Class: XmppGateway::XmppInterface

Inherits:
Object
  • Object
show all
Defined in:
lib/xmpp_gateway/xmpp_interface.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(user, password) ⇒ XmppInterface

Returns a new instance of XmppInterface.



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# File 'lib/xmpp_gateway/xmpp_interface.rb', line 18

def initialize(user,password)
  @jid = Blather::JID.new(user)
  
  f = Fiber.current
  
  @client = Blather::Client.setup @jid, password  
  @client.register_handler(:ready) do
    @connected = true
    f.resume( @connected ) if f.alive?
  end
  @client.register_handler(:disconnected) do
    XmppGateway.logger.debug "XMPP connection #{@jid} disconnected"
    @connected = false
    f.resume( @connected ) if f.alive?
    # Prevent EventMachine from stopping by returning true on disconnected
    true
  end
  @client.clear_handlers(:error)
  @client.register_handler(:error){ f.resume( false ) if f.alive? }
   
  begin
    @client.run
  rescue
    @connected = false
  end
  
  # Waits until it has connected unless an error was thrown
  @connected = Fiber.yield if @connected.nil?
  
  schedule_activity_monitor
  
  XmppGateway.logger.debug "XMPP connection #{@jid} #{@connected ? '' : 'not '}connected"
end

Instance Attribute Details

#client ⇒ Object (readonly)

Returns the value of attribute client.



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# File 'lib/xmpp_gateway/xmpp_interface.rb', line 7

def client
  @client
end

#connected ⇒ Object (readonly)

Returns the value of attribute connected.



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# File 'lib/xmpp_gateway/xmpp_interface.rb', line 8

def connected
  @connected
end

Class Method Details

.stanza(stanza) ⇒ Object 



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# File 'lib/xmpp_gateway/xmpp_interface.rb', line 10

def self.stanza(stanza)
  noko = Nokogiri::XML::Document.parse( stanza ).root
  return nil unless noko
  blather = Blather::XMPPNode.import( noko )
  return nil if blather.class == Blather::XMPPNode # This means it isn't a valid presence, iq or message stanza
  return blather
end

Instance Method Details

#write(stanza) ⇒ Object 



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# File 'lib/xmpp_gateway/xmpp_interface.rb', line 52

def write(stanza)
  XmppGateway.logger.debug "Sending stanza #{stanza.to_s}"
  
  f = Fiber.current

  @client.write_with_handler( stanza ){|result|
    f.resume(result) if f.alive?
  }
  
  if reply_expected stanza
    # Remove timer while we wait for response
    cancel_timer
    reply = Fiber.yield
    XmppGateway.logger.debug "Received #{reply}"
    # Schedule new timer
    schedule_activity_monitor
    return reply
  end
  
  schedule_activity_monitor
end