_wp_delete_customize_changeset_dependent_auto_drafts() WordPress Function

function _wp_delete_customize_changeset_dependent_auto_drafts( $post_id ) {
	$post = get_post( $post_id );

	if ( ! $post || 'customize_changeset' !== $post->post_type ) {
		return;
	}

	$data = json_decode( $post->post_content, true );
	if ( empty( $data['nav_menus_created_posts']['value'] ) ) {
		return;
	}
	remove_action( 'delete_post', '_wp_delete_customize_changeset_dependent_auto_drafts' );
	foreach ( $data['nav_menus_created_posts']['value'] as $stub_post_id ) {
		if ( empty( $stub_post_id ) ) {
			continue;
		}
		if ( 'auto-draft' === get_post_status( $stub_post_id ) ) {
			wp_delete_post( $stub_post_id, true );
		} elseif ( 'draft' === get_post_status( $stub_post_id ) ) {
			wp_trash_post( $stub_post_id );
			delete_post_meta( $stub_post_id, '_customize_changeset_uuid' );
		}
	}
	add_action( 'delete_post', '_wp_delete_customize_changeset_dependent_auto_drafts' );
}
Uses	Description
wp-includes/plugin.php:remove_action()	Removes a callback function from an action hook.
wp-includes/plugin.php:add_action()	Adds a callback function to an action hook.
wp-includes/post.php:wp_delete_post()	Trash or delete a post or page.
wp-includes/post.php:wp_trash_post()	Move a post or page to the Trash
wp-includes/post.php:delete_post_meta()	Deletes a post meta field for the given post ID.
wp-includes/post.php:get_post()	Retrieves post data given a post ID or post object.
wp-includes/post.php:get_post_status()	Retrieve the post status based on the post ID.