From 7cbd29dfe6c4329ac0b2fa52b5454d6f2de35917 Mon Sep 17 00:00:00 2001
From: flyskyko <sinsy200@gmail.com>
Date: Tue, 28 Feb 2012 06:54:50 +0000
Subject: [PATCH] issue 1557, Added codes for unset get_vars

git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@10241 201d5d3c-b55e-5fd7-737f-ddc643e51545
---
 classes/context/Context.class.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/classes/context/Context.class.php b/classes/context/Context.class.php
index bef30a977..c4e336c78 100644
--- a/classes/context/Context.class.php
+++ b/classes/context/Context.class.php
@@ -1020,6 +1020,11 @@ class Context {
 		is_a($this,'Context')?$self=&$this:$self=&Context::getInstance();
 		$self->context->{$key} = $val;
 		if($set_to_get_vars === false) return;
+		if(empty($val))
+		{
+			unset($self->get_vars->{$key});
+			return;
+		}
 		if($set_to_get_vars || $self->get_vars->{$key}) $self->get_vars->{$key} = $val;
 	}