From 77f4a40bbb54b8a0d4247a2fb93d0ffd3a55d3dd Mon Sep 17 00:00:00 2001
From: martin <martin>
Date: Tue, 25 Jun 2002 07:17:51 +0000
Subject: [PATCH] Don't show overall graph when no students have completed
 survey

---
 mod/survey/report.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mod/survey/report.php b/mod/survey/report.php
index 7829211aaf..9a9b252a20 100644
--- a/mod/survey/report.php
+++ b/mod/survey/report.php
@@ -71,7 +71,11 @@
 
         print_heading("All scales, all students");
 
-        echo "<P ALIGN=CENTER><A HREF=\"report.php?action=scales&id=$id\"><IMG HEIGHT=$GHEIGHT WIDTH=$GWIDTH ALT=\"Click here to see the scales in more detail\" BORDER=0 SRC=\"graph.php?id=$id&type=overall.png\"></A>";
+        if (count_completed_surveys($survey->id)) {
+            echo "<P ALIGN=CENTER><A HREF=\"report.php?action=scales&id=$id\"><IMG HEIGHT=$GHEIGHT WIDTH=$GWIDTH ALT=\"Click here to see the scales in more detail\" BORDER=0 SRC=\"graph.php?id=$id&type=overall.png\"></A>";
+        } else {
+            echo "<P ALIGN=CENTER>Nobody has yet completed this survey</P>";
+        }
         print_footer($course);
         break;
 
-- 
2.39.5