DataMapper Support - Sorcery/sorcery GitHub Wiki

Important notes:

• Expected to work with DM adapters: dm-mysql-adapter, dm-redis-adapter.
• Submodules DM adapter dependent: activity_logging (dm-mysql-adapter)
• Usage: include DataMapper::Resource in user model, follow sorcery instructions (remember to add property id, validators and accessor attributes such as password and password_confirmation)
• Option downcase_username_before_authenticating and dm-mysql. See this article.