A little script for a friends project - scans the twitterverse and tells you how everyone's feeling today.

healthii_twitterverse.rb

require 'rubygems'
require 'twitter'

HEALTHII_TAG_REGEX = /#healthii\((\d{4}):?(.*)?\)/
BUSYNESS, STRESS, HEALTH, ENGAGEMENT = 0, 1, 2, 3

def mean(numbers)
  numbers.inject {|sum, n| sum + n } / numbers.length.to_f
end


Stats = (0..3).map { [] }
Users = []

Twitter::Search.new('healthii').each do |result|
  next if Users.include? result.from_user 
  Users << result.from_user
  if match = HEALTHII_TAG_REGEX.match(result.text)
    match[1].split(//).each_index do |i|
      Stats[i] << match[1][i,1].to_i
    end
  end
end
puts 'The Healthii twitterverse currently feels a bit like this:'
puts "Busyness: #{mean(Stats[BUSYNESS])}"
puts "Stress: #{mean(Stats[STRESS])}"
puts "Health: #{mean(Stats[HEALTH])}"
puts "Engagement: #{mean(Stats[ENGAGEMENT])}"