From b6cf2d7284b62c263d563995c3edecf9e8d88ca7 Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Thu, 25 Feb 2016 12:25:08 +0100
Subject: [PATCH 1/2] [ticket/14496] Cache last update of update list instead
 of using filemtime

PHPBB3-14496
---
 phpBB/install/install_update.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/phpBB/install/install_update.php b/phpBB/install/install_update.php
index 82ca0fc18d..ba054d1747 100644
--- a/phpBB/install/install_update.php
+++ b/phpBB/install/install_update.php
@@ -355,7 +355,7 @@ class install_update extends module
 
 				// We are directly within an update. To make sure our update list is correct we check its status.
 				$update_list = ($request->variable('check_again', false, false, \phpbb\request\request_interface::POST)) ? false : $cache->get('_update_list');
-				$modified = ($update_list !== false) ? @filemtime($cache->get_driver()->cache_dir . 'data_update_list.' . $phpEx) : 0;
+				$modified = ($update_list !== false) ? $cache->get('_update_list_time') : 0;
 
 				// Make sure the list is up-to-date
 				if ($update_list !== false)
@@ -384,6 +384,7 @@ class install_update extends module
 				{
 					$this->get_update_structure($update_list, $expected_files);
 					$cache->put('_update_list', $update_list);
+					$cache->put('_update_list_time', time());
 
 					// Refresh the page if we are still not finished...
 					if ($update_list['status'] != -1)

From db1b73a3f4c8a7c11b493c930a080c3dfafb086b Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Fri, 26 Feb 2016 16:57:48 +0100
Subject: [PATCH 2/2] [ticket/14496] Destroy update_list_time cache variable on
 intro

PHPBB3-14496
---
 phpBB/install/install_update.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/phpBB/install/install_update.php b/phpBB/install/install_update.php
index ba054d1747..a00280a925 100644
--- a/phpBB/install/install_update.php
+++ b/phpBB/install/install_update.php
@@ -283,6 +283,7 @@ class install_update extends module
 
 				// Make sure the update list is destroyed.
 				$cache->destroy('_update_list');
+				$cache->destroy('_update_list_time');
 				$cache->destroy('_diff_files');
 				$cache->destroy('_expected_files');
 			break;