Rakefile used to deploy a jekyll site to s3

Rakefile

require 'rake/clean'
require 'jekyll'
require 'jekyll/site'

#remove the site dir.
CLEAN.include('_site')

desc "generate the site. keeping it simple."
task :generate do
  options = Jekyll.configuration({})
  site = Jekyll::Site.new(options)  
  site.process
end

desc"deploys to brianjriddle.riddle.se"
task :deploy  => [:has_s3cmd, :clean, :generate] do
  puts %Q{s3cmd sync --acl-public _site/ s3://brianjriddle.riddle.se/}
  puts %x{s3cmd sync --acl-public _site/ s3://brianjriddle.riddle.se/}
end

task :has_s3cmd do
  has_s3cmd = false
  ENV["PATH"].split(':').each do |path| 
    begin
     if File.exists?(path + "/s3cmd")
        has_s3cmd = true
     end
    rescue
      puts $!
    end
  end
  raise 's3cmd not found in path' unless has_s3cmd
end