first commit

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

@@ -0,0 +1,104 @@
+<?php
+
+namespace Doctrine\Common\Cache;
+
+use BadMethodCallException;
+use const XC_TYPE_VAR;
+use function ini_get;
+use function serialize;
+use function unserialize;
+use function xcache_clear_cache;
+use function xcache_get;
+use function xcache_info;
+use function xcache_isset;
+use function xcache_set;
+use function xcache_unset;
+
+/**
+ * Xcache cache driver.
+ *
+ * @deprecated
+ *
+ * @link   www.doctrine-project.org
+ */
+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 [
+            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'],
+        ];
+    }
+}