Class: OmfCommon::Comm::XMPP::Topic

Inherits:
Topic
  • Object
show all
Defined in:
omf_common/lib/omf_common/comm/xmpp/topic.rb

Instance Attribute Summary

Attributes inherited from Topic

#id, #routing_key

Instance Method Summary (collapse)

Methods inherited from Topic

[], #add_message_handler, #after, #configure, #create, create, #create_message_and_publish, #error?, #inform, #on_incoming_message, #on_inform, #on_message, #publish, #release, #request

Constructor Details

- (Topic) initialize(id, opts = {}, &block) (private)

Returns a new instance of Topic



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 40

def initialize(id, opts = {}, &block)
  id, @pubsub_domain = id.to_s.split("@")
  if id =~ /^xmpp:\/\/(.+)$/
    id = $1
  end
  @pubsub_domain ||= OmfCommon.comm.jid.domain

  super

  @on_subscrided_handlers = []

  topic_block = proc do |stanza|
    if stanza.error?
      block.call(stanza) if block
    else
      block.call(self) if block

      @lock.synchronize do
        @on_subscrided_handlers.each do |handler|
          handler.call
        end
      end
    end
  end

  # Create xmpp pubsub topic, then subscribe to it
  #
  OmfCommon.comm._create(id.to_s, pubsub_domain_addr) do |stanza|
    if stanza.error?
      e_stanza = Blather::StanzaError.import(stanza)
      if e_stanza.name == :conflict
        # Topic exists, just subscribe to it.
        OmfCommon.comm.(id.to_s, pubsub_domain_addr, &topic_block)
      else
        block.call(stanza) if block
      end
    else
      OmfCommon.comm.(id.to_s, pubsub_domain_addr, &topic_block)
    end
  end

  event_block = proc do |event|
    OmfCommon::Message.parse(event.items.first.payload) do |parsed_msg|
      on_incoming_message(parsed_msg)
    end
  end

  OmfCommon.comm.topic_event(default_guard, &event_block)
end

Instance Method Details

- (Object) _send_message(msg, opts = {}, block) (private) 



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 90

def _send_message(msg, opts = {}, block)
  super
  OmfCommon.comm.publish(self.id, msg, pubsub_domain_addr)
end

- (Object) address

def delete_on_message_cbk_by_id(id)

  @lock.synchronize do
    @on_message_cbks[id] && @on_message_cbks.reject! { |k| k == id.to_s }
  end
end



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 16

def address
  #"xmpp://#{id.to_s}@#{OmfCommon.comm.jid.domain}"
  "xmpp://#{id.to_s}@#{@pubsub_domain}"
end

- (Object) default_guard (private) 



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 99

def default_guard
  proc do |event|
    event.node == self.id.to_s
  end
end

- (Object) on_subscribed(&block) 



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 21

def on_subscribed(&block)
  return unless block

  @lock.synchronize do
    @on_subscrided_handlers << block
  end
end

- (Object) pubsub_domain_addr (private) 



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 36

def pubsub_domain_addr
  "pubsub.#{@pubsub_domain}"
end

- (Object) unsubscribe(key) 



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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 29

def unsubscribe(key)
  super
  OmfCommon.comm._unsubscribe_one(self.id)
end

- (Boolean) valid_guard?(guard_proc) (private)

Returns:

  • (Boolean) 


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# File 'omf_common/lib/omf_common/comm/xmpp/topic.rb', line 95

def valid_guard?(guard_proc)
  guard_proc && guard_proc.class == Proc
end