dm-is-countercacheable

• Source
• Issues
• Docuementation
• [Email](mailto:postmodern.mod3 at gmail.com)

Description

A DataMapper plugin for adding counter-cache properties to related models.

Example

Adds counter properties to Post and User for the number of comments:

require 'dm-core'

class Comment

  include DataMapper::Resource

  is :counter_cacheable

  property :id, Serial

  property :body, Text

  belongs_to :post

  belongs_to :user

  counter_cacheable :post
  counter_cacheable :user, :counter_property => :post_comments_counter

end

Requirements

• dm-core ~> 1.0

Install

$ sudo gem install dm-is-countercacheable

License

Copyright (c) 2008-2011 Hal Brodigan

See {file:LICENSE.txt} for license information.