A convenience lib for dealing with PubSub with XMPP4R

pub_sub_able.rb

require "xmpp4r"
require "xmpp4r/pubsub"

module PubSubAble
  include Jabber
  
  def anon_connect_to_server(anonymous_user,host,port)
    jid = Jabber::JID.new("#{anonymous_user}@#{host}")
    client = Client.new(jid)
    client.connect(host,port)
    client.auth_anonymous
    client
  end
  
  def auth_connect_to_server(authenticated_user,password,host,port)
    jid = Jabber::JID.new("#{authenticated_user}@#{host}")
    client = Client.new(jid)
    client.connect(host,port)
    client.auth(password)
    client
  end
  
  def ping_server(client)
    pres = Presence.new
    client.send(pres)
  end
  
  def create_node(node_name,client,pubsub_jid,opts={})
    pubsub_service = PubSub::ServiceHelper.new(client, pubsub_jid)
    pubsub_service.create_node(node_name)
  end
  
  def subscribe_to_node(node_name,client,pubsub_jid)
    pubsub_service = PubSub::ServiceHelper.new(client, pubsub_jid)
    pubsub_service.subscribe_to(node_name)
  end
  
  def send_message_to_node(node_name,client,pubsub_jid,message_content)
    item = Jabber::PubSub::Item.new
    message = Jabber::Message.new(nil,message_content)
    item.add(message)
    pubsub_service = PubSub::ServiceHelper.new(client, pubsub_jid)
    pubsub_service.publish_item_to(node_name,item)
  end
  
end