Cope with MESSAGES_DOMAIN not being defined

[rails.git] / app / models / node.rb

diff --git a/app/models/node.rb b/app/models/node.rb
index df6442b833405140075cb43b2f65b557551c5b80..70c6fb880ed9c46c2047150780d816342be022c8 100644 (file)
--- a/app/models/node.rb
+++ b/app/models/node.rb
@@ -8,7 +8,7 @@ class Node < ActiveRecord::Base
 
   belongs_to :changeset
 
-  has_many :old_nodes, :foreign_key => :id
+  has_many :old_nodes, :foreign_key => :id, :order => :version
 
   has_many :way_nodes
   has_many :ways, :through => :way_nodes
@@ -30,9 +30,12 @@ class Node < ActiveRecord::Base
   validate :validate_position
   validates_associated :changeset
 
+  scope :visible, where(:visible => true)
+  scope :invisible, where(:visible => false)
+
   # Sanity check the latitude and longitude and add an error if it's broken
   def validate_position
-    errors.add_to_base("Node is not in the world") unless in_world?
+    errors.add(:base, "Node is not in the world") unless in_world?
   end
 
   #
@@ -58,7 +61,7 @@ class Node < ActiveRecord::Base
  
     find_by_area(min_lat, min_lon, max_lat, max_lon,
                     :conditions => {:visible => true},
-                    :limit => APP_CONFIG['max_number_of_nodes']+1)  
+                    :limit => MAX_NUMBER_OF_NODES+1)  
   end
 
   # Read in xml as text and return it's Node object representation
@@ -142,6 +145,7 @@ class Node < ActiveRecord::Base
       raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by relation #{rel.relation.id}.") unless rel.nil?
 
       self.changeset_id = new_node.changeset_id
+      self.tags = {}
       self.visible = false
       
       # update the changeset with the deleted position