From 65ba89198f1392341ba55b3e2b6fe12b799a3c1d Mon Sep 17 00:00:00 2001
From: "Namhyeon, Go" <gnh1201@gmail.com>
Date: Thu, 5 Dec 2019 15:59:52 +0900
Subject: [PATCH] Update config.php

---
 system/config.php | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/system/config.php b/system/config.php
index 101804b..202dbe5 100644
--- a/system/config.php
+++ b/system/config.php
@@ -89,7 +89,27 @@ if(!check_function_exists("get_current_timestamp")) {
 
         // adjust time
         if(!array_key_empty("adjust", $options)) {
-            $timestamp = strtotime($options['adjust'], $timestamp);
+            $units = array(
+                "s" => array(    1, "second", "seconds"),
+                "m" => array(   60, "minute", "minutes"),
+                "h" => array(  120, "hour",   "hours"  ),
+                "d" => array(86400, "day",    "days"   )
+            );
+            $adjust = trim($options['adjust']);
+            $_adjust = "";
+            if(strlen($adjust) > 0) {
+                $_L = intval(substr($adjust, 0, -1));
+                $_R = substr($adjust, -1);
+                if(array_key_exists($_R, $units)) {
+                    if(abs($_L) > 1) {
+                        $_adjust = sprintf("%s %s", $_L, $units[$_R][2]);
+                    } else {
+                        $_adjust = sprintf("%s %s", $_L, $units[$_R][1]);
+                    }
+                }
+            }
+
+            $timestamp = strtotime($_adjust, $timestamp);
         }
 
         return $timestamp;