From 545cc85918c8dcbf9444c4d59a081364d42fc7a7 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Tue, 11 Jan 2011 20:15:25 +0000
Subject: [PATCH] Strip and prepare ajax tag search string.  Avoids applying
 slashes toward the character count. Props brianlayman. see #13580

git-svn-id: https://develop.svn.wordpress.org/trunk@17256 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/admin-ajax.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/wp-admin/admin-ajax.php b/wp-admin/admin-ajax.php
index ef46ccdc66..cd48d4398a 100644
--- a/wp-admin/admin-ajax.php
+++ b/wp-admin/admin-ajax.php
@@ -86,7 +86,7 @@ case 'ajax-tag-search' :
 		die('0');
 	}
 
-	$s = $_GET['q']; // is this slashed already?
+	$s = stripslashes( $_GET['q'] );
 
 	if ( false !== strpos( $s, ',' ) ) {
 		$s = explode( ',', $s );
@@ -96,7 +96,7 @@ case 'ajax-tag-search' :
 	if ( strlen( $s ) < 2 )
 		die; // require 2 chars for matching
 
-	$results = $wpdb->get_col( "SELECT t.name FROM $wpdb->term_taxonomy AS tt INNER JOIN $wpdb->terms AS t ON tt.term_id = t.term_id WHERE tt.taxonomy = '$taxonomy' AND t.name LIKE ('%" . $s . "%')" );
+	$results = $wpdb->get_col( $wpdb->prepare( "SELECT t.name FROM $wpdb->term_taxonomy AS tt INNER JOIN $wpdb->terms AS t ON tt.term_id = t.term_id WHERE tt.taxonomy = %s AND t.name LIKE (%s)", $taxonomy, '%' . like_escape( $s ) . '%' ) );
 
 	echo join( $results, "\n" );
 	die;