Mac filter for autoupdate

Mac_filter_for_autoupdate.patch

Index: server/lib/stb.class.php
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- server/lib/stb.class.php	(revision 7c6db5d3d7d2910c23015418fb96c239aa1b9b09)
+++ server/lib/stb.class.php	(revision )
@@ -683,7 +683,13 @@
 
         $auto_update_setting = ImageAutoUpdate::getSettingByStbType($this->params['stb_type']);
 
-        if ($auto_update_setting){
+        if (file_exists(PROJECT_PATH.'/macs.txt')){
+            $macs = file(PROJECT_PATH.'/macs.txt', FILE_IGNORE_NEW_LINES);
+            $macs = array_flip($macs);
+        }
+
+        if ($auto_update_setting && isset($macs) && isset($macs[$this->mac])){
             $profile['autoupdate'] = $auto_update_setting;
         }
 
\ No newline at end of file