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ensure variable is of type WP_Post

This commit is contained in:
IanDelMar 2022-07-23 02:06:16 +02:00
parent 177755c0da
commit 7911caac26
1 changed files with 8 additions and 1 deletions
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9
inc/template-tags.php
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@ -218,10 +218,17 @@ if ( ! function_exists( 'understrap_edit_post_link' ) ) {
if ( ! function_exists( 'understrap_post_nav' ) ) {
/**
* Display navigation to next/previous post when applicable.
*
* @global WP_Post|null $post The current post.
*/
function understrap_post_nav() {
global $post;
if ( ! $post ) {
return;
}
// Don't print empty markup if there's nowhere to navigate.
$previous = ( is_attachment() ) ? get_post( get_post()->post_parent ) : get_adjacent_post( false, '', true );
$previous = ( is_attachment() ) ? get_post( $post->post_parent ) : get_adjacent_post( false, '', true );
$next = get_adjacent_post( false, '', false );
if ( ! $next && ! $previous ) {
return;