67      * @param   string $user the user name
71     public function checkPass($user, $pass) {  argument
72         $userinfo = $this->getUserData($user);
82             $login = "$user@$domain";
84             $login = $user;
111      * @param   string $user the user name
115     public function getUserData($user, $requireGroups=true) {  argument
117         return isset($this->users[$user]) ? $this->users[$user] : false;
125      * @param string $user
132     protected function _createUserLine($user, $pass, $name, $mail, $grps) {  argument
134         $userline = array($user, $pass, $name, $mail, $groups);
152      * @param  string     $user
159     public function createUser($user, $pass, $name, $mail, $grps = null) {  argument
164         if($this->getUserData($user) !== false) {
175         $userline = $this->_createUserLine($user, $pass, $name, $mail, $grps);
182         $this->users[$user] = compact('pass', 'name', 'mail', 'grps');
191      * @param   string $user    nick of the user to be changed
195     public function modifyUser($user, $changes) {  argument
200         if(($userinfo = $this->getUserData($user)) === false) {
207             msg(sprintf($this->getLang('protected'), hsc($user)), -1);
214         $newuser = $user;
226 …if(!io_replaceInFile($config_cascade['plainauth.users']['default'], '/^'.$user.':/', $userline, tr…
253         foreach($users as $user) {
255             if(!empty($this->users[$user]['protected'])) {
256                 msg(sprintf($this->getLang('protected'), hsc($user)), -1);
259             if(isset($this->users[$user])) $deleted[] = preg_quote($user, '/');
298         foreach($this->users as $user => $info) {
299             if($this->_filter($user, $info)) {
301                     $out[$user] = $info;
330         foreach($this->users as $user => $info) {
331             $count += $this->_filter($user, $info);
358      * @param string $user username
361     public function cleanUser($user) {  argument
363         return cleanID(str_replace(':', $conf['sepchar'], $user));
471      * @param string $user User login
475     protected function _filter($user, $info) {  argument
478                 if(!preg_match($pattern, $user)) return false;