class Doorkeeper::DoorkeeperForBuilder

def self.create_doorkeeper_for(*args)
  case args.first
  when :all
    AllDoorkeeperFor.new(args[1] || {})
  when Hash
    handle_hash(args.first)
  when nil
    raise InvalidSyntax
  else
    SelectedDoorkeeperFor.new(*args)
  end
end

def self.handle_hash(hash)
  if hash.has_key?(:only)
    warn "DEPRECATED: :only option. Put the actions you want doorkeeper to take care of after doorkeeper_for eg: doorkeeper_for :index, :new"
    args = [hash[:only], hash.except(:only)]
    return create_doorkeeper_for(*args)
  end
  if hash.has_key?(:except)
    warn "DEPRECATED: :except option. Use in connection with :all -> doorkeeper_for :all, :except => "
    return create_doorkeeper_for(:all, hash)
  end
  raise InvalidSyntax
end