Script to take a package name and return it's title from play.google.com. Also a script which takes a filename with a list of packages and uninstalls them.

title.rb

#!/usr/bin/ruby

require 'nokogiri'
require 'open-uri'

class PlayEntry
  def initialize(package)
    @package = package

    url = "https://play.google.com/store/apps/details?id=#{package}"
    @doc = Nokogiri::HTML open(url)
  rescue
    @doc = Nokogiri::HTML ""
  end

  def title
    node = @doc.css("h1.doc-banner-title").first
    node.text unless node.nil?
  end
end

ARGV.each do |package|
  package = package.strip
  entry = PlayEntry.new package
  puts "#{entry.title}\t(#{package})"
end

uninstall.rb

#!/usr/bin/ruby
# takes a filename which contains a list of packages to uninstall

File.open(ARGV.first).each do |package|
  package = package.strip
  print "Uninstalling #{package}..."
  STDOUT.flush
  puts `adb uninstall #{package}`
end