lib/insque.rb in insque-0.3.0 vs lib/insque.rb in insque-0.3.1

@@ -100,23 +100,23 @@
       Kernel.const_get(msg['params']['class']).find(msg['params']['id']).send(msg['params']['method'], *msg['params']['args'])      
     end
   end
 end
 
-class ActiveRecord::Base
-  def send_later(method, *args)
-    Insque.broadcast :send_later, {:class => self.class.name, :id => id, :method => method, :args => args }, :self
-  end
-  
-  def self.acts_as_insque_crud(*args)
-    options = args.extract_options!
-    excluded = (options[:exclude] || []).map(&:to_s)
+if defined?(ActiveRecord::Base)
+  class ActiveRecord::Base
+    def send_later(method, *args)
+      Insque.broadcast :send_later, {:class => self.class.name, :id => id, :method => method, :args => args }, :self
+    end
+    def self.acts_as_insque_crud(*args)
+      options = args.extract_options!
+      excluded = (options[:exclude] || []).map(&:to_s)
 
-    [:update, :create, :destroy].each do |action|
-      set_callback action, :after do
-        params = self.serializable_hash(options).delete_if {|key| (['created_at', 'updated_at'] + excluded).include? key}
-        Insque.broadcast :"#{self.class.to_s.underscore}_#{action}", params
+      [:update, :create, :destroy].each do |action|
+        set_callback action, :after do
+          params = self.serializable_hash(options).delete_if {|key| (['created_at', 'updated_at'] + excluded).include? key}
+          Insque.broadcast :"#{self.class.to_s.underscore}_#{action}", params
+        end
       end
     end
   end
-
 end