404 error if feature not found in dataset (lazar.rb)

1 files changed, 1 insertions, 0 deletions

diff --git a/lazar.rb b/lazar.rb
index da255cf..8d3db34 100644
--- a/lazar.rb
+++ b/lazar.rb
@@ -34,6 +34,7 @@ post '/lazar/?' do # create a model
 	end
 	halt 404, "No feature_uri parameter." unless params[:feature_uri]
 	halt 404, "No feature_generation_uri parameter." unless params[:feature_generation_uri]
+	halt 404, "No feature #{params[:feature_uri]} in dataset #{params[:dataset_uri]}." unless training_activities.features and training_activities.features.include?(params[:feature_uri])
 
 	task = OpenTox::Task.create