static function get_instance() { if (!self::$instance) { $klass = get_class(); self::$instance = new $klass(); } return self::$instance; }
/** * Shortcode handler for [ngg_pr_proofing] * * @return mixed */ function render_proofed_images() { $controller = C_NextGen_Pro_Proofing_Controller::get_instance(); return $controller->index_action(); }