From e4a18ce14e31a0d9f93b716f9a47f6fffdfc4eea Mon Sep 17 00:00:00 2001
From: sim2github <sim.on@ua.fm>
Date: Thu, 1 May 2014 21:14:50 +0300
Subject: [PATCH] Fix PHP warning: invalid argument for foreach, when cache dir
 is empty and argument is bool:false

---
 cms/includes/classes/Cache.class.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/cms/includes/classes/Cache.class.php b/cms/includes/classes/Cache.class.php
index e5df5a0..618ae67 100644
--- a/cms/includes/classes/Cache.class.php
+++ b/cms/includes/classes/Cache.class.php
@@ -85,10 +85,12 @@ $cacheContent .= '}
     if(!$page)
      {
       // delete all cache files (settings.php and *.cache):
-      foreach(glob($this->_cacheDir.'{settings.php,*.cache}', GLOB_BRACE) as $cacheFile)
-       {
-        @unlink($cacheFile);
-       }
+         $cacheFiles = glob($this->_cacheDir . '{settings.php,*.cache}', GLOB_BRACE);
+         if ($cacheFiles) {
+             foreach ($cacheFiles as $cacheFile) {
+                 @unlink($cacheFile);
+             }
+      }
      }
     else
      {