Updated edit in controller to reindex packages when name changed

(cherry picked from commit dbe25d8)

ckan/controllers/group.py

@@ -309,13 +309,28 @@ def _save_new(self, context, group_type=None):
             error_summary = e.error_summary
             return self.new(data_dict, errors, error_summary)
 
+    def _force_reindex(self,grp):
+        """ When the group name has changed, we need to force a reindex
+        of the datasets within the group, otherwise they will stop
+        appearing on the read page for the group (as they're connected via
+        the group name)"""
+        from ckan.lib.search import rebuild
+
+        group = model.Group.get(grp['name'])
+        for dataset in group.active_packages().all():
+            rebuild( dataset.name )
+
     def _save_edit(self, id, context):
         try:
             data_dict = clean_dict(unflatten(
                 tuplize_dict(parse_params(request.params))))
             context['message'] = data_dict.get('log_message', '')
             data_dict['id'] = id
             group = get_action('group_update')(context, data_dict)
+
+            if id != group["name"]:
+                self._force_reindex(group)
+
             h.redirect_to('%s_read' % str(group['type']), id=group['name'])
         except NotAuthorized:
             abort(401, _('Unauthorized to read group %s') % id)