From 7a85e8bfbf88414a2a9e957e8326cd1d2a76a791 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Sun, 16 May 2004 22:14:14 +0000
Subject: [PATCH] Add santize_title action.

git-svn-id: https://develop.svn.wordpress.org/trunk@1290 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/functions-formatting.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/wp-includes/functions-formatting.php b/wp-includes/functions-formatting.php
index 21f70b5b42..c3862beeea 100644
--- a/wp-includes/functions-formatting.php
+++ b/wp-includes/functions-formatting.php
@@ -81,16 +81,18 @@ function wpautop($pee, $br = 1) {
 function sanitize_title($title) {
     $title = strtolower($title);
 	$title = preg_replace('/&.+?;/', '', $title); // kill entities
-    $title = preg_replace('/[^a-z0-9 -]/', '', $title);
-    $title = preg_replace('/\s+/', ' ', $title);
+    $title = preg_replace('/[^a-z0-9 _-]/', '', $title);
     $title = do_action('sanitize_title', $title);
     $title = trim($title);
 	return $title;
 }
 
 function convert_spaces_to_dashes($content) {
+    $content = preg_replace('/\s+/', ' ', $content);
     $content = str_replace(' ', '-', $content);
 	$content = preg_replace('|-+|', '-', $content);
+
+    return $content;
 }
 
 function convert_chars($content, $flag = 'obsolete') {