From 32a36a23e0ab37ff013327dc0dd964cf5ee2fc27 Mon Sep 17 00:00:00 2001
From: Richard Hallett <rhallett@datacite.org>
Date: Tue, 14 Jan 2020 14:18:34 +0100
Subject: [PATCH] unique emails should be case insentive

---
 app/controllers/export_controller.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/controllers/export_controller.rb b/app/controllers/export_controller.rb
index 89f357bc2..b62e5120c 100644
--- a/app/controllers/export_controller.rb
+++ b/app/controllers/export_controller.rb
@@ -44,6 +44,7 @@ def contacts
                     contacts = Hash.new
 
                     add_contact = Proc.new { |contacts, email, id, firstname, lastname, type|
+                        email.downcase
                         if email
                             unless contacts.has_key?(email)
                                 contacts[email] = {