Initial import.

vendor/doctrine/common/lib/Doctrine/Common/Cache/XcacheCache.php

@@ -0,0 +1,110 @@
+<?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.
+ *
+ * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
+ * @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, 0);
+
+        return true;
+    }
+
+    /**
+     * Checks that xcache.admin.enable_auth is Off
+     *
+     * @throws \BadMethodCallException When xcache.admin.enable_auth is On
+     * @return void
+     */
+    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_AVAILIABLE  => $info['avail'],
+        );
+    }
+}