Class: Jah::XmppAgent

Inherits:
Object
  • Object
show all
Defined in:
lib/jah/agents/xmpp.rb

Overview

include Blather::DSL

Constant Summary collapse

ROSTER = 
[]
PUBSUB = 
{:pubs => [], :subs => []}
PEERS = 
[]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ XmppAgent

(jid, key, server, port=5222, debug=false, report=0)



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# File 'lib/jah/agents/xmpp.rb', line 13

def initialize #(jid, key, server, port=5222, debug=false, report=0)
  Blather.logger.level = Logger::DEBUG if Opt.debug
  @report = Opt.report
  @client = Blather::Client.setup Opt.jid, Opt.key, Opt.host, Opt.port
  setup
  self
end

Instance Attribute Details

#client ⇒ Object (readonly)

Returns the value of attribute client.



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# File 'lib/jah/agents/xmpp.rb', line 10

def client
  @client
end

Instance Method Details

#alert_peers(msg) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 156

def alert_peers(msg)
  PEERS.each do |peer|
    client.write Blather::Stanza::Message.new(peer, msg)
  end
end

#all_pubs ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 128

def all_pubs
  call = Blather::Stanza::DiscoItems.new
  call.to = pub_node
  client.write call
end

#beautify(txt) ⇒ Object

TODO: need to write raw.…



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# File 'lib/jah/agents/xmpp.rb', line 170

def beautify(txt)
  #txt.gsub!(/\*(.*)\*/, "<span style=\"font-weight: bold;\">\\1</span>")
  #txt.gsub!(/\/(.*)\//, "<em>\\1</em>") # Italic
  #txt.gsub!(/\_(.*)\_/, "<span style=\"font-decoration: underline;\">\\1</span>")
  #txt.gsub!(/\-(.*)\-/, "<span style=\"font-decoration: line-through;\">\\1</span>")
  #   <span style="font-size: large;">ok?</span>
  #   <span style="color: #FF0000;">ok?</span>
  txt
end

#create_pub(name) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 106

def create_pub(name)
  client.write Blather::Stanza::PubSub::Create.new(:set,
    pub_node, name) { |n| yield n if block_given? }
  PUBSUB[:pubs] << name
  "Done."
end

#destroy_pub(name) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 122

def destroy_pub(name)
  client.write Blather::Stanza::PubSubOwner::Delete.new(:set, pub_node, '/' + name)
  PUBSUB[:pubs] -= [name]
  "Done."
end

#execute_pub(code) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 87

def execute_pub(code)
  comm = code.split(" ")
  case comm[1]
  when "all" then all_pubs
  when "mine" then my_pubs
  when "list" then list_pub(comm[2])
  when "fetch" then fetch_pubs || "Done."
  when "create" then create_pub(comm[2])
  when /^sub\w*/  then sub_pub(comm[2])
  when /^unsub\w*/  then unsub_pub(comm[2])
  when "destroy" then destroy_pub(comm[2])

  end
end

#execute_ruby(code) ⇒ Object

Naive.… to be improved



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# File 'lib/jah/agents/xmpp.rb', line 61

def execute_ruby(code)
  keywords = / class | module | def | do | while | for /
  if code =~ keywords
    return "Unmatched ends" if code.scan(keywords).length != code.scan(/end(\s|$)/).length
  end
  return "Unmatched.." if code.scan(/\{|\(|\[/).length != code.scan(/\}|\)|\]/).length
  return "Unmatched quotes.." if code.scan(/\"|\'/).length % 2 != 0
  begin
    eval(code[1..-1]) || "nil"
  rescue => e
    "Fail => #{e}"
  end
end

#execute_sh(code) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 75

def execute_sh(code)
  return I18n.t(:no_sudo) if code =~ /sudo/
  res = `#{code}`.chomp
  ex = $?.exitstatus
  if ex != 0
    res << I18n.t(:exit_code, :ex => ex.to_s)
  else
    res = "\n" + res unless res.split("\n").length < 2
  end
  res
end

#fetch_pubs ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 151

def fetch_pubs
  client.write Blather::Stanza::PubSub::Affiliations.new(:get, pub_node)
  client.write Blather::Stanza::PubSub::Subscriptions.new(:get, pub_node)
end

#list_pub(name) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 118

def list_pub(name)
  client.write Blather::Stanza::PubSub::Items.request(pub_node, name)
end

#my_pubs ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 134

def my_pubs
  out = "--- Pubsubs\n"
  out << "Owner: #{PUBSUB[:pubs].join(', ')}\n" unless PUBSUB[:pubs].empty?
  out << "Subscribed: #{PUBSUB[:subs].join(', ')}\n" unless PUBSUB[:subs].empty?
  out == "" ? "No PubSubs." : out
end

#process_items(items) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 162

def process_items(items)
  items.map do |item|
    "\nItem: #{item.payload.strip}"
  end
end

