commit_process.rb

require 'nokogiri'
require 'time'

def get_name_and_time_data(xml_filename)
  xml_file = Nokogiri::XML(File.read(xml_filename))

  xml_file.child.children.map do |event|
    event_children = event.children
    system = event_children.find { |c| c.name == 'System' }
    time = system.children.find { |c| c.name == 'TimeCreated' }.values.first

    rendering_info = event_children.find { |c| c.name == 'RenderingInfo' }
    message = rendering_info.children.find { |c| c.name == 'Message' }.child.text
    account = message.match(/Account Name:\s*(\w*)/)[1]

    [account, Time.iso8601(time)]
  end.sort_by { |name, time| time }
end

def compact_data(name_time_data)
  prev_time = nil
  prev_name = nil
  name_time_data.map do |name, time|
    next if name == prev_name && (time - prev_time).abs <= 5
    prev_time = time
    prev_name = name
    [name, time]
  end.compact
end

%w(31 34 35 37 38 39 40 41).each do |pc|
  puts "=== PC #{pc} ==="
  compact_data(get_name_and_time_data("#{pc}.xml")).each do |line|
    p line
  end
end