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Media: Introduce the has_post_thumbnail filter.

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Props rzen, desrosj.
Fixes #44859.

git-svn-id: https://develop.svn.wordpress.org/trunk@44542 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Jonathan Desrosiers 2019-01-10 15:27:09 +00:00
parent 9b19f2eea4
commit ba6f1ff56e
1 changed files with 13 additions and 1 deletions
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14
src/wp-includes/post-thumbnail-template.php
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@ -23,7 +23,19 @@
* @return bool Whether the post has an image attached. * @return bool Whether the post has an image attached.
*/ */
function has_post_thumbnail( $post = null ) { function has_post_thumbnail( $post = null ) {
return (bool) get_post_thumbnail_id( $post ); $thumbnail_id = get_post_thumbnail_id( $post );
$has_thumbnail = (bool) $thumbnail_id;
/**
* Filters whether a post has a post thumbnail.
*
* @since 5.1.0
*
* @param bool $has_thumbnail true if the post has a post thumbnail, otherwise false.
* @param int|WP_Post|null $post Post ID or WP_Post object. Default is global `$post`.
* @param int|string $thumbnail_id Post thumbnail ID or empty string.
*/
return (bool) apply_filters( 'has_post_thumbnail', $has_thumbnail, $post, $thumbnail_id );
} }
/** /**