do not test empty label expressions

2007-05-14 09:16:48 +01:00
parent 5ede560f8c
commit a4919a1663
2 changed files with 9 additions and 4 deletions
--- a/modules/pref-labels.php
+++ b/modules/pref-labels.php
@@ -81,6 +81,11 @@
 			$expr = db_unescape_string(trim($_GET["expr"]));
 			$descr = db_unescape_string(trim($_GET["descr"]));

+			if (!$expr) {
+				print "<div>Error: SQL expression is blank.</div>";
+				return;
+			}
+
 			print "<div>";

 			error_reporting(0);