Class: MeshChat::Message::NodeList

Inherits:
Base
  • Object
show all
Defined in:
lib/meshchat/message/node_list.rb

Instance Attribute Summary

Attributes inherited from Base

#payload, #sender_location, #sender_name, #sender_uid, #time_recieved

Instance Method Summary collapse

Methods inherited from Base

#client, #client_version, #display, #initialize, #render, #type

Constructor Details

This class inherits a constructor from MeshChat::Message::Base

Instance Method Details

#handle ⇒ Object 



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# File 'lib/meshchat/message/node_list.rb', line 8

def handle
  respond
  return
end

#message ⇒ Object 



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# File 'lib/meshchat/message/node_list.rb', line 4

def message
  @message ||= Node.as_json
end

#respond ⇒ Object

only need to respond if this server has node entries that the sender of this message doesn’t have



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# File 'lib/meshchat/message/node_list.rb', line 15

def respond
  received_list = message
  we_only_have, they_only_have = Node.diff(received_list)

  if they_only_have.present?
    they_only_have.each do |n|
      # be sure that we don't add ourselves
      unless n['uid'] == Settings['uid']
        Node.from_json(n).save!
      end
    end
  end


  location = payload['sender']['location']

  node = Node.find_by_location(location)
  if we_only_have.present?

    # give the sender our list
    MeshChat::Net::Client.send(
      node: node,
      message: NodeListDiff.new(message: we_only_have)
    )

    # give people we know about
    # (but the sender of the Node List may not know about)
    # our node list diff
    Node.online.each do |entry|
      MeshChat::Net::Client.send(
        node: entry,
        message: NodeListDiff.new(message: they_only_have)
      )
    end
  else
    # lists are in sync, confirm with hash
    MeshChat::Net::Client.send(
      node: node,
      message: NodeListHash.new
    )
  end

end