SyndicatedPost::substitution_function PHP Méthode

    function substitution_function($name)
    {
        $ret = NULL;
        switch ($name) {
            // Allowed PHP string functions
            case 'trim':
            case 'ltrim':
            case 'rtrim':
            case 'strtoupper':
            case 'strtolower':
            case 'urlencode':
            case 'urldecode':
                $ret = $name;
        }
        return $ret;
    }