Class: DaemonKit::XMPP

Inherits:
Object
  • Object
show all
Includes:
Blather::DSL
Defined in:
lib/daemon_kit/xmpp.rb

Overview

Thin wrapper around the blather DSL

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initializeXMPP

Returns a new instance of XMPP



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# File 'lib/daemon_kit/xmpp.rb', line 29

def initialize
  @config = DaemonKit::Config.load('xmpp')

  if @config.enable_logging
    Blather.logger = DaemonKit.logger
  end

  jid = if @config.resource
    "#{@config.jabber_id}/#{@config.resource}"
  else
    @config.jabber_id
  end

  # host & port allow nil, defaults to the jabber id host and default port
  # so if those keys are not present in the config, its ok.
  setup jid, @config.password, @config.host, @config.port

  when_ready do
    configure_roster!
    become_available
  end

  return if @config['require_master'] == false

  message do |m|
    trusted?( m ) ? pass : halt
  end
end

Class Method Details

.run(&block) ⇒ Object



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# File 'lib/daemon_kit/xmpp.rb', line 12

def run( &block )
  if Blather::VERSION < '0.8.0'
    DaemonKit.logger.warn "Blather version to old, please upgrade to 0.8.x"
  end

  DaemonKit.trap('INT') { ::EM.stop }
  DaemonKit.trap('TERM') { ::EM.stop }

  DaemonKit::EM.run {

    xmpp = new
    xmpp.instance_eval( &block )
    xmpp.run
  }
end

Instance Method Details

#become_availableObject



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# File 'lib/daemon_kit/xmpp.rb', line 82

def become_available
  set_status( :chat, "#{DaemonKit.configuration.daemon_name} is available" )
end

#busy(message = nil, &block) ⇒ Object



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# File 'lib/daemon_kit/xmpp.rb', line 102

def busy( message = nil, &block )
  set_status( :dnd, message )

  block.call

  become_available
end

#configure_roster!Object



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# File 'lib/daemon_kit/xmpp.rb', line 58

def configure_roster!
  DaemonKit.logger.debug 'Configuring roster'

  my_roster.each do |item|
    unless valid_contact?( item.jid )
      DaemonKit.logger.debug "Removing #{item.jid} from roster"

      my_roster.delete( item.jid )
      next
    end
  end

  contacts.each do |jid|
    DaemonKit.logger.debug "Adding #{jid} to roster"

    my_roster.add( Blather::JID.new( jid ) )
  end

  my_roster.each do |item|
    item.subscription = :both
    item.ask = :subscribe
  end
end

#contactsObject



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# File 'lib/daemon_kit/xmpp.rb', line 90

def contacts
  @config.masters | ( @config.supporters || [] )
end

#runObject



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# File 'lib/daemon_kit/xmpp.rb', line 98

def run
  client.run
end

#trusted?(message) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/daemon_kit/xmpp.rb', line 86

def trusted?( message )
  @config.masters.include?( message.from.stripped.to_s )
end

#valid_contact?(jid) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/daemon_kit/xmpp.rb', line 94

def valid_contact?( jid )
  contacts.include?( jid.stripped.to_s )
end