From e3492b57e7986c031d48adc9861a6931da2102ae Mon Sep 17 00:00:00 2001
From: Richard Claydon <richard@icdw.co.uk>
Date: Thu, 27 Feb 2014 16:05:39 +0000
Subject: [PATCH] Update plugin.py

Updating plugin.py to check for the existence of the extras key in the data_dict.
---
 ckanext/harvest/plugin.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ckanext/harvest/plugin.py b/ckanext/harvest/plugin.py
index 2809c9a..5b04d9c 100644
--- a/ckanext/harvest/plugin.py
+++ b/ckanext/harvest/plugin.py
@@ -97,7 +97,7 @@ class Harvest(p.SingletonPlugin, DefaultDatasetForm):
                     .filter(HarvestObject.current==True) \
                     .first()
 
-            if context.get('for_edit'):
+            if context.get('for_edit') and 'extras' in  data_dict:
                 # If we are editing the dataset, check if the harvest extras
                 # are there, and if so, remove them. This can happen eg when
                 # doing resource_update, which calls package_show