--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Cache/Backend/ExtendedInterface.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,126 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Cache
+ * @subpackage Zend_Cache_Backend
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: ExtendedInterface.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @see Zend_Cache_Backend_Interface
+ */
+require_once 'Zend/Cache/Backend/Interface.php';
+
+/**
+ * @package    Zend_Cache
+ * @subpackage Zend_Cache_Backend
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+interface Zend_Cache_Backend_ExtendedInterface extends Zend_Cache_Backend_Interface
+{
+
+    /**
+     * Return an array of stored cache ids
+     *
+     * @return array array of stored cache ids (string)
+     */
+    public function getIds();
+
+    /**
+     * Return an array of stored tags
+     *
+     * @return array array of stored tags (string)
+     */
+    public function getTags();
+
+    /**
+     * Return an array of stored cache ids which match given tags
+     *
+     * In case of multiple tags, a logical AND is made between tags
+     *
+     * @param array $tags array of tags
+     * @return array array of matching cache ids (string)
+     */
+    public function getIdsMatchingTags($tags = array());
+
+    /**
+     * Return an array of stored cache ids which don't match given tags
+     *
+     * In case of multiple tags, a logical OR is made between tags
+     *
+     * @param array $tags array of tags
+     * @return array array of not matching cache ids (string)
+     */
+    public function getIdsNotMatchingTags($tags = array());
+
+    /**
+     * Return an array of stored cache ids which match any given tags
+     *
+     * In case of multiple tags, a logical AND is made between tags
+     *
+     * @param array $tags array of tags
+     * @return array array of any matching cache ids (string)
+     */
+    public function getIdsMatchingAnyTags($tags = array());
+
+    /**
+     * Return the filling percentage of the backend storage
+     *
+     * @return int integer between 0 and 100
+     */
+    public function getFillingPercentage();
+
+    /**
+     * Return an array of metadatas for the given cache id
+     *
+     * The array must include these keys :
+     * - expire : the expire timestamp
+     * - tags : a string array of tags
+     * - mtime : timestamp of last modification time
+     *
+     * @param string $id cache id
+     * @return array array of metadatas (false if the cache id is not found)
+     */
+    public function getMetadatas($id);
+
+    /**
+     * Give (if possible) an extra lifetime to the given cache id
+     *
+     * @param string $id cache id
+     * @param int $extraLifetime
+     * @return boolean true if ok
+     */
+    public function touch($id, $extraLifetime);
+
+    /**
+     * Return an associative array of capabilities (booleans) of the backend
+     *
+     * The array must include these keys :
+     * - automatic_cleaning (is automating cleaning necessary)
+     * - tags (are tags supported)
+     * - expired_read (is it possible to read expired cache records
+     *                 (for doNotTestCacheValidity option for example))
+     * - priority does the backend deal with priority when saving
+     * - infinite_lifetime (is infinite lifetime can work with this backend)
+     * - get_list (is it possible to get the list of cache ids and the complete list of tags)
+     *
+     * @return array associative of with capabilities
+     */
+    public function getCapabilities();
+
+}