Fix undefined index notice in canonical. Props dd32. fixes #11057

git-svn-id: http://svn.automattic.com/wordpress/trunk@12202 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2009-11-17 21:01:03 +00:00
parent 8085eddc56
commit 0334c59be2

View File

@ -125,10 +125,10 @@ 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', $redirect['query']);
} elseif ( is_category() && preg_match( '|^[0-9]+$|', $_GET['cat'] ) ) {
} elseif ( is_category() && !empty($_GET['cat']) && preg_match( '|^[0-9]+$|', $_GET['cat'] ) ) {
if ( $redirect_url = get_category_link(get_query_var('cat')) )
$redirect['query'] = remove_query_arg('cat', $redirect['query']);
} elseif ( is_author() && preg_match( '|^[0-9]+$|', $_GET['author'] ) ) {
} elseif ( is_author() && !empty($_GET['author']) && preg_match( '|^[0-9]+$|', $_GET['author'] ) ) {
$author = get_userdata(get_query_var('author'));
if ( false !== $author && $redirect_url = get_author_posts_url($author->ID, $author->user_nicename) )
$redirect['query'] = remove_query_arg('author', $redirect['author']);