From aeb266d0a0db6d86d348016d88f5b91fefc2c794 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20=C4=8Ciha=C5=99?= <mcihar@suse.cz>
Date: Thu, 7 Feb 2013 11:29:51 +0100
Subject: [PATCH] Check if COM class is supported before using it (bug #3762)

---
 libraries/sysinfo.lib.php | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/libraries/sysinfo.lib.php b/libraries/sysinfo.lib.php
index a43c8b64d1..fc8d392b42 100644
--- a/libraries/sysinfo.lib.php
+++ b/libraries/sysinfo.lib.php
@@ -116,9 +116,13 @@ class PMA_SysInfoWinnt extends PMA_SysInfo
      */
     public function __construct()
     {
-        // initialize the wmi object
-        $objLocator = new COM('WbemScripting.SWbemLocator');
-        $this->_wmi = $objLocator->ConnectServer();
+        if (!class_exists('COM')) {
+            $this->_wmi = null;
+        } else {
+            // initialize the wmi object
+            $objLocator = new COM('WbemScripting.SWbemLocator');
+            $this->_wmi = $objLocator->ConnectServer();
+        }
     }
 
     /**