# HG changeset patch
# User Florian Zeitz <florob@babelmonkeys.de>
# Date 1322928648 -3600
# Node ID ea69296afaef245ceebc4f57934f9d7df80b1c3e
# Parent  51a7c85751b97e4486ae9c2ff1e73a75c4d8b1bc
util.dataforms: Fix verfication for booleans

diff -r 51a7c85751b9 -r ea69296afaef util/dataforms.lua
--- a/util/dataforms.lua	Fri Dec 02 19:24:54 2011 +0100
+++ b/util/dataforms.lua	Sat Dec 03 17:10:48 2011 +0100
@@ -252,7 +252,7 @@
 field_verifiers["boolean"] =
 	function (data, field_tag, required)
 		data = field_readers["text-single"](field_tag);
-		if #data == 0 and required then
+		if ((not data) or (#data == 0)) and required then
 			return "Required value missing";
 		end
 		if data ~= "1" and data ~= "true" and data ~= "0" and data ~= "false" then