From ca56ff474f1ca7b7985ea9f2b6717533361e3565 Mon Sep 17 00:00:00 2001
From: Kijin Sung <kijin@kijinsung.com>
Date: Sun, 17 Apr 2016 16:30:06 +0900
Subject: [PATCH] Automatically convert to relative TTL if Unix timestamp is
 given

---
 common/framework/cache.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/common/framework/cache.php b/common/framework/cache.php
index 805f1a1ac..d30f31438 100644
--- a/common/framework/cache.php
+++ b/common/framework/cache.php
@@ -152,6 +152,10 @@ class Cache
 	{
 		if (self::$_driver !== null)
 		{
+			if ($ttl >= (3600 * 24 * 30))
+			{
+				$ttl = min(3600 * 24 * 30, max(0, $ttl - time()));
+			}
 			return self::$_driver->set(self::getRealKey($key, $group_name), $value, intval($ttl)) ? true : false;
 		}
 		else