/**
* Sets authorisation cookies containing the originating user information.
*
* @param int $old_user_id The ID of the originating user, usually the current logged in user.
* @param bool $pop Optional. Pop the latest user off the auth cookie, instead of appending the new one. Default false.
*/
function user_switching_set_olduser_cookie($old_user_id, $pop = false)
{
$secure_auth_cookie = user_switching::secure_auth_cookie();
$secure_olduser_cookie = user_switching::secure_olduser_cookie();
$expiration = time() + 172800;
# 48 hours
$auth_cookie = user_switching_get_auth_cookie();
$olduser_cookie = wp_generate_auth_cookie($old_user_id, $expiration, 'logged_in');
if ($secure_auth_cookie) {
$auth_cookie_name = USER_SWITCHING_SECURE_COOKIE;
$scheme = 'secure_auth';
} else {
$auth_cookie_name = USER_SWITCHING_COOKIE;
$scheme = 'auth';
}
if ($pop) {
array_pop($auth_cookie);
} else {
array_push($auth_cookie, wp_generate_auth_cookie($old_user_id, $expiration, $scheme));
}
setcookie($auth_cookie_name, json_encode($auth_cookie), $expiration, SITECOOKIEPATH, COOKIE_DOMAIN, $secure_auth_cookie, true);
setcookie(USER_SWITCHING_OLDUSER_COOKIE, $olduser_cookie, $expiration, COOKIEPATH, COOKIE_DOMAIN, $secure_olduser_cookie, true);
}
