protected function getScheme()
    {
        if (isset($_SERVER['REQUEST_SCHEME'])) {
            $scheme = $_SERVER['REQUEST_SCHEME'];
        } else if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']) {
            $scheme = 'https';
        } else {
            if ($_SERVER['SERVER_PORT'] == 443) {
                $scheme = 'https';
            } else {
                $scheme = 'http';
            }
        }
        
        return $scheme;
    }
protected function getScheme()
    {
        if (isset($_SERVER['REQUEST_SCHEME'])) {
            $scheme = $_SERVER['REQUEST_SCHEME'];
        } else if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']) {
            $scheme = 'https';
        } else {
            if ($_SERVER['SERVER_PORT'] == 443) {
                $scheme = 'https';
            } else {
                $scheme = 'http';
            }
        }
        
        return $scheme;
    }
protected function getScheme ( ) { if ( isset ( $ _SERVER [ 'REQUEST_SCHEME' ] ) ) { $ scheme = $ _SERVER [ 'REQUEST_SCHEME' ] ; } else if ( isset ( $ _SERVER [ 'HTTPS' ] ) && $ _SERVER [ 'HTTPS' ] ) { $ scheme = 'https' ; } else { if ( $ _SERVER [ 'SERVER_PORT' ] == 443 ) { $ scheme = 'https' ; } else { $ scheme = 'http' ; } } return $ scheme ; }
Returns the scheme of the request

@return string
Returns the scheme of the request