From 31759cb3b3090c1b9d68ac54f2d2622584003563 Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Mon, 15 Dec 2008 08:37:09 +0000
Subject: Delete trunk/kohana and trunk/modules/unit_test in preparation to
 refresh them properly from the vendor branch.

---
 kohana/libraries/Cache.php | 228 ---------------------------------------------
 1 file changed, 228 deletions(-)
 delete mode 100644 kohana/libraries/Cache.php

(limited to 'kohana/libraries/Cache.php')

diff --git a/kohana/libraries/Cache.php b/kohana/libraries/Cache.php
deleted file mode 100644
index 4ad19cdc..00000000
--- a/kohana/libraries/Cache.php
+++ /dev/null
@@ -1,228 +0,0 @@
-<?php defined('SYSPATH') or die('No direct script access.');
-/**
- * Provides a driver-based interface for finding, creating, and deleting cached
- * resources. Caches are identified by a unique string. Tagging of caches is
- * also supported, and caches can be found and deleted by id or tag.
- *
- * $Id$
- *
- * @package    Cache
- * @author     Kohana Team
- * @copyright  (c) 2007-2008 Kohana Team
- * @license    http://kohanaphp.com/license.html
- */
-class Cache_Core {
-
-	// For garbage collection
-	protected static $loaded;
-
-	// Configuration
-	protected $config;
-
-	// Driver object
-	protected $driver;
-
-	/**
-	 * Returns a singleton instance of Cache.
-	 *
-	 * @param   array  configuration
-	 * @return  Cache_Core
-	 */
-	public static function instance($config = array())
-	{
-		static $obj;
-
-		// Create the Cache instance
-		($obj === NULL) and $obj = new Cache($config);
-
-		return $obj;
-	}
-
-	/**
-	 * Loads the configured driver and validates it.
-	 *
-	 * @param   array|string  custom configuration or config group name
-	 * @return  void
-	 */
-	public function __construct($config = FALSE)
-	{
-		if (is_string($config))
-		{
-			$name = $config;
-
-			// Test the config group name
-			if (($config = Kohana::config('cache.'.$config)) === NULL)
-				throw new Kohana_Exception('cache.undefined_group', $name);
-		}
-
-		if (is_array($config))
-		{
-			// Append the default configuration options
-			$config += Kohana::config('cache.default');
-		}
-		else
-		{
-			// Load the default group
-			$config = Kohana::config('cache.default');
-		}
-
-		// Cache the config in the object
-		$this->config = $config;
-
-		// Set driver name
-		$driver = 'Cache_'.ucfirst($this->config['driver']).'_Driver';
-
-		// Load the driver
-		if ( ! Kohana::auto_load($driver))
-			throw new Kohana_Exception('core.driver_not_found', $this->config['driver'], get_class($this));
-
-		// Initialize the driver
-		$this->driver = new $driver($this->config['params']);
-
-		// Validate the driver
-		if ( ! ($this->driver instanceof Cache_Driver))
-			throw new Kohana_Exception('core.driver_implements', $this->config['driver'], get_class($this), 'Cache_Driver');
-
-		Kohana::log('debug', 'Cache Library initialized');
-
-		if (self::$loaded !== TRUE)
-		{
-			$this->config['requests'] = (int) $this->config['requests'];
-
-			if ($this->config['requests'] > 0 AND mt_rand(1, $this->config['requests']) === 1)
-			{
-				// Do garbage collection
-				$this->driver->delete_expired();
-
-				Kohana::log('debug', 'Cache: Expired caches deleted.');
-			}
-
-			// Cache has been loaded once
-			self::$loaded = TRUE;
-		}
-	}
-
-	/**
-	 * Fetches a cache by id. Non-string cache items are automatically
-	 * unserialized before the cache is returned. NULL is returned when
-	 * a cache item is not found.
-	 *
-	 * @param   string  cache id
-	 * @return  mixed   cached data or NULL
-	 */
-	public function get($id)
-	{
-		// Change slashes to colons
-		$id = str_replace(array('/', '\\'), '=', $id);
-
-		if ($data = $this->driver->get($id))
-		{
-			if (substr($data, 0, 14) === '<{serialized}>')
-			{
-				// Data has been serialized, unserialize now
-				$data = unserialize(substr($data, 14));
-			}
-		}
-
-		return $data;
-	}
-
-	/**
-	 * Fetches all of the caches for a given tag. An empty array will be
-	 * returned when no matching caches are found.
-	 *
-	 * @param   string  cache tag
-	 * @return  array   all cache items matching the tag
-	 */
-	public function find($tag)
-	{
-		if ($ids = $this->driver->find($tag))
-		{
-			$data = array();
-			foreach ($ids as $id)
-			{
-				// Load each cache item and add it to the array
-				if (($cache = $this->get($id)) !== NULL)
-				{
-					$data[$id] = $cache;
-				}
-			}
-
-			return $data;
-		}
-
-		return array();
-	}
-
-	/**
-	 * Set a cache item by id. Tags may also be added and a custom lifetime
-	 * can be set. Non-string data is automatically serialized.
-	 *
-	 * @param   string   unique cache id
-	 * @param   mixed    data to cache
-	 * @param   array    tags for this item
-	 * @param   integer  number of seconds until the cache expires
-	 * @return  boolean
-	 */
-	function set($id, $data, $tags = NULL, $lifetime = NULL)
-	{
-		if (is_resource($data))
-			throw new Kohana_Exception('cache.resources');
-
-		// Change slashes to colons
-		$id = str_replace(array('/', '\\'), '=', $id);
-
-		if ( ! is_string($data))
-		{
-			// Serialize all non-string data, so that types can be preserved
-			$data = '<{serialized}>'.serialize($data);
-		}
-
-		// Make sure that tags is an array
-		$tags = empty($tags) ? array() : (array) $tags;
-
-		if ($lifetime === NULL)
-		{
-			// Get the default lifetime
-			$lifetime = $this->config['lifetime'];
-		}
-
-		return $this->driver->set($id, $data, $tags, $lifetime);
-	}
-
-	/**
-	 * Delete a cache item by id.
-	 *
-	 * @param   string   cache id
-	 * @return  boolean
-	 */
-	public function delete($id)
-	{
-		// Change slashes to colons
-		$id = str_replace(array('/', '\\'), '=', $id);
-
-		return $this->driver->delete($id);
-	}
-
-	/**
-	 * Delete all cache items with a given tag.
-	 *
-	 * @param   string   cache tag name
-	 * @return  boolean
-	 */
-	public function delete_tag($tag)
-	{
-		return $this->driver->delete(FALSE, $tag);
-	}
-
-	/**
-	 * Delete ALL cache items items.
-	 *
-	 * @return  boolean
-	 */
-	public function delete_all()
-	{
-		return $this->driver->delete(TRUE);
-	}
-
-} // End Cache
-- 
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