// Move cache classes in classes/cache/

This commit is contained in:
rMalie
2011-10-07 12:40:00 +00:00
parent b676a8cd67
commit e0ebae0d53
3 changed files with 435 additions and 0 deletions
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<?php
/*
* 2007-2011 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
* @author PrestaShop SA <contact@prestashop.com>
* @copyright 2007-2011 PrestaShop SA
* @version Release: $Revision: 6844 $
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
abstract class CacheCore
{
/** @var Cache */
protected static $_instance;
protected $_keysCached = array();
protected $_tablesCached = array();
protected $_blackList = array('cart',
'cart_discount',
'cart_product',
'connections',
'connections_source',
'connections_page',
'customer',
'customer_group',
'customized_data',
'guest',
'pagenotfound',
'page_viewed');
/**
* @return Cache
*/
public static function getInstance()
{
if(!isset(self::$_instance))
{
$caching_system = _PS_CACHING_SYSTEM_;
self::$_instance = new $caching_system();
}
return self::$_instance;
}
protected function __construct()
{
}
protected function isBlacklist($query)
{
foreach ($this->_blackList AS $find)
if (strpos($query, $find))
return true;
return false;
}
abstract public function get($key);
abstract public function delete($key, $timeout = 0);
abstract public function set($key, $value, $expire = 0);
abstract public function flush();
abstract public function setQuery($query, $result);
abstract public function deleteQuery($query);
}
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<?php
/*
* 2007-2011 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
* @author PrestaShop SA <contact@prestashop.com>
* @copyright 2007-2011 PrestaShop SA
* @version Release: $Revision: 6844 $
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
class CacheFSCore extends Cache {
protected $_depth;
protected function __construct()
{
parent::__construct();
$this->_init();
}
protected function _init()
{
$this->_depth = Db::getInstance()->getValue('SELECT value FROM '._DB_PREFIX_.'configuration WHERE name=\'PS_CACHEFS_DIRECTORY_DEPTH\'', false);
return $this->_setKeys();
}
public function set($key, $value, $expire = 0)
{
$path = $this->getPath();
for ($i = 0; $i < $this->_depth; $i++)
$path .= $key[$i].'/';
if (@file_put_contents($path.$key, serialize($value)))
{
$this->_keysCached[$key] = true;
return $key;
}
return false;
}
public function setNumRows($key, $value, $expire = 0)
{
return $this->set($key.'_nrows', $value, $expire);
}
public function getNumRows($key)
{
return $this->get($key.'_nrows');
}
public function get($key)
{
if (!isset($this->_keysCached[$key]))
return false;
$path = $this->getPath();
for ($i = 0; $i < $this->_depth; $i++)
$path .= $key[$i].'/';
if (!file_exists($path.$key))
{
unset($this->_keysCached[$key]);
return false;
}
$file = file_get_contents($path.$key);
return unserialize($file);
}
protected function _setKeys()
{
if (file_exists($this->getPath().'keysCached'))
{
$file = file_get_contents($this->getPath().'keysCached');
$this->_keysCached = unserialize($file);
}
if (file_exists($this->getPath().'tablesCached'))
{
$file = file_get_contents($this->getPath().'tablesCached');
$this->_tablesCached = unserialize($file);
}
return true;
}
public function setQuery($query, $result)
{
$md5_query = md5($query);
if ($this->isBlacklist($query))
return true;
$this->_setKeys();
if (isset($this->_keysCached[$md5_query]))
return true;
$key = $this->set($md5_query, $result);
if (preg_match_all('/('._DB_PREFIX_.'[a-z_-]*)`?.*/i', $query, $res))
foreach($res[1] AS $table)
if(!isset($this->_tablesCached[$table][$key]))
$this->_tablesCached[$table][$key] = true;
$this->_writeKeys();
}
public function delete($key, $timeout = 0)
{
$path = $this->getPath();
if (!isset($this->_keysCached[$key]))
return;
for ($i = 0; $i < $this->_depth; $i++)
$path.=$key[$i].'/';
if (!file_exists($path.$key))
return true;
if (!unlink($path.$key))
return false;
unset($this->_keysCached[$key]);
return true;
}
public function deleteQuery($query)
{
$this->_setKeys();
if (preg_match_all('/('._DB_PREFIX_.'[a-z_-]*)`?.*/i', $query, $res))
foreach ($res[1] AS $table)
if (isset($this->_tablesCached[$table]))
{
foreach (array_keys($this->_tablesCached[$table]) AS $fsKey)
{
$this->delete($fsKey);
$this->delete($fsKey.'_nrows');
}
unset($this->_tablesCached[$table]);
}
$this->_writeKeys();
}
public function flush()
{
}
private function _writeKeys()
{
