public function handle(array $args)
    {
        $this->filter->add('themosis_admin_global', function ($data) use ($args) {
            if (! isset($data['metabox'])) {
                $data['metabox'] = [$this->id];
            } elseif (isset($data['metabox'])) {
                $data['metabox'][] = $this->id;
            }

            /*
             * Provides WP_Post data.
             */
            $data['post'] = $args['post'];

            return $data;
        });
    }