MailChimp.Hominid.rb

require 'rubygems'
require 'hominid'
require 'json'

API_KEY    = '000000000000000000000000000-us4'
TEST_EMAIL = '[email protected]'

def get_count
  h = Hominid::API.new(API_KEY)
  list_id = h.lists['data'].last['id']

  mc_api  = Hominid::Export.new API_KEY, {:secure => false}
  ary     = mc_api.list list_id
  ary     = ary.split("\n")

  ary.shift
  ary.map!{|item| JSON.parse(item)}
  ary.map(&:first)
  ary.count
end

p get_count


h = Hominid::API.new(API_KEY)
list_id = h.lists['data'].last['id']

p h.list_members(list_id, 'unsubscribed')

# Unsubscribe
p begin
  h.list_unsubscribe(list_id, TEST_EMAIL)
rescue
  "Unsubscripe fail"
end

# Subscribe
p begin
  h.list_subscribe(list_id,
                   TEST_EMAIL,
                   merge_vars   = {FNAME: 'Dear', LNAME: 'Guest'},
                   email_type   = 'html',
                   double_optin = false,
                   update_existing   = true,
                   replace_interests = true,
                   send_welcome = true)
rescue
  "Subscripe fail"
end

p get_count