FM / Engine

/home/desid573/book.familycab.com.au/pdd/lib/Cake/Cache/Engine/

/home/desid573/book.familycab.com.au/pdd/lib/Cake/Cache/Engine

Name	Size	Mode	Actions
ApcEngine.php	5305	0644	edit dl rm
FileEngine.php	11375	0644	edit dl rm
MemcachedEngine.php	10356	0644	edit dl rm
MemcacheEngine.php	8324	0644	edit dl rm
RedisEngine.php	6506	0644	edit dl rm
WincacheEngine.php	5320	0644	edit dl rm
XcacheEngine.php	5889	0644	edit dl rm

Edit: /home/desid573/book.familycab.com.au/pdd/lib/Cake/Cache/Engine/WincacheEngine.php (5320B)

<?php
/**
 * Wincache storage engine for cache.
 *
 * Supports wincache 1.1.0 and higher.
 *
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://cakephp.org CakePHP(tm) Project
 * @package       Cake.Cache.Engine
 * @since         CakePHP(tm) v 1.2.0.4933
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
 */

/**
 * Wincache storage engine for cache
 *
 * @package       Cake.Cache.Engine
 */
class WincacheEngine extends CacheEngine {

/**
 * Contains the compiled group names
 * (prefixed with the global configuration prefix)
 *
 * @var array
 */
	protected $_compiledGroupNames = array();

/**
 * Initialize the Cache Engine
 *
 * Called automatically by the cache frontend
 * To reinitialize the settings call Cache::engine('EngineName', [optional] settings = array());
 *
 * @param array $settings array of setting for the engine
 * @return bool True if the engine has been successfully initialized, false if not
 * @see CacheEngine::__defaults
 */
	public function init($settings = array()) {
		if (!isset($settings['prefix'])) {
			$settings['prefix'] = Inflector::slug(APP_DIR) . '_';
		}
		$settings += array('engine' => 'Wincache');
		parent::init($settings);
		return function_exists('wincache_ucache_info');
	}

/**
 * Write data for key into cache
 *
 * @param string $key Identifier for the data
 * @param mixed $value Data to be cached
 * @param int $duration How long to cache the data, in seconds
 * @return bool True if the data was successfully cached, false on failure
 */
	public function write($key, $value, $duration) {
		$expires = time() + $duration;

$data = array(
			$key . '_expires' => $expires,
			$key => $value
		);
		$result = wincache_ucache_set($data, null, $duration);
		return empty($result);
	}

/**
 * Read a key from the cache
 *
 * @param string $key Identifier for the data
 * @return mixed The cached data, or false if the data doesn't exist, has expired, or if
 *     there was an error fetching it
 */
	public function read($key) {
		$time = time();
		$cachetime = (int)wincache_ucache_get($key . '_expires');
		if ($cachetime < $time || ($time + $this->settings['duration']) < $cachetime) {
			return false;
		}
		return wincache_ucache_get($key);
	}

/**
 * Increments the value of an integer cached key
 *
 * @param string $key Identifier for the data
 * @param int $offset How much to increment
 * @return New incremented value, false otherwise
 */
	public function increment($key, $offset = 1) {
		return wincache_ucache_inc($key, $offset);
	}

/**
 * Decrements the value of an integer cached key
 *
 * @param string $key Identifier for the data
 * @param int $offset How much to subtract
 * @return New decremented value, false otherwise
 */
	public function decrement($key, $offset = 1) {
		return wincache_ucache_dec($key, $offset);
	}

/**
 * Delete a key from the cache
 *
 * @param string $key Identifier for the data
 * @return bool True if the value was successfully deleted, false if it didn't exist or couldn't be removed
 */
	public function delete($key) {
		return wincache_ucache_delete($key);
	}

/**
 * Delete all keys from the cache. This will clear every
 * item in the cache matching the cache config prefix.
 *
 * @param bool $check If true, nothing will be cleared, as entries will
 *   naturally expire in wincache..
 * @return bool True Returns true.
 */
	public function clear($check) {
		if ($check) {
			return true;
		}
		$info = wincache_ucache_info();
		$cacheKeys = $info['ucache_entries'];
		unset($info);
		foreach ($cacheKeys as $key) {
			if (strpos($key['key_name'], $this->settings['prefix']) === 0) {
				wincache_ucache_delete($key['key_name']);
			}
		}
		return true;
	}

/**
 * Returns the `group value` for each of the configured groups
 * If the group initial value was not found, then it initializes
 * the group accordingly.
 *
 * @return array
 */
	public function groups() {
		if (empty($this->_compiledGroupNames)) {
			foreach ($this->settings['groups'] as $group) {
				$this->_compiledGroupNames[] = $this->settings['prefix'] . $group;
			}
		}

$groups = wincache_ucache_get($this->_compiledGroupNames);
		if (count($groups) !== count($this->settings['groups'])) {
			foreach ($this->_compiledGroupNames as $group) {
				if (!isset($groups[$group])) {
					wincache_ucache_set($group, 1);
					$groups[$group] = 1;
				}
			}
			ksort($groups);
		}

$result = array();
		$groups = array_values($groups);
		foreach ($this->settings['groups'] as $i => $group) {
			$result[] = $group . $groups[$i];
		}
		return $result;
	}

/**
 * Increments the group value to simulate deletion of all keys under a group
 * old values will remain in storage until they expire.
 *
 * @param string $group The group to clear.
 * @return bool success
 */
	public function clearGroup($group) {
		$success = null;
		wincache_ucache_inc($this->settings['prefix'] . $group, 1, $success);
		return $success;
	}

}

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