From 449f398253213589bf4cd3c28f2c38b9d853b06a Mon Sep 17 00:00:00 2001
From: Michael Hamann <michael@content-space.de>
Date: Fri, 2 Aug 2013 12:30:42 +0200
Subject: Extension manager: Improve update check

---
 lib/plugins/extension/helper/extension.php | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/plugins')

diff --git a/lib/plugins/extension/helper/extension.php b/lib/plugins/extension/helper/extension.php
index 4243afb69..5e3074c83 100644
--- a/lib/plugins/extension/helper/extension.php
+++ b/lib/plugins/extension/helper/extension.php
@@ -83,6 +83,8 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
     public function updateAvailable() {
         $lastupdate = $this->getLastUpdate();
         if ($lastupdate === false) return false;
+        $installed  = $this->getInstalledVersion();
+        if ($installed === false || $installed === $this->getLang('unknownversion')) return true;
         return $this->getInstalledVersion() < $this->getLastUpdate();
     }
 
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