# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1417031724 -7200
# Node ID d8fa2aecadccf3bf382a9c7f5c6ecb564b2dd9b8
# Parent  52737f6192bbac967b7078500d39683d747a1682
Optimize slightly.

diff -r 52737f6192bb -r d8fa2aecadcc msite.inc.php
--- a/msite.inc.php	Wed Nov 26 21:02:36 2014 +0200
+++ b/msite.inc.php	Wed Nov 26 21:55:24 2014 +0200
@@ -941,13 +941,15 @@
     "files" => array(),
   );
 
-  if (($efile = stFetchSQL("SELECT * FROM files WHERE deleted=0 AND id=".$entry["preview_id"])) !== false)
+  if ($entry["preview_id"] != 0 &&
+    ($efile = stFetchSQL("SELECT * FROM files WHERE deleted=0 AND id=".$entry["preview_id"])) !== false)
   {
+    $pdata["file"] = $efile;
     if (isset($fileTypeData[$efile["filetype"]]["type"]))
       $pdata["type"] = $fileTypeData[$efile["filetype"]]["type"];
   }
   else
-    $pdata["valid"] = false;
+    $pdata["valid"] = $efile = false;
 
   switch ($pdata["type"])
   {