Bipolar

class Asset
  include MongoMapper::Document
  plugin Bipolar

  embeds_many :images  
end

class Image
  include MongoMapper::Document  
end

Image.create! options
Image.create! other_options

Asset.create :images => Image.all

The last line will embed the images inside the asset. The images will remain as first-class documents, and will be untouched.

License

bipolar is released under the MIT license.

Support

Just email me at [email protected] with questions, bugs, or patches.