131 lines
3.2 KiB
PHP
131 lines
3.2 KiB
PHP
<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\Common\Cache;
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use Redis;
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/**
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* Redis cache provider.
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*
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* @link www.doctrine-project.org
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* @since 2.2
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* @author Osman Ungur <osmanungur@gmail.com>
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*/
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class RedisCache extends CacheProvider
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{
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/**
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* @var Redis|null
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*/
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private $redis;
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/**
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* Sets the redis instance to use.
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*
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* @param Redis $redis
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*
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* @return void
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*/
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public function setRedis(Redis $redis)
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{
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$redis->setOption(Redis::OPT_SERIALIZER, $this->getSerializerValue());
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$this->redis = $redis;
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}
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/**
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* Gets the redis instance used by the cache.
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*
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* @return Redis|null
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*/
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public function getRedis()
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{
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return $this->redis;
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFetch($id)
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{
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return $this->redis->get($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doContains($id)
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{
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return $this->redis->exists($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doSave($id, $data, $lifeTime = 0)
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{
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if ($lifeTime > 0) {
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return $this->redis->setex($id, $lifeTime, $data);
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}
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return $this->redis->set($id, $data);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doDelete($id)
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{
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return $this->redis->delete($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFlush()
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{
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return $this->redis->flushDB();
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}
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/**
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* {@inheritdoc}
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*/
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protected function doGetStats()
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{
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$info = $this->redis->info();
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return array(
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Cache::STATS_HITS => false,
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Cache::STATS_MISSES => false,
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Cache::STATS_UPTIME => $info['uptime_in_seconds'],
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Cache::STATS_MEMORY_USAGE => $info['used_memory'],
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Cache::STATS_MEMORY_AVAILABLE => false
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);
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}
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/**
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* Returns the serializer constant to use. If Redis is compiled with
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* igbinary support, that is used. Otherwise the default PHP serializer is
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* used.
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*
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* @return integer One of the Redis::SERIALIZER_* constants
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*/
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protected function getSerializerValue()
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{
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return defined('Redis::SERIALIZER_IGBINARY') ? Redis::SERIALIZER_IGBINARY : Redis::SERIALIZER_PHP;
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}
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}
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