achievements.rb

class Achievement
  class << self
    attr_accessor :all
  end

  self.all = []
  attr_accessor :badge

  def initialize(badge)
    @badge = badge
  end

  def description(*args)
    @description = args.first unless args.empty?
    @description
  end

  def condition(&block)
    @valid = block.call
  end

  def valid?
    !!@valid
  end
end

def achieve(badge, &block)
  Achievement.all << Achievement.new(badge).tap do |a|
    a.instance_eval(&block)
  end
end

class BashHistory
  def self.lines
    @lines ||= File.open(File.expand_path("~/.bash_history")).readlines.collect(&:chomp).collect {|l| l.gsub(/\s+/, " ")}
  end

  def self.select(regex)
    lines.select {|line| line =~ regex}
  end

  def self.count(regex)
    select(regex).size
  end
end

achieve "It's me, Mario!" do
  description "Using lots of pipes"
  condition { BashHistory.count(/|/) > 300 }
end

achieve "The Jeweler" do
  description "Heavy user of RubyGems"
  condition { BashHistory.count(/^gem install/) > 300 }
end

achieve "The Machinist" do
  description "Ruby on Rails developer"
  condition { BashHistory.count(/^rails new/) > 30 }
end

achieve "The Archaeologist" do
  description "Digging into git-log"
  condition { BashHistory.count(/^git log/) > 100 }
end

achieve "The Gold Miner" do
  description "When grep is your picktool"
  condition { BashHistory.count(/| ?grep\b/) > 300 }
end

achieve "I'm a Mac" do
  description "You're running Mac OS X"
  condition { RUBY_PLATFORM =~ /darwin/ }
end

achieve "The Rubyist" do
  description "Running an old Ruby version"
  condition { BashHistory.count(/^ruby /) > 150 }
end

achieve "The Old Fashion Rubyist" do
  description "Running an old Ruby version"
  condition { RUBY_VERSION < "1.8.7" }
end

achieve "The Tester" do
  description "Writing tested code is the way to go!"
  condition { BashHistory.count(/^rake (spec|test)/) > 150 }
end

achieve "The Psychopath" do
  description "Killing processes is your specialty"
  condition { BashHistory.count(/kill -(9|SIGKILL)/) > 100 }
end

achieve "The Seeker" do
  description "You're always looking for something"
  condition { BashHistory.count(/^find /) > 100 }
end

achieve "Web addicted" do
  description "Lynx? Really?"
  condition { BashHistory.count(/^lynx /).nonzero? }
end

achieve "The Pythonist" do
  description "The Zen of Python is your mantra"
  condition { BashHistory.count(/^python /) > 150 }
end

achieve "The Ubuntu Guy" do
  description %[Ubuntu is an ancient african word, meaning "I can't configure Debian"]
  condition { `cat /etc/issue 2> /dev/null` =~ /Ubuntu/ }
end

achieve "The Pr0n collector" do
  description "*fap* *fap* *fap*"
  condition { BashHistory.count(/wget .*?\.(porn|sex)/).nonzero? }
end

achieve "It wasn't me!" do
  description "Pointing your finger to everyone with git-blame"
  condition { BashHistory.count(/git blame/) > 100 }
end

Achievement.all.each do |a|
  next unless a.valid?
  puts "#{a.badge}, #{a.description}"
end