From 8f1efc437b686ec79c258f63e550f7bfec5c2b06 Mon Sep 17 00:00:00 2001
From: Andreas Gohr <andi@splitbrain.org>
Date: Fri, 15 Aug 2014 11:47:22 +0200
Subject: [PATCH] sanity check update message
This should avoid problems when a WiFi login redirect intercepts the
update check.
See https://forum.dokuwiki.org/post/45076
---
inc/infoutils.php | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/inc/infoutils.php b/inc/infoutils.php
index db856141f..f9ba11560 100644
--- a/inc/infoutils.php
+++ b/inc/infoutils.php
@@ -30,7 +30,12 @@ function checkUpdateMessages(){
$http = new DokuHTTPClient();
$http->timeout = 12;
$data = $http->get(DOKU_MESSAGEURL.$updateVersion);
- io_saveFile($cf,$data);
+ if(substr(trim($data), -1) != '%') {
+ // this doesn't look like one of our messages, maybe some WiFi login interferred
+ $data = '';
+ }else {
+ io_saveFile($cf,$data);
+ }
}else{
dbglog("checkUpdateMessages(): messages.txt up to date");
$data = io_readFile($cf);
--
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