make sure there are no leading or trailing pipes on search highlight regexp

darcs-hash:20080309173538-7ad00-07893a25205632ff4bc5d8b90595e7d1c9e49ff4.gz

1 files changed, 1 insertions, 0 deletions

diff --git a/inc/html.php b/inc/html.php
index f382fa68a..b2b76f2c7 100644
--- a/inc/html.php
+++ b/inc/html.php
@@ -265,6 +265,7 @@ function html_draft(){
 function html_hilight($html,$regex){
   // strip everything that's special except pipes:
   $regex = preg_replace('![\[\]()/\\\\?\.+*]+!','',$regex);
+  $regex = trim($regex,' |');
 
   if ($regex === '') return $html;
   $html = preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);