lib/model_set.rb in ninjudd-model_set-0.10.0 vs lib/model_set.rb in ninjudd-model_set-0.10.1

@@ -22,21 +22,28 @@
 
   deep_clonable
 
   MAX_CACHE_SIZE = 1000 if not defined?(MAX_CACHE_SIZE)
 
+  attr_reader :created_at
+
   def initialize(query_or_models)
     if query_or_models.kind_of?(Query)
       @query = query_or_models
     elsif query_or_models.kind_of?(self.class)
       self.ids = query_or_models.ids
       @models_by_id = query_or_models.models_by_id
     elsif query_or_models
       self.ids = as_ids(query_or_models)
     end
+    @created_at = Time.now
   end
 
+  def older_than?(duration)
+    created_at.nil? or created_at < Time.now - duration
+  end
+
   def ids
     model_ids.to_a
   end
 
   def missing_ids
@@ -350,16 +357,19 @@
       query.send(method_name, *args)
       self
     end
   end
 
-  [:unsorted!, :limit!, :page!, :unlimited!].each do |method_name|
+  [:unsorted!, :limit!, :page!, :unlimited!, :reverse!].each do |method_name|
     clone_method method_name
     define_method(method_name) do |*args|
       # Don't change the query engine by default
       anchor!( extract_opt(:query_type, args) )
 
+      # Use the default query engine if the the current engine doesn't respond to the method.
+      anchor!(default_query_type) unless query.respond_to?(method_name)
+
       query.send(method_name, *args)
       self
     end
   end
 
@@ -527,14 +537,14 @@
       self.class.send(method, *args)
     end
   end
 
   def marshal_dump
-    [ @query, @add_fields, @included_models ]
+    [ @query, @add_fields, @included_models, @created_at ]
   end
 
   def marshal_load(fields)
-    @query, @add_fields, @included_models = fields
+    @query, @add_fields, @included_models, @created_at = fields
   end
 
 protected
 
   def db