From 56695d0c205d82830cfc4e46d8946e84f7ef9ea8 Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Thu, 11 May 2017 09:49:15 -0500
Subject: [PATCH] Allow batch view to override execution failure message

---
 tailbone/views/batch/core.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tailbone/views/batch/core.py b/tailbone/views/batch/core.py
index 9607b106..a5556c25 100644
--- a/tailbone/views/batch/core.py
+++ b/tailbone/views/batch/core.py
@@ -752,6 +752,9 @@ class BatchMasterView(MasterView):
         self.request.session.flash("Sorry, you must POST to execute a batch.", 'error')
         return self.redirect(self.get_action_url('view', batch))
 
+    def execute_error_message(self, error):
+        return "Batch execution failed: {}: {}".format(type(error).__name__, error)
+
     def execute_thread(self, batch_uuid, user_uuid, progress=None, **kwargs):
         """
         Thread target for executing a batch with progress indicator.
@@ -773,7 +776,7 @@ class BatchMasterView(MasterView):
             if progress:
                 progress.session.load()
                 progress.session['error'] = True
-                progress.session['error_msg'] = "Batch execution failed: {}: {}".format(type(error).__name__, error)
+                progress.session['error_msg'] = self.execute_error_message(error)
                 progress.session.save()
 
         # If no error, check result flag (false means user canceled).