From 0a80bf55739ef9d30cfef376377f5c54dd5a9a9c Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Wed, 9 Dec 2015 14:39:12 +0100
Subject: [PATCH] Add interface for memcache backends that support setting ttl
on exisiting keys
---
lib/private/memcache/redis.php | 8 ++++++--
lib/public/imemcachettl.php | 37 ++++++++++++++++++++++++++++++++++
2 files changed, 43 insertions(+), 2 deletions(-)
create mode 100644 lib/public/imemcachettl.php
diff --git a/lib/private/memcache/redis.php b/lib/private/memcache/redis.php
index 83be662eabf..68b62e7534a 100644
--- a/lib/private/memcache/redis.php
+++ b/lib/private/memcache/redis.php
@@ -25,9 +25,9 @@
namespace OC\Memcache;
-use OCP\IMemcache;
+use OCP\IMemcacheTTL;
-class Redis extends Cache implements IMemcache {
+class Redis extends Cache implements IMemcacheTTL {
/**
* @var \Redis $cache
*/
@@ -195,6 +195,10 @@ class Redis extends Cache implements IMemcache {
return false;
}
+ public function setTTL($key, $ttl) {
+ self::$cache->expire($this->getNamespace() . $key, $ttl);
+ }
+
static public function isAvailable() {
return extension_loaded('redis')
&& version_compare(phpversion('redis'), '2.2.5', '>=');
diff --git a/lib/public/imemcachettl.php b/lib/public/imemcachettl.php
new file mode 100644
index 00000000000..aae26accb48
--- /dev/null
+++ b/lib/public/imemcachettl.php
@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author Robin Appelman <icewind@owncloud.com>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program. If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OCP;
+
+/**
+ * Interface for memcache backends that support setting ttl after the value is set
+ *
+ * @since 9.0.0
+ */
+interface IMemcacheTTL extends IMemcache {
+ /**
+ * Set the ttl for an existing value
+ *
+ * @param string $key
+ * @param int $ttl time to live in seconds
+ */
+ public function setTTL($key, $ttl);
+}
--
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