1 files changed, 105 insertions, 0 deletions
diff --git a/phpBB/phpbb/cache/driver/eaccelerator.php b/phpBB/phpbb/cache/driver/eaccelerator.php
new file mode 100644
index 0000000000..1697758acc
--- /dev/null
+++ b/phpBB/phpbb/cache/driver/eaccelerator.php
@@ -0,0 +1,105 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\cache\driver;
+
+/**
+* ACM for eAccelerator
+* @todo Missing locks from destroy() talk with David
+*/
+class eaccelerator extends \phpbb\cache\driver\memory
+{
+	var $extension = 'eaccelerator';
+	var $function = 'eaccelerator_get';
+
+	var $serialize_header = '#phpbb-serialized#';
+
+	/**
+	* {@inheritDoc}
+	*/
+	function purge()
+	{
+		foreach (eaccelerator_list_keys() as $var)
+		{
+			// @todo Check why the substr()
+			// @todo Only unset vars matching $this->key_prefix
+			eaccelerator_rm(substr($var['name'], 1));
+		}
+
+		parent::purge();
+	}
+
+	/**
+	* {@inheritDoc}
+	*/
+	function tidy()
+	{
+		eaccelerator_gc();
+
+		set_config('cache_last_gc', time(), true);
+	}
+
+	/**
+	* Fetch an item from the cache
+	*
+	* @access protected
+	* @param string $var Cache key
+	* @return mixed Cached data
+	*/
+	function _read($var)
+	{
+		$result = eaccelerator_get($this->key_prefix . $var);
+
+		if ($result === null)
+		{
+			return false;
+		}
+
+		// Handle serialized objects
+		if (is_string($result) && strpos($result, $this->serialize_header . 'O:') === 0)
+		{
+			$result = unserialize(substr($result, strlen($this->serialize_header)));
+		}
+
+		return $result;
+	}
+
+	/**
+	* Store data in the cache
+	*
+	* @access protected
+	* @param string $var Cache key
+	* @param mixed $data Data to store
+	* @param int $ttl Time-to-live of cached data
+	* @return bool True if the operation succeeded
+	*/
+	function _write($var, $data, $ttl = 2592000)
+	{
+		// Serialize objects and make them easy to detect
+		$data = (is_object($data)) ? $this->serialize_header . serialize($data) : $data;
+
+		return eaccelerator_put($this->key_prefix . $var, $data, $ttl);
+	}
+
+	/**
+	* Remove an item from the cache
+	*
+	* @access protected
+	* @param string $var Cache key
+	* @return bool True if the operation succeeded
+	*/
+	function _delete($var)
+	{
+		return eaccelerator_rm($this->key_prefix . $var);
+	}
+}