From 97e8dc495a4befdf35bd1c2915b24fc8864c2148 Mon Sep 17 00:00:00 2001
From: Jeremy Goecks <jeremy.goecks@emory.edu>
Date: Thu, 30 May 2013 17:38:57 -0400
Subject: [PATCH] During workflow export, update workflow modules before
 visiting inputs to avoid errors resulting from parameter changes.

---
 lib/galaxy/webapps/galaxy/controllers/workflow.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/galaxy/webapps/galaxy/controllers/workflow.py b/lib/galaxy/webapps/galaxy/controllers/workflow.py
index aa20d451b51..c3a83219dca 100644
--- a/lib/galaxy/webapps/galaxy/controllers/workflow.py
+++ b/lib/galaxy/webapps/galaxy/controllers/workflow.py
@@ -1756,6 +1756,9 @@ class WorkflowController( BaseUIController, SharableMixin, UsesStoredWorkflowMix
                 def callback( input, value, prefixed_name, prefixed_label ):
                     if isinstance( input, DataToolParameter ):
                         data_input_names[ prefixed_name ] = True
+
+                # FIXME: this updates modules silently right now; messages from updates should be provided.
+                module.check_and_update_state()
                 visit_input_values( module.tool.inputs, module.state.inputs, callback )
                 # Filter
                 # FIXME: this removes connection without displaying a message currently!