twitterbot" => "Twitter URL expander",
      "UnwindFetch" => "Gnip URL expander",
      "vkShare" => "VKontake Sharer",

      # Uptime monitoring
      "check_http" => "Nagios monitor",
      "NewRelicPinger" => "NewRelic monitor",
      "Panopta" => "Monitoring service",
      "Pingdom" => "Pingdom monitoring",
      "SiteUptime" => "Site monitoring services",

      # ???
      "DigitalPersona Fingerprint Software" => "HP Fingerprint scanner",
      "ShowyouBot" => "Showyou iOS app spider",
      "ZyBorg" => "Zyborg? Hmmm...."
    }

    def bot?
      ua.empty? || BOTS.any? {|key, description| ua.include?(key) }
    end
  end
end