561  * @param array $groups List of groups the user is in
569 function auth_ismanager($user = null, $groups = null, $adminonly = false, $recache = false)  argument
587     if (is_null($groups)) {
590             $groups =  (array) $USERINFO['grps'];
592             $groups = $auth->getUserData($user);
593             $groups = $groups ? $groups['grps'] : [];
599     $cachekey = serialize([$user, $adminonly, $groups]);
602         $ok = auth_isMember($conf['superuser'], $user, $groups);
606             $ok = auth_isMember($conf['manager'], $user, $groups);
623  * @param array $groups List of groups the user is in
630 function auth_isadmin($user = null, $groups = null, $recache = false)  argument
632     return auth_ismanager($user, $groups, true, $recache);
643  * @param array  $groups     groups the user is member of
646 function auth_isMember($memberlist, $user, array $groups)  argument
655         $groups = array_map([PhpString::class, 'strtolower'], $groups);
658     $groups = array_map([$auth, 'cleanGroup'], $groups);
672             if (in_array($member, $groups)) return true;
712  * @param  array|null   $groups Array of groups the user is in
715 function auth_aclcheck($id, $user, $groups)  argument
720         'groups' => $groups
740     $groups =& $data['groups'];
753     if (!is_array($groups)) $groups = [];
756     if (auth_isadmin($user, $groups)) {
762         $groups = array_map([PhpString::class, 'strtolower'], $groups);
765     $groups = array_map([$auth, 'cleanGroup'], $groups);
768     foreach ($groups as &$group) {
776     $groups[] = '@ALL';
779     if ($user) $groups[] = $user;
790             if (!in_array($acl[1], $groups)) {
820                 if (!in_array($acl[1], $groups)) {