gtalk_service.rb 2.29 KB
class NotificationServices::GtalkService < NotificationService
  LABEL = "gtalk"
  FIELDS += [
    [:subdomain, {
      placeholder: "username@example.com",
      label:       "Username"
    }],
    [:api_token, {
      placeholder: "password",
      label:       "Password"
    }],
    [:user_id, {
      placeholder: "touser@example.com, anotheruser@example.com",
      label:       "Send To User(s)"
    }, :room_id],
    [:room_id, {
      placeholder: "toroom@conference.example.com",
      label:       "Send To Room (one only)"
    }, :user_id],
    [:service, {
      placeholder: "talk.google.com",
      label:       "Jabber Service"
    }],
    [:service_url, {
      placeholder: "http://www.google.com/talk/",
      label:       "Link To Jabber Service"
    }]
  ]

  def check_params
    if FIELDS.detect { |f| self[f[0]].blank? && self[f[2]].blank? }
      errors.add :base,
        """You must specify your Username, Password, service, service_url
           and either rooms or users to send to or both"""
    end
  end

  def url
    service_url || "http://www.google.com/talk/"
  end

  def create_notification(problem)
    # build the xmpp client
    client = nil
    Timeout.timeout(5) do
      client = Jabber::Client.new(Jabber::JID.new(subdomain))
      client.connect(service)
      client.auth(api_token)

      # has to look like this to be formatted properly in the client
      message = """#{problem.app.name}\n" \
        "#{Errbit::Config.protocol}://#{Errbit::Config.host}/apps/#{problem.app.id}\n" \
        "#{notification_description problem}"""

      # post the issue to the xmpp room(s)
      send_to_users(client, message) unless user_id.blank?
      send_to_muc(client, message) unless room_id.blank?
    end
  ensure
    client.close unless client.nil?
  end

private

  def send_to_users(client, message)
    user_id.tr(' ', ",").tr(';', ",").split(",").map(&:strip).reject(&:empty?).each do |user|
      client.send(Jabber::Message.new(user, message))
    end
  end

  def send_to_muc(client, message)
    # TODO: set this so that it can send to multiple rooms like users, nb multiple room joins in one send fail randomly so leave as one room for the moment
    muc = Jabber::MUC::SimpleMUCClient.new(client)
    muc.join(room_id + "/errbit")
    muc.send(Jabber::Message.new(room_id, message))
  end
end