Example of a web hook

hookable.rb

module Hookable
  extend ActiveSupport::Concern
  
  def perform_post
  end 
end

widget.rb

class Comment < ActiveRecord::Base
  include Hookable
  belongs_to :user
  
  def after_save
    perform_post(self.user.callback_url,
                  :payload => self.to_json)
  end
end