From db679781398373cfc7844a7b909ae1dafb7d975b Mon Sep 17 00:00:00 2001
From: Michael McAndrew <michaelmcandrew@thirdsectordesign.org>
Date: Tue, 22 May 2018 16:28:19 +0100
Subject: [PATCH] only add a closing quote if it is not already present

---
 CRM/Mailing/BAO/Mailing.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CRM/Mailing/BAO/Mailing.php b/CRM/Mailing/BAO/Mailing.php
index 9e7c1ea53a..09983f45bf 100644
--- a/CRM/Mailing/BAO/Mailing.php
+++ b/CRM/Mailing/BAO/Mailing.php
@@ -1342,10 +1342,10 @@ ORDER BY   civicrm_email.is_bulkmail DESC
       }
       // add trailing quote since we've gobbled it up in a previous regex
       // function getPatterns, line 431
-      if (preg_match('/^href[ ]*=[ ]*\'/', $url)) {
+      if (preg_match("/^href[ ]*=[ ]*'.*[^']$/", $url)) {
         $url .= "'";
       }
-      elseif (preg_match('/^href[ ]*=[ ]*\"/', $url)) {
+      elseif (preg_match('/^href[ ]*=[ ]*".*[^"]$/', $url)) {
         $url .= '"';
       }
       $data = $url;
-- 
2.25.1