module ActiveLdap::Associations::ClassMethods

def has_many(association_id, options = {})

:wrap => "memberUid" # Group#memberUid
has_many :members, :class_name => "User",
# :foreign_key => "gidNumber" # Group#gidNumber
# :primary_key => "gidNumber", # User#gidNumber
## are inverted.
## deprecated since 1.1.0. Those options
:foreign_key => "gidNumber" # User#gidNumber
:primary_key => "gidNumber", # Group#gidNumber
has_many :primary_members, :class_name => "User",
Example:

don't exist in LDAP!
This discards any calls which result in entries that
existing multi-element attribute into ActiveLdap objects.
This defines a method for an extension class expand an

has_many 
def has_many(association_id, options = {})
  validate_has_many_options(options)
  klass = options[:class]
  klass ||= (options[:class_name] || association_id.to_s).classify
  foreign_key = options[:foreign_key]
  primary_key = options[:primary_key]
  set_associated_class(association_id, klass)
  opts = {
    :association_id => association_id,
    :foreign_key_name => foreign_key,
    :primary_key_name => primary_key,
    :wrap => options[:wrap],
    :extend => options[:extend],
  }
  if opts[:wrap]
    association_class = Association::HasManyWrap
  else
    association_class = Association::HasMany
    primary_key_name = opts[:primary_key_name]
    foreign_key_name = opts[:foreign_key_name]
    if primary_key_name != foreign_key_name and
        primary_key_name != "dn" and
        !new.have_attribute?(primary_key_name)
      message = _(":primary_key and :foreign_key has_many options are " \
                  "inverted their mean since 1.1.0. Please invert them.")
      ActiveLdap.deprecator.warn(message)
      opts[:foreign_key_name] = primary_key_name
      opts[:primary_key_name] = foreign_key_name
    end
  end
  association_accessor(association_id) do |target|
    association_class.new(target, opts)
  end
end