#process_message(to, msg, type = :chat) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 21

def process_message(to, msg, type = :chat)
  args = msg.split(" ")
  if comm = Jah::Command.find(msg)
    puts "Commmand => #{comm} | #{msg}"
    body = comm[2].send(comm[0], *args[1..-1])
  elsif pub = PUBSUB[:pubs].find { |x| msg =~ /^#{x}:/ }
    publish_pub(pub, *args[1..-1])
    body = "Publishing...."
  else
    keywords = %w{ start stop restart monitor unmonitor }
    kind = case msg
           when /#{keywords.join("|")}/ then :god
           when /^\!/ then :ruby
           when /^pub\s/ then :pub
           else :sh
           end
    body = case kind
      when :sh
      puts "Executing *sh command => #{msg}"
      "$> #{execute_sh(msg)}"
      when :pub
      PEERS << to.stripped unless PEERS.find { |p| p == [to.stripped] }
      puts "Executing pubsub command => #{msg}"
      "P> #{execute_pub(msg)}"
      when :ruby
      puts "Executing ruby command => #{msg}"
      "=> #{execute_ruby(msg)}"
      when :god
      puts "Executing god command => #{msg}"
      "G> #{execute_sh('god ' + msg)}"
      else "dunno what to do...."
    end
  end
  #beautify(body)
 [ Blather::Stanza::Message.new(to, body, type)]
  rescue => e
  "Something is wrong.. #{e}\n#{e.backtrace.join("\n")}"
end

#pub_node ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 102

def pub_node
  @pub_node ||= "pubsub." + client.jid.domain
end

#publish_pub(name, *text) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 113

def publish_pub(name, *text)
  client.write Blather::Stanza::PubSub::Publish.new(pub_node, name, :set, text.join)
  text.join
end

#run ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 293

def run
  puts "Starting Jah Client...#{client.jid.stripped}"

  EM.run do
    client.run
    if @report != 0
      puts "will report..."
      # TODO
      # EM.add_periodic_timer(@report) do
      #   puts " I'm ok.. "
      #   client.write Blather::Stanza::Message.new(
      #       "[email protected]", Jah::Command.quick_results)
      # end
    end

  end


end

#setup ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 188

def setup
  #  return if client && client.setup?
  client.register_handler(:ready) do
    puts "Connected!"
    ROSTER << [client.roster.items.keys, Opt.groups].flatten.uniq
    ROSTER.flatten!
    ROSTER.select { |j| j =~ /\@conference\./ }.each do |c|
      presence = Blather::Stanza::Presence.new
      presence.to = "#{c}/#{Opt.hostname}"
      client.write presence
    end

    fetch_pubs
  end

  client.register_handler :subscription, :request? do |s|
    if ROSTER.include?(s.from.stripped.to_s)
      puts "[REQUEST] Approve #{s}"
      client.write s.approve!
    else
      puts "[REQUEST] Refuse #{s}"
      client.write s.refuse!
    end
  end

  # client.register_handler :message, :chat?, :body => 'exit' do |m|
  #   client.write Blather::Stanza::Message.new(m.from, 'Exiting...')
  #   client.close
  # end
  #client.register_handler :roster, [],
  #client.register_handler :message, :error?, :body do |m|
  #client.register_handler :message, :headline?, :body do |m|
  #client.register_handler :message, :normal?, :body do |m|
  client.register_handler :pubsub_affiliations, :affiliations do |m|
    puts "[PUB] =>  #{m.inspect}"
    m.each do |af|
      puts "[PUB ITEM] =>  #{af.inspect}"
      PUBSUB[:pubs] = af[1].map { |p| p.gsub(/\//, '') }
    end
  end

  client.register_handler :pubsub_subscriptions, :subscriptions do |m|
    puts "[SUB] =>  #{m.inspect}"
    m.each do |af|
      puts "[SUB ITEM] =>  #{af.inspect}"
      PUBSUB[:subs] = af[1].map { |p| p[:node].gsub(/\//, '') }
    end
  end

  client.register_handler :pubsub_event, :items do |m|
    puts "[PUBSUB EV] => #{m.inspect}"
    alert_peers "PubSub: #{m.node} #{process_items(m.items)}"
  end

  client.register_handler :pubsub_items, :items do |m|
    puts "[PUBSUB ITEMS] => #{m.inspect}"
    alert_peers "PubSub: #{m.node} #{process_items(m.items)}"
  end

  client.register_handler :disco_items do |r|
    puts "[ITEM] => #{r}"
    # Pub.delete_all
    # PubItem.delete_all
    for item in r.items
      puts "[IT] => #{item.name} on #{item.node.class}"
      # next if item.name =~ /^home$/
      if item.node =~ /\//
        puts "[PUBSUB] => #{item.name} on #{item.node}"
        alert_peers item.name
      else
        if item.jid.to_s =~ /conference\./
          puts "[GROUP] => #{item.name} on #{item.node}"
        else
          puts "[USER] => #{item.jid} name #{item.name}"
        end
      end
    end
  end

  client.register_handler :message, :groupchat? do |m|
    if m.body =~ Regexp.new(Opt.hostname)
      body = m.body.split(":")[-1].strip
    else
      body = m.body
    end
    if m.body =~ /^!|^>|^\\|#{Opt.hostname}/ && m.to_s !~ /x.*:delay/ #delay.nil?
      puts "[GROUP] => #{m.inspect}"
      for msg in process_message(m.from.stripped, body, :groupchat)
        client.write msg
      end
    end
  end

  client.register_handler :message, :chat?, :body do |m|
    if ROSTER.include?(m.from.stripped.to_s)
      puts "[PVT] => #{m.inspect}"
      for msg in process_message(m.from, m.body)
        client.write msg
      end
    end
  end

end

#sub_pub(pub) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 141

def sub_pub(pub)
  client.write Blather::Stanza::PubSub::Subscribe.new(:set, pub_node, '/' + pub, client.jid.stripped)
  PUBSUB[:subs] << pub
end

#unsub_pub(pub) ⇒ Object 



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# File 'lib/jah/agents/xmpp.rb', line 146

def unsub_pub(pub)
  client.write Blather::Stanza::PubSub::Unsubscribe.new(:set, pub_node, '/' + pub, client.jid.stripped)
  PUBSUB[:subs] -= [pub]
end