Class: CollectiveIdea::Acts::NestedSet::Tree

Inherits:

Object

• Object
• CollectiveIdea::Acts::NestedSet::Tree

show all

Defined in:

lib/plugins/awesome_nested_set/lib/awesome_nested_set/tree.rb

Instance Attribute Summary (collapse)

• - (Object) indices

  Returns the value of attribute indices.

• - (Object) model readonly

  Returns the value of attribute model.

• - (Object) validate_nodes readonly

  Returns the value of attribute validate_nodes.

Instance Method Summary (collapse)

• - (Tree) initialize(model, validate_nodes) constructor

  A new instance of Tree.

• - (Object) rebuild!

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# File 'lib/plugins/awesome_nested_set/lib/awesome_nested_set/tree.rb', line 12

def initialize(model, validate_nodes)
  @model = model
  @validate_nodes = validate_nodes
  @indices = {}
end

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# File 'lib/plugins/awesome_nested_set/lib/awesome_nested_set/tree.rb', line 6

def indices
  @indices
end

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# File 'lib/plugins/awesome_nested_set/lib/awesome_nested_set/tree.rb', line 5

def model
  @model
end

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# File 'lib/plugins/awesome_nested_set/lib/awesome_nested_set/tree.rb', line 5

def validate_nodes
  @validate_nodes
end

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# File 'lib/plugins/awesome_nested_set/lib/awesome_nested_set/tree.rb', line 18

def rebuild!
  # Don't rebuild a valid tree.
  return true if model.valid?

  root_nodes.each do |root_node|
    # setup index for this scope
    indices[scope_for_rebuild.call(root_node)] ||= 0
    set_left_and_rights(root_node)
  end
end