Ruby s3 SDK example

Rakefile

task :fix_image_headers => :environment do
  puts "---------------------------------------------"
  puts "Uploading ad images to tools.ayalo.co"
  puts "---------------------------------------------"

  # Set s3 credentials
  Dotenv.load

  # Example of Client interface
  s3 = Aws::S3::Client.new

  s3.list_objects(bucket: 'tools.ayalo.co').contents.each do |obj|
    o = s3.get_object(
      bucket: 'tools.ayalo.co',
      key: obj.key
    )

    if !o.metadata.empty?
      puts o.metadata
    end
  end

  puts
  object = s3.get_object(
    bucket: 'tools.ayalo.co',
    key: '1417201294_701da4733219c051b9d6f95adbcd5c93.jpg'
  )
  print 'Content-type: ', object.content_type, "\n"
  print 'Content-length: ', object.content_length, "\n"
  print 'Last-modified: ', object.last_modified, "\n"
  print 'Cache-control: ', object.cache_control, "\n"
  print 'Metadata: ', object.metadata, "\n"
  print 'Metadata empty? ', object.metadata.empty?, "\n"

  # Example of Resource interface
  s3 = Aws::S3::Resource.new
  bucket = s3.bucket('tools.ayalo.co')
  bucket.objects.each do |o|
    puts o.key
  end
end