class EventMachine::WebSocketIO::Client

Constants

VERSION

Attributes

running[R]
session[R]
timeout[RW]
url[R]

Public Class Methods

new(url) click to toggle source
# File lib/em-websocketio-client/client.rb, line 8
def initialize(url)
  raise ArgumentError, "invalid websocket URL \"#{url}\"" unless url =~ /^ws:\/\/.+/
  @url = url
  @running = false
  @__reconnect_timer_id = nil
  @ws = nil
  self.on :__session_id do |session_id|
    @session = session_id
    self.emit :connect, session_id
  end
end

Public Instance Methods

close() click to toggle source
# File lib/em-websocketio-client/client.rb, line 50
def close
  @running = false
  @ws.close_connection if @ws
  EM::cancel_timer @__reconnect_timer_id
end
connect() click to toggle source
# File lib/em-websocketio-client/client.rb, line 20
def connect
  url = @session ? "#{@url}/session=#{@session}" : @url
  @ws = EventMachine::WebSocketClient.connect url
  @running = true

  @ws.stream do |msg|
    data = JSON.parse msg.data
    self.emit data['type'], data['data']
  end

  @ws.callback do
    self.push :__session_id
  end

  @ws.errback do |err|
    self.emit :error, err
  end

  @ws.disconnect do
    self.emit :disconnect
    if @running
      @__reconnect_timer_id = EM::add_timer 10 do
        connect
      end
    end
  end

  return self
end
push(type, data={}) click to toggle source
# File lib/em-websocketio-client/client.rb, line 56
def push(type, data={})
  @ws.send_msg({:type => type, :data => data, :session => self.session}.to_json)
end