chromium_update (forked from http://pastie.org/819162)

chromium_update

#!/usr/bin/env ruby

# Script for OS X users to install and run the latest nightly Chromium build
#
# Save as file as "chromium_update" in your $PATH; and chmod +x chromium_update
#
# Written by Dr Nic Williams and Bo Jeanes from Mocra; [email protected]
# Updated by Miha Filej (github.com/mfilej)

require "pathname"
require "fileutils"
include FileUtils

URL = "http://build.chromium.org/buildbot/continuous/mac/LATEST"
APP = Pathname.new "/Applications/Chromium.app"

def running?
  `ps ax | grep Chromium | grep -v grep`.any?
end

def installed?
  APP.directory?
end

def installed
  return 0 unless installed?

  info = APP.join("Contents", "Info.plist").open
  until info.readline.include? "SVNRevision"; end
  info.readline =~ />(.+)</
  $1.to_i
rescue
  puts "Could not determine revision"
  0
end

def nightly
  %x[curl -s #{URL}/REVISION].to_i
end

unless nightly > installed
  puts "Chromium is up to date (rev. #{installed})"
  exit
end

if installed?
  puts "Chromium #{nightly} is available (you have #{installed}). Updating..."
else
  puts "Chromium not found, installing..."
end


chdir("/tmp") do
  %x[rm -rf chrome-mac*]
  %x[curl -O #{URL}/chrome-mac.zip]
  %x[unzip chrome-mac.zip]

  if running?
    puts "Please quit Chromium (I'll restart it in a minute, all shiny and new)..."
  end
  loop do
    break unless running?
    sleep 2
  end

  if installed?
    puts "Deleting existing Chromium.app"
    rm_rf APP
  end

  cp_r "chrome-mac/Chromium.app", "/Applications"
  puts "Chromium #{nightly} installed. Enjoy."
end

%x[open -a #{APP}]