lib/flail/rails/controller_methods.rb in flail-0.1.6 vs lib/flail/rails/controller_methods.rb in flail-1.0.0

@@ -1,7 +1,23 @@
 class Flail
   module Rails
     module ControllerMethods
+    
+      def self.included(base)
+        base.send(:before_filter, :inject_flail_data_into_environment)
+      end
+
+      # This method is inserted into the host application's controllers as a before_filter
+      # and is used to pass the parameters, session data, user data, and URL data from the app's 
+      # controller to the flail gem via the env variable (data is always passed, even if no 
+      # exception is thrown). This hook only works when a host app's controller is called. 
+      # Routing error exceptions are thrown before the controller is called so those errors are 
+      # handled elsewhere and contain less information (mainly the user data is missing).
+      def inject_flail_data_into_environment
+        request.env['flail.request'] ||= request
+        request.env['flail.request.data'] ||= flail_request_data
+      end
+
       def flail_request_data
         {
           :parameters => params.to_hash,
           :session_data => flail_session_data,
           :target_url => request.url,