Fix edit page

[rails.git] / app / controllers / node_controller.rb

diff --git a/app/controllers/node_controller.rb b/app/controllers/node_controller.rb
index a172b2dd79bc698c5981af26cafa7fee4fd5c687..1e34bc10d507c5cec1874137dd7c13fe5431a718 100644 (file)
--- a/app/controllers/node_controller.rb
+++ b/app/controllers/node_controller.rb
@@ -64,6 +64,10 @@ class NodeController < ApplicationController
 
   # Dump the details on many nodes whose ids are given in the "nodes" parameter.
   def nodes
+    if not params['nodes']
+      raise OSM::APIBadUserInput.new("The parameter nodes is required, and must be of the form nodes=id[,id[,id...]]")
+    end
+
     ids = params['nodes'].split(',').collect { |n| n.to_i }
 
     if ids.length == 0