From 531c1c509c32d400f0eebfd436ac608a6b6e35a7 Mon Sep 17 00:00:00 2001
From: Bart Visscher <bartv@thisnet.nl>
Date: Mon, 25 Jun 2012 17:42:50 +0200
Subject: [PATCH] Cache: Add APC and XCache to global cache handler

---
 lib/cache.php        | 10 ++++++++++
 lib/cache/apc.php    | 11 ++++++++++-
 lib/cache/xcache.php | 11 ++++++++++-
 3 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/lib/cache.php b/lib/cache.php
index e6f2beeb306..1f269174fad 100644
--- a/lib/cache.php
+++ b/lib/cache.php
@@ -12,7 +12,17 @@ class OC_Cache {
 
 	static public function getGlobalCache() {
 		if (!self::$global_cache) {
+			$fast_cache = null;
+			if (!$fast_cache && function_exists('xcache_set')) {
+				$fast_cache = new OC_Cache_XCache(true);
+			}
+			if (!$fast_cache && function_exists('apc_store')) {
+				$fast_cache = new OC_Cache_APC(true);
+			}
 			self::$global_cache = new OC_Cache_FileGlobal();
+			if ($fast_cache) {
+				self::$global_cache = new OC_Cache_Broker($fast_cache, self::$global_cache);
+			}
 		}
 		return self::$global_cache;
 	}
diff --git a/lib/cache/apc.php b/lib/cache/apc.php
index b1ce87f5267..6cf47d0c158 100644
--- a/lib/cache/apc.php
+++ b/lib/cache/apc.php
@@ -7,11 +7,20 @@
  */
 
 class OC_Cache_APC {
+	protected $prefix;
+
+	public function __construct($global = false) {
+		$this->prefix = OC_Util::getInstanceId().'/';
+		if (!$global) {
+			$this->prefix .= OC_User::getUser().'/';
+		}
+	}
+
 	/**
 	 * entries in APC gets namespaced to prevent collisions between owncloud instances and users
 	 */
 	protected function getNameSpace() {
-		return OC_Util::getInstanceId().'/'.OC_User::getUser().'/';
+		return $this->prefix;
 	}
 
 	public function get($key) {
diff --git a/lib/cache/xcache.php b/lib/cache/xcache.php
index b57338929e0..bd55cee8f6b 100644
--- a/lib/cache/xcache.php
+++ b/lib/cache/xcache.php
@@ -7,11 +7,20 @@
  */
 
 class OC_Cache_XCache {
+	protected $prefix;
+
+	public function __construct($global = false) {
+		$this->prefix = OC_Util::getInstanceId().'/';
+		if (!$global) {
+			$this->prefix .= OC_User::getUser().'/';
+		}
+	}
+
 	/**
 	 * entries in XCache gets namespaced to prevent collisions between owncloud instances and users
 	 */
 	protected function getNameSpace() {
-		return OC_Util::getInstanceId().'/'.OC_User::getUser().'/';
+		return $this->prefix;
 	}
 
 	public function get($key) {
-- 
2.39.5