move the private namespace OC into lib/private - OCP will stay in lib/public

Conflicts:
	lib/private/vcategories.php

1 files changed, 112 insertions, 0 deletions

diff --git a/lib/private/cache.php b/lib/private/cache.php
new file mode 100644
index 00000000000..a311f10a00f
--- /dev/null
+++ b/lib/private/cache.php
@@ -0,0 +1,112 @@
+<?php
+/**
+ * Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OC;
+
+class Cache {
+	/**
+	 * @var Cache $user_cache
+	 */
+	static protected $user_cache;
+	/**
+	 * @var Cache $global_cache
+	 */
+	static protected $global_cache;
+
+	/**
+	 * get the global cache
+	 * @return Cache
+	 */
+	static public function getGlobalCache() {
+		if (!self::$global_cache) {
+			self::$global_cache = new Cache\FileGlobal();
+		}
+		return self::$global_cache;
+	}
+
+	/**
+	 * get the user cache
+	 * @return Cache
+	 */
+	static public function getUserCache() {
+		if (!self::$user_cache) {
+			self::$user_cache = new Cache\File();
+		}
+		return self::$user_cache;
+	}
+
+	/**
+	 * get a value from the user cache
+	 * @param string $key
+	 * @return mixed
+	 */
+	static public function get($key) {
+		$user_cache = self::getUserCache();
+		return $user_cache->get($key);
+	}
+
+	/**
+	 * set a value in the user cache
+	 * @param string $key
+	 * @param mixed $value
+	 * @param int $ttl
+	 * @return bool
+	 */
+	static public function set($key, $value, $ttl=0) {
+		if (empty($key)) {
+			return false;
+		}
+		$user_cache = self::getUserCache();
+		return $user_cache->set($key, $value, $ttl);
+	}
+
+	/**
+	 * check if a value is set in the user cache
+	 * @param string $key
+	 * @return bool
+	 */
+	static public function hasKey($key) {
+		$user_cache = self::getUserCache();
+		return $user_cache->hasKey($key);
+	}
+
+	/**
+	 * remove an item from the user cache
+	 * @param string $key
+	 * @return bool
+	 */
+	static public function remove($key) {
+		$user_cache = self::getUserCache();
+		return $user_cache->remove($key);
+	}
+
+	/**
+	 * clear the user cache of all entries starting with a prefix
+	 * @param string $prefix (optional)
+	 * @return bool
+	 */
+	static public function clear($prefix='') {
+		$user_cache = self::getUserCache();
+		return $user_cache->clear($prefix);
+	}
+
+	/**
+	 * creates cache key based on the files given
+	 * @param $files
+	 * @return string
+	 */
+	static public function generateCacheKeyFromFiles($files) {
+		$key = '';
+		sort($files);
+		foreach($files as $file) {
+			$stat = stat($file);
+			$key .= $file.$stat['mtime'].$stat['size'];
+		}
+		return md5($key);
+	}
+}