From 2ae1eb77bea6e974e41b3c43920cdc34f12f2fd9 Mon Sep 17 00:00:00 2001
From: Florian Schaal <florian@schaal-24.de>
Date: Wed, 13 Dec 2017 15:20:19 +0100
Subject: [PATCH] allow empty remote-list - validate_remote_user.inc.php
---
interface/lib/classes/validate_remote_user.inc.php | 2 ++
1 file changed, 2 insertions(+)
diff --git a/interface/lib/classes/validate_remote_user.inc.php b/interface/lib/classes/validate_remote_user.inc.php
index 1b941f04c5..defcfe1a1a 100755
--- a/interface/lib/classes/validate_remote_user.inc.php
+++ b/interface/lib/classes/validate_remote_user.inc.php
@@ -33,6 +33,8 @@ class validate_remote_user {
function valid_remote_ip($field_name, $field_value, $validator) {
global $app;
+ if(trim($field_value) == '') return;
+
$values = explode(',', $field_value);
$regex = '/^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])$/';
foreach($values as $cur_value) {
--
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