Class: Wildcloud::Logeen::Transport::Raw

Inherits:
EventMachine::Connection
  • Object
show all
Defined in:
lib/wildcloud/logeen/transport/raw.rb

Instance Method Summary collapse

Constructor Details

#initialize(engine = nil) ⇒ Raw

Returns a new instance of Raw.



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# File 'lib/wildcloud/logeen/transport/raw.rb', line 11

def initialize(engine = nil)
  super
  @engine = engine
end

Instance Method Details

#decode_message(buffer) ⇒ Object 



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# File 'lib/wildcloud/logeen/transport/raw.rb', line 64

def decode_message(buffer)
  type = buffer[0].to_s.unpack('B*').first.to_i(2)
  data = buffer[1..-1]

  case type
    # 0
    when 48
      data
    # b
    when 98
      decode_message(data.unpack('m*').first)
    # s
    when 115
      decode_message(Snappy.inflate(data))
    else
      nil
  end

rescue Exception
  puts "Exception"
end

#post_init ⇒ Object 



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# File 'lib/wildcloud/logeen/transport/raw.rb', line 16

def post_init
  @buffer = ''
  @offset = 0
  @length = nil
  @separator = "\n"
end

#receive_data(data = '') ⇒ Object 



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# File 'lib/wildcloud/logeen/transport/raw.rb', line 27

def receive_data(data = '')

  @buffer << data

  if @length == 0
    if mark = @buffer.index("\n\0\n")
      @length = nil
      @buffer = "#{mark+2}#{@separator}" + @buffer
    end
  end

  unless @length
    mark = @buffer.index(@separator)
    if mark
      @length = @buffer[0, mark].to_s.to_i
      @buffer = @buffer[(mark+1)..-1]
    end
  end

  if @length && @length > 0 && @buffer.size >= @length

    data = @buffer[0..@length]

    message = decode_message(data)

    receive_message(message)

    @buffer = @buffer[(@length+1)..-1]
    @buffer ||= ''
    @length = nil

    receive_data

  end

end

#receive_message(message) ⇒ Object 



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# File 'lib/wildcloud/logeen/transport/raw.rb', line 23

def receive_message(message)
  @engine << message if @engine
end

#unbind ⇒ Object 



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# File 'lib/wildcloud/logeen/transport/raw.rb', line 86

def unbind

end