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class Note < ActiveRecord::Base
acts_as_nested_set :scope => [:notable_id, :notable_type]
end
class Default < ActiveRecord::Base
self.table_name = 'categories'
acts_as_nested_set
end
class ScopedCategory < ActiveRecord::Base
self.table_name = 'categories'
acts_as_nested_set :scope => :organization
end
class RenamedColumns < ActiveRecord::Base
acts_as_nested_set :parent_column => 'mother_id', :left_column => 'red', :right_column => 'black'
end
class Category < ActiveRecord::Base
acts_as_nested_set
validates_presence_of :name
# Setup a callback that we can switch to true or false per-test
set_callback :move, :before, :custom_before_move
cattr_accessor :test_allows_move
@@test_allows_move = true
def custom_before_move
@@test_allows_move
end
def to_s
name
end
def recurse &block
block.call self, lambda{
self.children.each do |child|
child.recurse &block
end
}
end
end
class Thing < ActiveRecord::Base
acts_as_nested_set :counter_cache => 'children_count'
end
class DefaultWithCallbacks < ActiveRecord::Base
self.table_name = 'categories'
attr_accessor :before_add, :after_add, :before_remove, :after_remove
acts_as_nested_set :before_add => :do_before_add_stuff,
:after_add => :do_after_add_stuff,
:before_remove => :do_before_remove_stuff,
:after_remove => :do_after_remove_stuff
private
[ :before_add, :after_add, :before_remove, :after_remove ].each do |hook_name|
define_method "do_#{hook_name}_stuff" do |child_node|
self.send("#{hook_name}=", child_node)
end
end
end
class Broken < ActiveRecord::Base
acts_as_nested_set
end
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