Script for logging some 1wire data to Cosm.org

gistfile1.rb

require 'cosm-rb'
require 'json'
require 'ap'

def get_path_for_family path, directory_path
  family = File.open(File.join(path, directory_path, 'family')).gets.strip.to_i
  if family == 28
    File.join(path, directory_path, 'temperature')
  elsif family == 26
    File.join(path, directory_path, 'humidity')
  else
    nil
  end
end

def get_cosm_dataseries_key entry
  if entry == '28.1061D6020000'
    'temp-roof'
    elsif entry == '28.10521C040000'
    'temp-attic'
    elsif entry == '26.0ECE3B010000'
      'humidity-attic'
    else
      nil
  end
end


# TODO: Check if args exist
path = ARGV[0]

Dir.entries(path).each do |entry|
  if entry.match(/^[0-9]/)

    unless get_path_for_family(path, entry).nil?
      ap entry + ' - ' + get_path_for_family(path, entry)

      value = File.open( get_path_for_family(path, entry) ).gets.strip.to_f
      series_key = get_cosm_dataseries_key(entry)

      datapoint = Cosm::Datapoint.new(:at => Time.now , :value => value)
      ap datapoint

      Cosm::Client.post('/v2/feeds/100109/datastreams/' + series_key  + '/datapoints',
        :headers => {"X-ApiKey" => '<api-key>'},
        :body => {:datapoints => [datapoint]}.to_json)

    end
  end
end