Source for file Memcache.php
Documentation is available at Memcache.php
* $Id: Memcache.php 1080 2007-02-10 18:17:08Z romanb $
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
* Doctrine_Cache_Memcache
* @subpackage Doctrine_Cache
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @category Object Relational Mapping
* @link www.phpdoctrine.com
* @version $Revision: 1080 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @var Memcache $_memcache memcache object
* @param array $options associative array of cache driver options
if (isset
($options['servers'])) {
$value=
$options['servers'];
if (isset
($value['host'])) {
// in this case, $value seems to be a simple associative array (one server only)
$value =
array(0 =>
$value); // let's transform it into a classical array of associative arrays
foreach ($this->_options['servers'] as $server) {
$server['persistent'] =
true;
$this->_memcache->addServer($server['host'], $server['port'], $server['persistent']);
* Test if a cache is available for the given id and (if yes) return it (false else)
* Note : return value is always "string" (unserialization is done by the core not by the backend)
* @param string $id cache id
* @param boolean $testCacheValidity if set to false, the cache validity won't be tested
* @return string cached datas (or false)
public function fetch($id, $testCacheValidity =
true)
* Test if a cache is available or not (for the given id)
* @param string $id cache id
* @return mixed false (a cache is not available) or "last modified" timestamp (int) of the available cache record
* Save some string datas into a cache record
* Note : $data is always saved as a string
* @param string $data data to cache
* @param string $id cache id
* @param int $lifeTime if != false, set a specific lifetime for this cache record (null => infinite lifeTime)
* @return boolean true if no problem
public function save($id, $data, $lifeTime =
false)
$flag =
MEMCACHE_COMPRESSED;
$result =
$this->_memcache->set($id, $data, $flag, $lifeTime);
* @param string $id cache id
* @return boolean true if no problem