blacklight_rights_patch.rb

require 'dispatcher'
require 'odrl/lib/odrl'

module Rights_DocumentPatch
        def self.included(base)
                base.extend(ClassMethods)
                base.send(:include, InstanceMethods)
        end

        module ClassMethods

        end

        module InstanceMethods
        end
end

module Rights_UserPatch
        def self.included(base)
                base.extend(ClassMethods)
                base.send(:include, InstanceMethods)
        end

        module ClassMethods
        end

        module InstanceMethods
		def uid
			email
		end
		def name
			email
		end
		def groups
			tags
		end
        end
end


Dispatcher.to_prepare do
  SolrDocument.send(:include, Rights_DocumentPatch)
  User.send(:include, Rights_UserPatch)
  User.acts_as_taggable
end

fedora_helper.rb

require 'open-uri'
module FedoraHelper
[...]
  def fedora_check_rights(pid, permission)
    d = ODRL::Rights::Document.new
    d.doc = open('http://openvaultresearch.wgbh.org:8080/fedora/get/' + pid + '/Rights')
    d.eval permission, {}, current_user, {}
  end
  def render_fedora_partial(pid, cmodel)
    begin
      fedora_check_rights pid, 'play'
      render :partial=>"fedora/_show_partials/#{cmodel}", :locals=>{:fedora_object=>pid}
    rescue ODRL::Rights::InsufficientPrivileges
      render :partial => "fedora/_show_partials/odrl_rights_insufficientprivileges", :locals=>{:fedora_object=>pid}
    end
  end
[...]
end