X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/96dfe22fb006ec421f6b0bf42ca71f365b1a1e95..c3bf919e3e8d20503c1ef39f87d674d1adf31553:/app/models/node_tag.rb

diff --git a/app/models/node_tag.rb b/app/models/node_tag.rb
index 6b21e4b01..494260112 100644
--- a/app/models/node_tag.rb
+++ b/app/models/node_tag.rb
@@ -5,4 +5,6 @@ class NodeTag < ActiveRecord::Base
   
   validates_presence_of :id
   validates_length_of :k, :v, :maximum => 255, :allow_blank => true
+  validates_uniqueness_of :id, :scope => :k
+  validates_numericality_of :id, :only_integer => true
 end