Rake task to build sitemap and deploy to S3

sitemap

desc "build and deploy sitemap"
task :refresh_sitemap => :environment do
  s3_credentials = YAML.load_file("#{Rails.root.to_s}/config/amazon_s3.yml")[Rails.env].symbolize_keys!

  # builds the sitemap and deploys to S3 without notifying search engines
  Rake::Task["sitemap:refresh:no_ping"].invoke

  AWS::S3::Base.establish_connection!(
    :access_key_id => s3_credentials[:access_key_id],
    :secret_access_key => s3_credentials[:secret_access_key]
  )

  Dir.glob("tmp/*xml.gz").each do |f|
    filename = File.join(Rails.root, f)
    AWS::S3::S3Object.store(File.basename(filename), open(filename), s3_credentials[:bucket], :access => :public_read)
     puts " [uploaded to S3:#{s3_credentials[:bucket]}]"
  end
end