campfire.rb

Capistrano::Configuration.instance(:must_exist).load do
  # Lifted from:
  # http://github.com/vigetlabs/viget_deployment/tree/master/recipes/campfire.rb
  begin
    require 'rubygems'
    require 'uri'
    require 'tinder'

    namespace :campfire do
      after "deploy", "campfire:notify"
      after "deploy:migrations", "campfire:notify"
      after "deploy:rollback", "campfire:notify"
      
      desc '[internal] Announces deployments in one or more Campfire rooms.'
      task :notify do
        campfires = fetch(:campfires,nil)
        notify = fetch(:campfire_notify,nil)
        unless campfires.nil? || notify.nil?
          notify.each do |name|
            config = campfires[name]
            campfire = Tinder::Campfire.new(config[:domain], :ssl => config[:ssl])
            if campfire.login(config[:email], config[:password])
              if room = campfire.find_room_by_name(config[:room])
                logger.debug "sending message to #{config[:room]} on #{name.to_s} Campfire"

                message = "[CAP] %s just deployed revision %s of %s" % [
                  ENV['USER'], current_revision.to_s[0..5], fetch(:application), 
                ]
                if stage = fetch(:rails_env, nil)
                  message << " to #{stage}"
                end
                room.speak "#{message}."
                changes = `#{source.local.log(previous_revision, current_revision)}`.chomp
                room.paste changes unless changes.blank?
              else
                logger.debug "Campfire #{name.to_s} room #{config[:room]} not found"
              end
            else
              logger.debug "Campfire #{name.to_s} email and/or password incorrect"
            end
          end
        end
      end
    end
  rescue LoadError
    nil # skip campfire stuff if tinder can't be required
  end
end