<?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; /** * Xcache cache driver. * * @link www.doctrine-project.org * @since 2.0 * @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 XcacheCache extends CacheProvider { /** * {@inheritdoc} */ protected function doFetch($id) { return $this->doContains($id) ? unserialize(xcache_get($id)) : false; } /** * {@inheritdoc} */ protected function doContains($id) { return xcache_isset($id); } /** * {@inheritdoc} */ protected function doSave($id, $data, $lifeTime = 0) { return xcache_set($id, serialize($data), (int) $lifeTime); } /** * {@inheritdoc} */ protected function doDelete($id) { return xcache_unset($id); } /** * {@inheritdoc} */ protected function doFlush() { $this->checkAuthorization(); xcache_clear_cache(XC_TYPE_VAR); return true; } /** * Checks that xcache.admin.enable_auth is Off. * * @return void * * @throws \BadMethodCallException When xcache.admin.enable_auth is On. */ protected function checkAuthorization() { if (ini_get('xcache.admin.enable_auth')) { throw new \BadMethodCallException( 'To use all features of \Doctrine\Common\Cache\XcacheCache, ' . 'you must set "xcache.admin.enable_auth" to "Off" in your php.ini.' ); } } /** * {@inheritdoc} */ protected function doGetStats() { $this->checkAuthorization(); $info = xcache_info(XC_TYPE_VAR, 0); return array( Cache::STATS_HITS => $info['hits'], Cache::STATS_MISSES => $info['misses'], Cache::STATS_UPTIME => null, Cache::STATS_MEMORY_USAGE => $info['size'], Cache::STATS_MEMORY_AVAILABLE => $info['avail'], ); } }