Module: Elastictastic::ParentChild::InstanceMethods

Defined in:
lib/elastictastic/parent_child.rb

Instance Method Summary collapse

Instance Method Details

#_parent ⇒ Object

:nodoc:



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# File 'lib/elastictastic/parent_child.rb', line 61

def _parent #:nodoc:
  return @parent if defined? @parent
  @parent =
    if @parent_id
      self.class.parent_association.clazz.find(@parent_id)
    end
end

#_parent_id ⇒ Object

:nodoc:



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# File 'lib/elastictastic/parent_child.rb', line 69

def _parent_id #:nodoc:
  if @parent
    @parent_id = @parent.id
  elsif @parent_id
    @parent_id
  end
end

#elasticsearch_doc=(doc) ⇒ Object 



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# File 'lib/elastictastic/parent_child.rb', line 56

def elasticsearch_doc=(doc)
  @parent_id = doc.delete('_parent')
  super
end

#initialize(attributes = {}) ⇒ Object 



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# File 'lib/elastictastic/parent_child.rb', line 46

def initialize(attributes = {})
  super
  @children = Hash.new do |hash, child_association_name|
    hash[child_association_name] = Elastictastic::ChildCollectionProxy.new(
      self.class.child_association(child_association_name.to_s),
      self
    )
  end
end

#parent_collection=(parent_collection) ⇒ Object 



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# File 'lib/elastictastic/parent_child.rb', line 77

def parent_collection=(parent_collection)
  if @parent_collection
    raise Elastictastic::IllegalModificationError,
      "Document is already a child of #{_parent}"
  end
  if persisted?
    raise Elastictastic::IllegalModificationError,
      "Can't change parent of persisted object"
  end
  @parent_collection = parent_collection
  @parent = parent_collection.parent
end

#persisted! ⇒ Object 



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# File 'lib/elastictastic/parent_child.rb', line 99

def persisted!
  was_persisted = @persisted
  super
  if @parent_collection && !was_persisted
    @parent_collection.persisted!(self)
  end
end

#save ⇒ Object 



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# File 'lib/elastictastic/parent_child.rb', line 90

def save
  super
  self.class.child_associations.each_pair do |name, association|
    association.extract(self).transient_children.each do |child|
      child.save unless child.pending_save?
    end
  end
end