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Introduce is_post_type_hierarchical(). Props ptahdunbar. See #12950

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git-svn-id: http://svn.automattic.com/wordpress/trunk@14053 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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dd32 2010-04-10 11:42:45 +00:00
parent 71d7acc71d
commit ab16d12c2c
1 changed files with 22 additions and 0 deletions
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22
wp-includes/post.php
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@ -660,6 +660,28 @@ function get_post_stati( $args = array(), $output = 'names', $operator = 'or' )
return $post_statuses;
}
/**
* Whether the post type is hierarchical.
*
* A false return value might also mean that the post type does not exist.
*
* @since 3.0.0
* @see get_post_type_object
*
* @param string|int|object $post Post type name, post id, or a post object.
* @return bool true if post type is hierarchical, else false.
*/
function is_post_type_hierarchical( $post = false ) {
if ( is_string($post) && $is_post_type = get_post_type_object($post) )
return $is_post_type->hierarchical;
$ptype = get_post( $post );
if ( $ptype && $is_post_type = get_post_type_object($ptype->post_type) )
return $is_post_type->hierarchical;
return false;
}
/**
* Retrieve the post type of the current post or of a given post.
*