Chris@0: <?php
Chris@0: /*
Chris@0:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
Chris@0:  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
Chris@0:  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
Chris@0:  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
Chris@0:  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
Chris@0:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
Chris@0:  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
Chris@0:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
Chris@0:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Chris@0:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Chris@0:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Chris@0:  *
Chris@0:  * This software consists of voluntary contributions made by many individuals
Chris@0:  * and is licensed under the MIT license. For more information, see
Chris@0:  * <http://www.doctrine-project.org>.
Chris@0:  */
Chris@0: 
Chris@0: namespace Doctrine\Common\Cache;
Chris@0: 
Chris@0: /**
Chris@0:  * APC cache provider.
Chris@0:  *
Chris@0:  * @link       www.doctrine-project.org
Chris@0:  * @deprecated since version 1.6, use ApcuCache instead
Chris@0:  * @since      2.0
Chris@0:  * @author     Benjamin Eberlei <kontakt@beberlei.de>
Chris@0:  * @author     Guilherme Blanco <guilhermeblanco@hotmail.com>
Chris@0:  * @author     Jonathan Wage <jonwage@gmail.com>
Chris@0:  * @author     Roman Borschel <roman@code-factory.org>
Chris@0:  * @author     David Abdemoulaie <dave@hobodave.com>
Chris@0:  */
Chris@0: class ApcCache extends CacheProvider
Chris@0: {
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doFetch($id)
Chris@0:     {
Chris@0:         return apc_fetch($id);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doContains($id)
Chris@0:     {
Chris@0:         return apc_exists($id);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doSave($id, $data, $lifeTime = 0)
Chris@0:     {
Chris@0:         return apc_store($id, $data, $lifeTime);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doDelete($id)
Chris@0:     {
Chris@0:         // apc_delete returns false if the id does not exist
Chris@0:         return apc_delete($id) || ! apc_exists($id);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doFlush()
Chris@0:     {
Chris@0:         return apc_clear_cache() && apc_clear_cache('user');
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doFetchMultiple(array $keys)
Chris@0:     {
Chris@0:         return apc_fetch($keys) ?: [];
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doSaveMultiple(array $keysAndValues, $lifetime = 0)
Chris@0:     {
Chris@0:         $result = apc_store($keysAndValues, null, $lifetime);
Chris@0: 
Chris@0:         return empty($result);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function doGetStats()
Chris@0:     {
Chris@0:         $info = apc_cache_info('', true);
Chris@0:         $sma  = apc_sma_info();
Chris@0: 
Chris@0:         // @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42
Chris@0:         if (PHP_VERSION_ID >= 50500) {
Chris@0:             $info['num_hits']   = isset($info['num_hits'])   ? $info['num_hits']   : $info['nhits'];
Chris@0:             $info['num_misses'] = isset($info['num_misses']) ? $info['num_misses'] : $info['nmisses'];
Chris@0:             $info['start_time'] = isset($info['start_time']) ? $info['start_time'] : $info['stime'];
Chris@0:         }
Chris@0: 
Chris@0:         return array(
Chris@0:             Cache::STATS_HITS             => $info['num_hits'],
Chris@0:             Cache::STATS_MISSES           => $info['num_misses'],
Chris@0:             Cache::STATS_UPTIME           => $info['start_time'],
Chris@0:             Cache::STATS_MEMORY_USAGE     => $info['mem_size'],
Chris@0:             Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem'],
Chris@0:         );
Chris@0:     }
Chris@0: }