From 6506a5b95882545d613cc49c4ddfa517a9941af8 Mon Sep 17 00:00:00 2001
From: Simon Erkelens <simonerkelens@silverstripe.com>
Date: Sat, 14 Oct 2017 12:05:07 +1300
Subject: [PATCH] Don't add a . when there's no extension

---
 src/Security/MemberAuthenticator/LostPasswordHandler.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Security/MemberAuthenticator/LostPasswordHandler.php b/src/Security/MemberAuthenticator/LostPasswordHandler.php
index 219a5e64e..d5d4b4e22 100644
--- a/src/Security/MemberAuthenticator/LostPasswordHandler.php
+++ b/src/Security/MemberAuthenticator/LostPasswordHandler.php
@@ -99,7 +99,10 @@ class LostPasswordHandler extends RequestHandler
     public function passwordsent()
     {
         $request = $this->getRequest();
-        $email = Convert::raw2xml(rawurldecode($request->param('EmailAddress')) . '.' . $request->getExtension());
+        $email = Convert::raw2xml(rawurldecode($request->param('EmailAddress')));
+        if ($request->getExtension()) {
+            $email = $email . '.' . Convert::raw2xml($request->getExtension());
+        }
 
         $message = _t(
             'SilverStripe\\Security\\Security.PASSWORDSENTTEXT',