setting_factory = &$settings_factory;
$this->post = $post;
}
/**
* @return string
*/
public function render() {
$custom_keys = (array) $this->sitepress->get_wp_api()->get_post_custom_keys( $this->post->ID );
ob_start();
if ( ! empty( $custom_keys ) ) {
?>
rendered;
}
}