From d3cbf1314ef6e7c26b97fcaf2cf588eab8668074 Mon Sep 17 00:00:00 2001
From: DL6ER <dl6er@dl6er.de>
Date: Sat, 28 Oct 2017 15:27:05 +0200
Subject: [PATCH] Skip updatechecker if at least one of the three files is not
 present

Signed-off-by: DL6ER <dl6er@dl6er.de>
---
 scripts/pi-hole/php/update_checker.php | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/scripts/pi-hole/php/update_checker.php b/scripts/pi-hole/php/update_checker.php
index adbddcc1..f189f573 100644
--- a/scripts/pi-hole/php/update_checker.php
+++ b/scripts/pi-hole/php/update_checker.php
@@ -1,8 +1,25 @@
 <?php
 
-$versions = explode(" ", file_get_contents("/etc/pihole/localversions"));
-$branches = explode(" ", file_get_contents("/etc/pihole/localbranches"));
-$GitHubversions = explode(" ", file_get_contents("/etc/pihole/GitHubVersions"));
+$localversions = "/etc/pihole/localversions";
+$localbranches = "/etc/pihole/localbranches";
+$GitHubVersions = "/etc/pihole/GitHubVersions";
+
+if(!is_readable($localversions) || !is_readable($localbranches) || !is_readable($GitHubVersions))
+{
+	$core_branch = "master";
+	$core_current = "N/A";
+	$core_update = false;
+	$web_branch = "master";
+	$web_current = "N/A";
+	$web_update = false;
+	$FTL_current = "N/A";
+	$FTL_update = false;
+	goto endofupdatecheck;
+}
+
+$versions = explode(" ", file_get_contents($localversions));
+$branches = explode(" ", file_get_contents($localbranches));
+$GitHubversions = explode(" ", file_get_contents($GitHubVersions));
 
 /********** Get Pi-hole core branch / version / commit **********/
 // Check if on a dev branch
@@ -62,4 +79,6 @@ else
 // The update indicator is only shown if the upstream version is NEWER
 $FTL_update = (version_compare($FTL_current, $FTL_latest) < 0);
 
+endofupdatecheck:
+
 ?>