From c6e629bf89b2b625f2f84ad73620f5a82b7a207e Mon Sep 17 00:00:00 2001
From: Michael Foster <savetheinternet@tinyboard.org>
Date: Tue, 13 Aug 2013 01:53:23 +1000
Subject: [PATCH] allow wordfilters to be callbacks

---
 inc/functions.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/inc/functions.php b/inc/functions.php
index 74ab96e9..848d9204 100644
--- a/inc/functions.php
+++ b/inc/functions.php
@@ -1415,7 +1415,10 @@ function wordfilters(&$body) {
 
 	foreach ($config['wordfilters'] as $filter) {
 		if (isset($filter[2]) && $filter[2]) {
-			$body = preg_replace($filter[0], $filter[1], $body);
+			if (is_callable($filter[1]))
+				$body = preg_replace_callback($filter[0], $filter[1], $body);
+			else
+				$body = preg_replace($filter[0], $filter[1], $body);
 		} else {
 			$body = str_ireplace($filter[0], $filter[1], $body);
 		}