CommunityID/libs/Zend/Json/Server/Cache.php

103 lines
2.7 KiB
PHP

<?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_Json
* @subpackage Server
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Cache.php 18951 2009-11-12 16:26:19Z alexander $
*/
/** Zend_Server_Cache */
require_once 'Zend/Server/Cache.php';
/**
* Zend_Json_Server_Cache: cache Zend_Json_Server server definition and SMD
*
* @category Zend
* @package Zend_Json
* @subpackage Server
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Json_Server_Cache extends Zend_Server_Cache
{
/**
* Cache a service map description (SMD) to a file
*
* Returns true on success, false on failure
*
* @param string $filename
* @param Zend_Json_Server $server
* @return boolean
*/
public static function saveSmd($filename, Zend_Json_Server $server)
{
if (!is_string($filename)
|| (!file_exists($filename) && !is_writable(dirname($filename))))
{
return false;
}
if (0 === @file_put_contents($filename, $server->getServiceMap()->toJson())) {
return false;
}
return true;
}
/**
* Retrieve a cached SMD
*
* On success, returns the cached SMD (a JSON string); an failure, returns
* boolean false.
*
* @param string $filename
* @return string|false
*/
public static function getSmd($filename)
{
if (!is_string($filename)
|| !file_exists($filename)
|| !is_readable($filename))
{
return false;
}
if (false === ($smd = @file_get_contents($filename))) {
return false;
}
return $smd;
}
/**
* Delete a file containing a cached SMD
*
* @param string $filename
* @return bool
*/
public static function deleteSmd($filename)
{
if (is_string($filename) && file_exists($filename)) {
unlink($filename);
return true;
}
return false;
}
}