The Basics of Creating Rails Plugins

たぶんざっと本読んで、実際のおさらいは を写経すべきなんだうな。

The Basics of Creating Rails Plugins A Rails plugin is either an extension or a modification of the core framework. Plugins provide: a way for developers to share bleeding-edge ideas without hurting the stable code base a segmented architecture so that units of code can be fixed or updated on their own release schedule an outlet for the core developers so that they don’t have to include every cool new feature under the sun After reading this guide you should be familiar with: Creating a plugin from scratch Writing and running tests for the plugin This guide describes how to build a test-driven plugin that will: Extend core ruby classes like Hash and String Add methods to ActiveRecord::Base in the tradition of the ‘acts_as’ plugins Give you information about where to put generators in your plugin. For the purpose of this guide pretend for a moment that you are an avid bird ...

Full article: http://guides.rubyonrails.org/plugins.html