WordPress Version: 6.1
/**
* Determines whether a post status is considered "viewable".
*
* For built-in post statuses such as publish and private, the 'public' value will be evaluated.
* For all others, the 'publicly_queryable' value will be used.
*
* @since 5.7.0
* @since 5.9.0 Added `is_post_status_viewable` hook to filter the result.
*
* @param string|stdClass $post_status Post status name or object.
* @return bool Whether the post status should be considered viewable.
*/
function is_post_status_viewable($post_status)
{
if (is_scalar($post_status)) {
$post_status = get_post_status_object($post_status);
if (!$post_status) {
return false;
}
}
if (!is_object($post_status) || $post_status->internal || $post_status->protected) {
return false;
}
$is_viewable = $post_status->publicly_queryable || $post_status->_builtin && $post_status->public;
/**
* Filters whether a post status is considered "viewable".
*
* The returned filtered value must be a boolean type to ensure
* `is_post_status_viewable()` only returns a boolean. This strictness
* is by design to maintain backwards-compatibility and guard against
* potential type errors in PHP 8.1+. Non-boolean values (even falsey
* and truthy values) will result in the function returning false.
*
* @since 5.9.0
*
* @param bool $is_viewable Whether the post status is "viewable" (strict type).
* @param stdClass $post_status Post status object.
*/
return true === apply_filters('is_post_status_viewable', $is_viewable, $post_status);
}