Class: RenderSync::FayeExtension

Inherits:
Object
  • Object
show all
Defined in:
lib/render_sync/faye_extension.rb

Instance Method Summary collapse

Instance Method Details

#batch_incoming(message, callback) ⇒ Object 



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# File 'lib/render_sync/faye_extension.rb', line 13

def batch_incoming(message, callback)
  message["data"].each do |message|
    incoming(message, callback)
  end
end

#batch_publish?(message) ⇒ Boolean 



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# File 'lib/render_sync/faye_extension.rb', line 23

def batch_publish?(message)
  message['channel'] == "/batch_publish"
end

#handle_eror(message, callback) ⇒ Object 



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# File 'lib/render_sync/faye_extension.rb', line 35

def handle_eror(message, callback)
  message['error'] = 'Invalid authentication token'
  callback.call(message)
end

#incoming(message, callback) ⇒ Object 



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# File 'lib/render_sync/faye_extension.rb', line 4

def incoming(message, callback)
  return handle_eror(message, callback) unless message_authenticated?(message)
  if batch_publish?(message)
    batch_incoming(message, callback)
  else
    single_incoming(message, callback)
  end
end

#message_authenticated?(message) ⇒ Boolean 



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# File 'lib/render_sync/faye_extension.rb', line 40

def message_authenticated?(message)
  !(message['channel'] !~ %r{^/meta/} && 
    message['ext']['auth_token'] != RenderSync.auth_token)
end

#outgoing(message, callback) ⇒ Object

IMPORTANT: clear out the auth token so it is not leaked to the client



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# File 'lib/render_sync/faye_extension.rb', line 28

def outgoing(message, callback)
  if message['ext'] && message['ext']['auth_token']
    message['ext'] = {} 
  end
  callback.call(message)
end

#single_incoming(message, callback) ⇒ Object 



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# File 'lib/render_sync/faye_extension.rb', line 19

def single_incoming(message, callback)
  callback.call(message)
end