+<?php
+$logs = glob('login/*/last.log');
+
+$logins = [];
+foreach ($logs as $log) {
+ preg_match('{^login/([^/]+)}', $log, $login);
+ $logins[ $login[1] ] = filemtime($log);
+}
+
+print "<ul>\n";
+arsort($logins, SORT_NUMERIC);
+foreach ($logins as $login => $last) {
+ printf('<li>%s <a href="/login/%s">%s</a></li>'."\n",
+ strftime('%F %H:%M', $last), $login, $login
+ );
+}
+print "</ul>\n\n";