Augmenter la durée de session visiteur à 1 an

/**
 *  LOGIN - Expiration
 *  - Set custom expiration cookie session (1 year).
 */
add_filter('auth_cookie_expiration', '_pit_login_session_expiration', 99, 3);
function _pit_login_session_expiration($seconds, $user_id, $remember) {

    /** Remember if the user checked "remember me" when logging */
    $days = $remember ? 365 : 2;
    $expiration = $days*24*60*60;

    /**
     *  Fix to a little bit earlier!
     *  http://en.wikipedia.org/wiki/Year_2038_problem
     */
    if (PHP_INT_MAX - time() < $expiration)
        $expiration = PHP_INT_MAX - time() - 5;

    return $expiration;
}