X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/668f8020ccbf544de89822415e342c1c60826dfe..1bbe59b6a77030c362f9991083aa7c06799b272d:/app/models/node.rb

diff --git a/app/models/node.rb b/app/models/node.rb
index 0df3689e2..6eecc853d 100644
--- a/app/models/node.rb
+++ b/app/models/node.rb
@@ -61,6 +61,7 @@ class Node < ActiveRecord::Base
   def save_with_history
     begin
       Node.transaction do
+        self.timestamp = Time.now
         self.save
         old_node = OldNode.from_node(self)
         old_node.save
@@ -77,12 +78,22 @@ class Node < ActiveRecord::Base
     return doc
   end
 
-  def to_xml_node
+  def to_xml_node(user_display_name_cache = nil)
     el1 = XML::Node.new 'node'
     el1['id'] = self.id.to_s
     el1['lat'] = self.latitude.to_s
     el1['lon'] = self.longitude.to_s
-    el1['user'] = self.user.display_name if self.user.data_public?
+
+    # el['user'] = self.user.display_name if self.user.data_public?
+    user_display_name_cache = {} if user_display_name_cache.nil?
+    if user_display_name_cache and user_display_name_cache[self.user_id]
+      # use the cache if available
+    else
+      user_display_name_cache[self.user_id] = self.user.display_name
+    end
+
+    el1['user'] = user_display_name_cache[self.user_id]
+
     Node.split_tags(el1, self.tags)
     el1['visible'] = self.visible.to_s
     el1['timestamp'] = self.timestamp.xmlschema