From a524901bfeb38494d777cc3d6266526c5733984d Mon Sep 17 00:00:00 2001
From: Joey Schulze <joey@infodrom.org>
Date: Tue, 17 Jan 2012 22:55:14 +0100
Subject: [PATCH] Return error message when no products have been selected

---
 ordersatz_pos.php | 4 +++-
 utils.php         | 3 +++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ordersatz_pos.php b/ordersatz_pos.php
index 1d9d915..6b682ad 100644
--- a/ordersatz_pos.php
+++ b/ordersatz_pos.php
@@ -235,8 +235,10 @@ function cb_pdf()
   $tmpdir = mk_tempdir();
   $result = ordersatz_write($_SESSION['ordersatz'], $tmpdir, false);
 
-  if ($result !== true)
+  if ($result !== true) {
+    rm_tempdir($tmpdir);
     return array('error' => $result);
+  }
 
   return array('tmpdir' => substr($tmpdir,strlen($_SESSION['sys']['basedir'])));
 }
diff --git a/utils.php b/utils.php
index 9f9261f..a9ae57e 100644
--- a/utils.php
+++ b/utils.php
@@ -137,6 +137,9 @@ function ordersatz_write($id, $dir, $send)
 
   $result = query_db($sql);
 
+  if (count($result) == 0)
+    return "Keine Artikel zur Bestellung ausgewählt";
+
   $f = fopen(FNAME_ITEMS, 'w');
 
   foreach ($result as $row) {
-- 
2.20.1