lib/groupify/adapter/mongoid.rb in groupify-0.4.2 vs lib/groupify/adapter/mongoid.rb in groupify-0.5.0

@@ -50,21 +50,23 @@
       
       included do
         @default_member_class = nil
         @member_klasses ||= Set.new
       end
-      
+
       def members
         self.class.default_member_class.any_in(:group_ids => [self.id])
       end
 
       def member_classes
         self.class.member_classes
       end
       
-      def add(member)
-        member.groups << self
+      def add(*members)
+        members.flatten.each do |member|
+          member.groups << self
+        end
       end
 
       # Merge a source group into this group.
       def merge!(source)
         self.class.merge!(source, self)
@@ -108,12 +110,13 @@
               raise ArgumentError.new("#{source_group.class} has members that cannot belong to #{destination_group.class}")
             end
           end
 
           source_group.member_classes.each do |klass|
-            klass.any_in(:group_ids => [source_group.id]).update(:$set => {:"group_ids.$" => destination_group.id})
+            klass.any_in(:group_ids => [source_group.id]).update_all(:$set => {:"group_ids.$" => destination_group.id})
           end
-          source_group.destroy
+
+          source_group.delete
         end
 
         protected
 
         def register(member_klass)
\ No newline at end of file