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ActsAsTree gem for rails 3
Home Page: http://rubyonrails.org
This project forked from parasew/acts_as_tree
ActsAsTree gem for rails 3
Home Page: http://rubyonrails.org
acts_as_tree for RAILS 3 ======================== Specify this +acts_as+ extension if you want to model a tree structure by providing a parent association and a children association. This requires that you have a foreign key column, which by default is called +parent_id+. class Category < ActiveRecord::Base acts_as_tree :order => "name" end Example: root \_ child1 \_ subchild1 \_ subchild2 root = Category.create("name" => "root") child1 = root.children.create("name" => "child1") subchild1 = child1.children.create("name" => "subchild1") root.parent # => nil child1.parent # => root root.children # => [child1] root.children.first.children.first # => subchild1 Copyright (c) 2007 David Heinemeier Hansson, released under the MIT license Includes patch from http://dev.rubyonrails.org/ticket/1924
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