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Menus: Prevent notice thrown in class-walker-page.php. 

Calling `Walker_Page::walk()` directly was causing an `Undefined index: item_spacing` notice to be thrown, this adds an `isset()` check to prevent it.

Props bhargavbhandari90.
Fixes #39564.

Built from https://develop.svn.wordpress.org/trunk@39949


git-svn-id: http://core.svn.wordpress.org/trunk@39886 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Peter Wilson 2017-01-24 23:29:42 +00:00
parent 832b16b966
commit 1a18262fd5
2 changed files with 5 additions and 5 deletions
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8
wp-includes/class-walker-page.php
View File

@ -53,7 +53,7 @@ class Walker_Page extends Walker {
* Default empty array.
*/
public function start_lvl( &$output, $depth = 0, $args = array() ) {
if ( 'preserve' === $args['item_spacing'] ) {
if ( isset( $args['item_spacing'] ) && 'preserve' === $args['item_spacing'] ) {
$t = "\t";
$n = "\n";
} else {
@ -78,7 +78,7 @@ class Walker_Page extends Walker {
* Default empty array.
*/
public function end_lvl( &$output, $depth = 0, $args = array() ) {
if ( 'preserve' === $args['item_spacing'] ) {
if ( isset( $args['item_spacing'] ) && 'preserve' === $args['item_spacing'] ) {
$t = "\t";
$n = "\n";
} else {
@ -103,7 +103,7 @@ class Walker_Page extends Walker {
* @param int $current_page Optional. Page ID. Default 0.
*/
public function start_el( &$output, $page, $depth = 0, $args = array(), $current_page = 0 ) {
if ( 'preserve' === $args['item_spacing'] ) {
if ( isset( $args['item_spacing'] ) && 'preserve' === $args['item_spacing'] ) {
$t = "\t";
$n = "\n";
} else {
@ -196,7 +196,7 @@ class Walker_Page extends Walker {
* @param array $args Optional. Array of arguments. Default empty array.
*/
public function end_el( &$output, $page, $depth = 0, $args = array() ) {
if ( 'preserve' === $args['item_spacing'] ) {
if ( isset( $args['item_spacing'] ) && 'preserve' === $args['item_spacing'] ) {
$t = "\t";
$n = "\n";
} else {

2
wp-includes/version.php
View File

@ -4,7 +4,7 @@
*
* @global string $wp_version
*/
$wp_version = '4.8-alpha-39948';
$wp_version = '4.8-alpha-39949';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.