Method: Ardtweeno::API.retrievepackets

Defined in:
lib/ardtweeno/api.rb

.retrievepackets(nodeList, params) ⇒ Object

Ardtweeno::API#retrievepackets method to filter packet data according to REST API request

  • Args :

    • ++ ->

  • Returns : -

  • Raises :



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# File 'lib/ardtweeno/api.rb', line 140

def retrievepackets(nodeList, params)
  @log = Ardtweeno.options[:log] ||= Logger.new(STDOUT)
  @log.level = Ardtweeno.options[:level] ||= Logger::DEBUG
  
  params = params.each_with_object({}){|(k,v), h| h[k.to_sym] = v}
  
  packetqueue = Array.new

  if params.has_key?(:node)
    @log.debug "the params has a node key"
    nodeList.each do |i|
      @log.debug "Matching #{i.node} with #{params[:node]}"
      if i.node == params[:node]
        @log.debug params
        @log.debug i.node            
        packetqueue = i.packetqueue # Found the node we are interested in,
                                    # extract the packets                        
        break # Node found break and continue
      end
    end
  else # Aggregate all

    @log.debug "the params does not have a node key"
    nodeList.each do |i|
      packetqueue += i.packetqueue
      packetqueue = packetqueue.sort_by {|x| x.seqNo} # Not exactly ideal.. but it works ;p
    end
  end
  
  # From most specific to least specific
  
  if params.has_key?(:seqno)
    packetqueue = handleSeqNo(packetqueue, params)
  end
  
  if params.has_key?(:minute)
    packetqueue = handleMinute(packetqueue, params)
  end
 
  if params.has_key?(:hour)
    packetqueue = handleHour(packetqueue, params)
  end
                
  if params.has_key?(:date)
    packetqueue = handleDate(packetqueue, params)
  end


  packets = handlePagination(packetqueue, params) # Perform pagination operations on results
  
  final = {:packets=>packets, :total=>packetqueue.size, :found=>packets.size}
  
  return final # Return the final results
end