public function isValidPHPExtensions()
    {
        $extensions = array('xml', 'soap', 'curl');
        foreach ($extensions as $extension) {
            if (!extension_loaded($extension)) {
                return Splash::log()->err(
                    'PHP :'.$extension.' PHP Extension is required to use Splash PHP Module.'
                );
            }
        }

        return Splash::log()->msg(
            'PHP : Required PHP Extension are installed ('.implode(', ', $extensions).')'
        );
    }