class ActiveLdap::Association::HasMany

def delete_entries(entries)
  _foreign_key = foreign_key
  components = @owner[primary_key, true].reject do |value|
    value.nil?
  end
  filter = [:and,
            [:and, {_foreign_key => components}],
            [:or, {foreign_class.dn_attribute => entries.collect(&:id)}]]
  foreign_class.update_all({_foreign_key => []}, filter)
end

def find_target
  collect_targets(primary_key)
end

def insert_entry(entry)
  entry[foreign_key] = @owner[primary_key]
  entry.save
end