From b0fd28781bd88241e58786a6da0a44c65cbb6276 Mon Sep 17 00:00:00 2001
From: Andreas Gohr <andi@splitbrain.org>
Date: Fri, 27 Aug 2010 08:50:23 +0200
Subject: allow empty values for emails in config manager FS#2012

---
 lib/plugins/config/settings/config.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/plugins/config/settings/config.class.php b/lib/plugins/config/settings/config.class.php
index ea5a9be21..4f2129c70 100644
--- a/lib/plugins/config/settings/config.class.php
+++ b/lib/plugins/config/settings/config.class.php
@@ -597,7 +597,7 @@ if (!class_exists('setting_richemail')) {
           $addr = $test;
         }
 
-        if (!mail_isvalid($addr)) {
+        if ($test !== '' && !mail_isvalid($addr)) {
           $this->_error = true;
           $this->_input = $input;
           return false;
-- 
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