Tilde.works active user list script

user_list.rb

require 'rubygems'
require 'digest/md5'
require 'pathname'

default_md5 = Digest::MD5.hexdigest(File.read('/etc/skel/public_html/index.html'))
homedirs = Pathname.glob('/home/*/').map(&:basename)
html = "our hard working users (#{homedirs.length})<br> <sub>generated at #{Time.now.strftime("%Y-%m-%d %H:%M:%S")}</sub><br>\n<ul>\n"

homedirs.each { |d|
 index = Dir.glob("/home/#{d}/public_html/index.html")
 md5 = Digest::MD5.hexdigest(File.read(index.first))
 if md5 == default_md5
   html << "<li><a href=\"http://tilde.works/~#{d}\">#{d}</a> - default :3</li>"
 else
   html << "<li><a href=\"http://tilde.works/~#{d}\">#{d}</a> </li>"
 end
   html << "\n"
}

html << "</ul>"

puts html