X-Git-Url: https://git.treefish.org/banana.git/blobdiff_plain/3f75cb10d008938dca476577d6256765093d1932..7b7f10ba3917a6d5229f13d27aa4e94a9685b00e:/admin/summary.php

diff --git a/admin/summary.php b/admin/summary.php
index 0cd5467..68c026f 100644
--- a/admin/summary.php
+++ b/admin/summary.php
@@ -4,9 +4,14 @@
   require 'include/session.inc';
   require 'include/common.inc';
 
+  if ($db->query("SELECT COUNT(*) FROM students")->fetch(PDO::FETCH_NUM)[0] == 0) {
+    block("red", "no students registered");
+    exit;
+  }
+
   block("black", "summary of everything for " . date("d.m.Y H:i"));
 
-  $result = $db->query("SELECT firstname, lastname, mnumber, blackboard FROM students ORDER BY lastname");
+  $result = $db->query("SELECT firstname, lastname, mnumber, blackboard FROM students ORDER BY LOWER(lastname)");
 
   print "<table>";
   print "<td><b>First name&nbsp;</b></td><td><b>Last name&nbsp;</b></td><td><b>Matr.nummer&nbsp;</b></td><td><b>Examples&nbsp;</b></td><td><b>Blackboard&nbsp;</b></td>";