Mercurial > hg > cmmr2012-drupal-site
diff vendor/doctrine/cache/lib/Doctrine/Common/Cache/MemcachedCache.php @ 0:c75dbcec494b
Initial commit from drush-created site
author | Chris Cannam |
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date | Thu, 05 Jul 2018 14:24:15 +0000 |
parents | |
children | 5311817fb629 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/vendor/doctrine/cache/lib/Doctrine/Common/Cache/MemcachedCache.php Thu Jul 05 14:24:15 2018 +0000 @@ -0,0 +1,146 @@ +<?php +/* + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * 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 MIT license. For more information, see + * <http://www.doctrine-project.org>. + */ + +namespace Doctrine\Common\Cache; + +use \Memcached; + +/** + * Memcached cache provider. + * + * @link www.doctrine-project.org + * @since 2.2 + * @author Benjamin Eberlei <kontakt@beberlei.de> + * @author Guilherme Blanco <guilhermeblanco@hotmail.com> + * @author Jonathan Wage <jonwage@gmail.com> + * @author Roman Borschel <roman@code-factory.org> + * @author David Abdemoulaie <dave@hobodave.com> + */ +class MemcachedCache extends CacheProvider +{ + /** + * @var Memcached|null + */ + private $memcached; + + /** + * Sets the memcache instance to use. + * + * @param Memcached $memcached + * + * @return void + */ + public function setMemcached(Memcached $memcached) + { + $this->memcached = $memcached; + } + + /** + * Gets the memcached instance used by the cache. + * + * @return Memcached|null + */ + public function getMemcached() + { + return $this->memcached; + } + + /** + * {@inheritdoc} + */ + protected function doFetch($id) + { + return $this->memcached->get($id); + } + + /** + * {@inheritdoc} + */ + protected function doFetchMultiple(array $keys) + { + return $this->memcached->getMulti($keys) ?: []; + } + + /** + * {@inheritdoc} + */ + protected function doSaveMultiple(array $keysAndValues, $lifetime = 0) + { + if ($lifetime > 30 * 24 * 3600) { + $lifetime = time() + $lifetime; + } + + return $this->memcached->setMulti($keysAndValues, $lifetime); + } + + /** + * {@inheritdoc} + */ + protected function doContains($id) + { + return false !== $this->memcached->get($id) + || $this->memcached->getResultCode() !== Memcached::RES_NOTFOUND; + } + + /** + * {@inheritdoc} + */ + protected function doSave($id, $data, $lifeTime = 0) + { + if ($lifeTime > 30 * 24 * 3600) { + $lifeTime = time() + $lifeTime; + } + return $this->memcached->set($id, $data, (int) $lifeTime); + } + + /** + * {@inheritdoc} + */ + protected function doDelete($id) + { + return $this->memcached->delete($id) + || $this->memcached->getResultCode() === Memcached::RES_NOTFOUND; + } + + /** + * {@inheritdoc} + */ + protected function doFlush() + { + return $this->memcached->flush(); + } + + /** + * {@inheritdoc} + */ + protected function doGetStats() + { + $stats = $this->memcached->getStats(); + $servers = $this->memcached->getServerList(); + $key = $servers[0]['host'] . ':' . $servers[0]['port']; + $stats = $stats[$key]; + return array( + Cache::STATS_HITS => $stats['get_hits'], + Cache::STATS_MISSES => $stats['get_misses'], + Cache::STATS_UPTIME => $stats['uptime'], + Cache::STATS_MEMORY_USAGE => $stats['bytes'], + Cache::STATS_MEMORY_AVAILABLE => $stats['limit_maxbytes'], + ); + } +}