@file_put_contents($this->getPath().'keysCached', serialize($this->_keysCached));
@file_put_contents($this->getPath().'tablesCached', serialize($this->_tablesCached));
}
public static function deleteCacheDirectory()
{
Tools::deleteDirectory($this->getPath(), false);
}
public static function createCacheDirectories($level_depth, $directory = false)
{
if (!$directory)
$directory = $this->getPath();
$chars = '0123456789abcdefghijklmnopqrstuvwxyz';
for ($i = 0; $i < strlen($chars); $i++)
{
$new_dir = $directory.$chars[$i].'/';
if (mkdir($new_dir))
if (chmod($new_dir, 0777))
if ($level_depth - 1 > 0)
self::createCacheDirectories($level_depth - 1, $new_dir);
}
}
protected function getPath()
{
return (defined('_PS_CACHEFS_DIRECTORY_') ? _PS_CACHEFS_DIRECTORY_ : dirname(__FILE__).'/../cache/cachefs/');
}
}
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<?php
/*
* 2007-2011 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
* @author PrestaShop SA <contact@prestashop.com>
* @copyright 2007-2011 PrestaShop SA
* @version Release: $Revision: 6844 $
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
class CacheMemcacheCore extends Cache
{
protected $_memcacheObj;
protected $_isConnected = false;
protected function __construct()
{
parent::__construct();
$this->connect();
}
public function connect()
{
$this->_memcacheObj = new Memcache();
$servers = self::getMemcachedServers();
if (!$servers)
return false;
foreach ($servers AS $server)
$this->_memcacheObj->addServer($server['ip'], $server['port'], $server['weight']);
$this->_isConnected = true;
return $this->_setKeys();
}
public function set($key, $value, $expire = 0)
{
if (!$this->_isConnected)
return false;
if ($this->_memcacheObj->set($key, $value, 0, $expire))
{
$this->_keysCached[$key] = true;
return $key;
}
}
public function setNumRows($key, $value, $expire = 0)
{
return $this->set($key.'_nrows', $value, $expire);
}
public function getNumRows($key)
{
return $this->get($key.'_nrows');
}
public function get($key)
{
if (!isset($this->_keysCached[$key]))
return false;
return $this->_memcacheObj->get($key);
}
protected function _setKeys()
{
if (!$this->_isConnected)
return false;
$this->_keysCached = $this->_memcacheObj->get('keysCached');
$this->_tablesCached = $this->_memcacheObj->get('tablesCached');
return true;
}
public function setQuery($query, $result)
{
if (!$this->_isConnected)
return false;
if ($this->isBlacklist($query))
return true;
$md5_query = md5($query);
$this->_setKeys();
if (isset($this->_keysCached[$md5_query]))
return true;
$key = $this->set($md5_query, $result);
if(preg_match_all('/('._DB_PREFIX_.'[a-z_-]*)`?.*/i', $query, $res))
foreach($res[1] AS $table)
if(!isset($this->_tablesCached[$table][$key]))
$this->_tablesCached[$table][$key] = true;
$this->_writeKeys();
}
public function delete($key, $timeout = 0)
{
if (!$this->_isConnected)
return false;
if (!empty($key) AND $this->_memcacheObj->delete($key, $timeout))
unset($this->_keysCached[$key]);
}
public function deleteQuery($query)
{
if (!$this->_isConnected)
return false;
$this->_setKeys();
if (preg_match_all('/('._DB_PREFIX_.'[a-z_-]*)`?.*/i', $query, $res))
foreach ($res[1] AS $table)
if (isset($this->_tablesCached[$table]))
{
foreach ($this->_tablesCached[$table] AS $memcachedKey => $foo)
{
$this->delete($memcachedKey);
$this->delete($memcachedKey.'_nrows');
}
unset($this->_tablesCached[$table]);
}
$this->_writeKeys();
}
protected function close()
{
if (!$this->_isConnected)
return false;
return $this->_memcacheObj->close();
}
public function flush()
{
if(!$this->_isConnected)
return false;
if ($this->_memcacheObj->flush())
return $this->_setKeys();
return false;
}
private function _writeKeys()
{
if (!$this->_isConnected)
return false;
$this->_memcacheObj->set('keysCached', $this->_keysCached, 0, 0);
$this->_memcacheObj->set('tablesCached', $this->_tablesCached, 0, 0);
$this->close();
}
public static function addServer($ip, $port, $weight)
{
return Db::getInstance()->Execute('INSERT INTO '._DB_PREFIX_.'memcached_servers (ip, port, weight) VALUES(\''.pSQL($ip).'\', '.(int)$port.', '.(int)$weight.')', false);
}
public static function getMemcachedServers()
{
return Db::getInstance(_PS_USE_SQL_SLAVE_)->ExecuteS('SELECT * FROM '._DB_PREFIX_.'memcached_servers', true, false);
}
public static function deleteServer($id_server)
{
return Db::getInstance()->Execute('DELETE FROM '._DB_PREFIX_.'memcached_servers WHERE id_memcached_server='.(int)$id_server);
}
}