lib/arrthorizer.rb in arrthorizer-0.1.0.pre2 vs lib/arrthorizer.rb in arrthorizer-0.1.0

@@ -5,10 +5,11 @@
 
   autoload :Registry,                 "arrthorizer/registry"
 
   autoload :Role,                     "arrthorizer/role"
   autoload :ContextRole,              "arrthorizer/context_role"
+  autoload :Group,                    "arrthorizer/group"
 
   autoload :Permission,               "arrthorizer/permission"
   autoload :Privilege,                "arrthorizer/privilege"
 
   autoload :ContextBuilder,           "arrthorizer/context_builder"
@@ -21,8 +22,26 @@
   if defined?(::Rails)
     Arrthorizer::Rails.initialize!
   end
 
   def self.configure(&block)
-    self.tap(&block)
+    self.instance_eval(&block)
+  end
+
+  ##
+  # Inject a dependency for Arrthorizer's Groups feature.
+  # The provided object needs to be able to respond_to :is_member_of?
+  # The is_member_of? function is expected to return a boolean-like
+  # object which represents whether or not the user is a member of the
+  # provided Group
+  def self.check_group_membership_using(object)
+    if object.respond_to?(:is_member_of?)
+      @membership_service = object
+    else
+      raise "Arrthorizer cannot check role membership using #{object.inspect}"
+    end
+  end
+
+  def self.membership_service
+    @membership_service
   end
 end