mit-ldap
Ruby wrapper for the MIT LDAP server. Can only be used if on MIT campus network. Leverages tpope's wonderful Ldaptic
Installation:
gem 'mit-ldap'
Usage:
require 'mit-ldap'
MIT::LDAP.connect! # true
MIT::LDAP.search(:filter => '(uid=mrhalp)') # any Ldaptic options/methods