From b2bb2e0be12542aa7081de5a64b586f41e32c9db Mon Sep 17 00:00:00 2001
From: emeric <emeric@nas>
Date: Thu, 24 Jul 2014 23:35:26 +0200
Subject: [PATCH] DirectoryValidator: handling empty field validation

---
 ui/common/DirectoryValidator.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ui/common/DirectoryValidator.cpp b/ui/common/DirectoryValidator.cpp
index f43c1c9d..e10ec72e 100644
--- a/ui/common/DirectoryValidator.cpp
+++ b/ui/common/DirectoryValidator.cpp
@@ -13,6 +13,9 @@ DirectoryValidator::DirectoryValidator(Wt::WObject *parent)
 Wt::WValidator::Result
 DirectoryValidator::validate(const Wt::WString& input) const
 {
+	if (input.empty())
+		return Wt::WValidator::validate(input);
+
 	boost::filesystem::path p(input.toUTF8());
 	boost::system::error_code ec;