From c2525298c6ce5d96afe026e4bd54cf1d834dbbd0 Mon Sep 17 00:00:00 2001
From: Andreas Gohr <andi@splitbrain.org>
Date: Mon, 16 Jul 2007 22:13:47 +0200
Subject: fix for rare wordblock fail FS#1179

darcs-hash:20070716201347-7ad00-0f9bd8c9a218cc880a7b4e00e0abc2dd4650f409.gz
---
 inc/common.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'inc/common.php')

diff --git a/inc/common.php b/inc/common.php
index b47395333..3bdfc7c72 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -480,7 +480,7 @@ function checkwordblock(){
       if(empty($block)) continue;
       $re[]  = $block;
     }
-    if(preg_match('#('.join('|',$re).')#si',$text)) {
+    if(count($re) && preg_match('#('.join('|',$re).')#si',$text)) {
       return true;
     }
   }
-- 
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