From 07cf58c8816ae82ac0017e1bf4a5f317dfc2094d Mon Sep 17 00:00:00 2001 From: Mark Jaquith Date: Wed, 21 Jan 2009 19:47:51 +0000 Subject: [PATCH] Only redirect categories if one "cat" positive integer is specified. fixes #8784 for trunk git-svn-id: https://develop.svn.wordpress.org/trunk@10396 602fd350-edb4-49c9-b593-d223f7449a82 --- wp-includes/canonical.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/wp-includes/canonical.php b/wp-includes/canonical.php index 716e355003..e839bdb383 100644 --- a/wp-includes/canonical.php +++ b/wp-includes/canonical.php @@ -119,7 +119,7 @@ function redirect_canonical($requested_url=null, $do_redirect=true) { } elseif ( is_year() && !empty($_GET['year']) ) { if ( $redirect_url = get_year_link(get_query_var('year')) ) $redirect['query'] = remove_query_arg('year', $redirect['query']); - } elseif ( is_category() && !empty($_GET['cat']) ) { + } elseif ( is_category() && !empty($_GET['cat']) && preg_match( '|^[0-9]+$|', $_GET['cat'] ) ) { if ( $redirect_url = get_category_link(get_query_var('cat')) ) $redirect['query'] = remove_query_arg('cat', $redirect['query']); } elseif ( is_author() && !empty($_GET['author']) ) {