Module: ClosureTree::HasClosureTree

Defined in:
lib/closure_tree/has_closure_tree.rb

Instance Method Summary collapse

Instance Method Details

#has_closure_tree(options = {}) ⇒ Object Also known as: acts_as_tree 



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# File 'lib/closure_tree/has_closure_tree.rb', line 5

def has_closure_tree(options = {})
  options.assert_valid_keys(
    :parent_column_name,
    :dependent,
    :hierarchy_class_name,
    :hierarchy_table_name,
    :name_column,
    :order,
    :dont_order_roots,
    :numeric_order,
    :touch,
    :with_advisory_lock,
    :advisory_lock_name,
    :scope
  )

  class_attribute :_ct
  self._ct = ClosureTree::Support.new(self, options)

  # Auto-inject the hierarchy table
  # See https://github.com/patshaughnessy/class_factory/blob/master/lib/class_factory/class_factory.rb
  class_attribute :hierarchy_class
  self.hierarchy_class = _ct.hierarchy_class_for_model

  # Include modules - HierarchyMaintenance provides callbacks that Model associations depend on
  # The order is maintained for consistency, but associations are now set up after all includes
  include ClosureTree::HierarchyMaintenance
  include ClosureTree::Model
  include ClosureTree::Finders
  include ClosureTree::HashTree
  include ClosureTree::Digraphs

  include ClosureTree::DeterministicOrdering if _ct.order_option?
  include ClosureTree::NumericDeterministicOrdering if _ct.order_is_numeric?

  # Include AssociationSetup last to ensure all dependencies are ready
  include ClosureTree::AssociationSetup

  connection_pool.release_connection
end