App Info (Mac OSX)

appinfo.rb

#!/usr/bin/ruby -E binary

# alias lscleanup="/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user && killall Finder"

apps = {}
uses = {}

text = %x{`locate lsregister` -dump}
rows = text.split('-' * 80); rows.shift

rows.each do |data|
  type = data[/^(\w+)\tid:/, 1] or next
  info = Hash[*data.scan(/^\t([- \w]+): *(\S.*)$/).flatten]

  case type
  when "bundle", "plugin"
    name = info['name'          ] || info['identifier']
    vers = info['displayVersion'] || info['version']
    path = info['path'          ]
    time = File.stat(path).mtime.strftime('%Y-%m-%d %H:%M:%S')
    slug = [name, vers, time, path].join('|')
    apps[slug] ||= true
  when "handler"
    targ = info.delete("all roles")
    base = uses[targ] ||= Hash.new {|k,v| k[v]={}}
    info.each {|k,v| base[k][v] = 0}
  end
end

puts "\nApplications:"
apps.keys.sort {|a,b| a.downcase <=> b.downcase}.each {|item| p item}

puts "\nHandlers:"
uses = Hash[*uses.sort.flatten]
uses.each {|k,v| puts "#{k} => #{v.inspect}"}