Unfollows: (a) people who dont follow you back (b) people you haven't talked to (c) people who haven't posted in a month

twitter_unfollow.rb

require 'twitter' # gem install twitter
require 'capybara' # gem install capybara
require 'capybara/dsl'


# CONFIGS


exceptions = [
  'XXXXXXXX',
]
# html credentials
username = 'XXXXXXXXXXX'
password = 'XXXXXXXXXXX'
# api crendentials
consumer_key = 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX'
consumer_secret = 'XXXXXXXXXXXXXXXXXXXXXXXXXXX'
access_token = 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX'
access_token_secret = 'XXXXXXXXXXXXXXXXXXXXXXX'


# FUNCTIONS


class Login
  include Capybara::DSL
  def do(username, password)
    visit '/login'
    find(".js-username-field").set(username)
    find(".js-password-field").set(password)
    find(".signin-wrapper .submit").click
  end
end

class CheckForIF
  include Capybara::DSL
  def you_havent_talked(u1, u2)
    begin
      visit("/search?q=@#{u1.screen_name}+@#{u2.screen_name}")
      find("ol#stream-items-id li.stream-item:first-child")
      return false
    rescue Capybara::ElementNotFound
      return true
    end
  end
  def they_dont_follow_you(u)
    begin
      visit("/@#{u.screen_name}")
      find(".FollowStatus")
      return false
    rescue Capybara::ElementNotFound
      return true
    end
  end
  def they_havent_tweeted_recently(u)
    one_month_ago = Time.now.to_i - 1*60*60*24*31
    tweet_created = u.status.created_at.to_i
    return tweet_created < one_month_ago
  end
end

def do_unfollow(u, msg)
  puts "#{u.name} (@#{u.screen_name}) http://twitter.com/@#{u.screen_name}"
  puts "\t#{msg}"
  @t.unfollow(u.screen_name)
end


# SETUP


# webkit
Capybara.run_server = false
Capybara.current_driver = :selenium
Capybara.app_host = 'http://www.twitter.com'
Capybara.default_max_wait_time = 10
Login.new.do(username, password)

# api
t = @t = Twitter::REST::Client.new do |config|
  config.consumer_key        = consumer_key
  config.consumer_secret     = consumer_secret
  config.access_token        = access_token
  config.access_token_secret = access_token_secret
end
u = t.user
following = t.friend_ids(u.id).to_a


# DO THE THING


for id in following
  them = t.user(id)

  if exceptions.include? them.screen_name
    next
  end

  if CheckForIF.new.they_dont_follow_you(them)
    do_unfollow(them, "Doesn't follow me")
  elsif CheckForIF.new.they_havent_tweeted_recently(them)
    do_unfollow(them, "Hasn't tweeted in a month")
  elsif CheckForIF.new.you_havent_talked(u, them)
    do_unfollow(them, "Hasn't said anything to me")
  end

end