forked from GNUsocial/gnu-social
76 lines
2.4 KiB
PHP
76 lines
2.4 KiB
PHP
<?php
|
|
/**
|
|
* StatusNet, the distributed open-source microblogging tool
|
|
*
|
|
* Cache the LDAP schema in memcache to improve performance
|
|
*
|
|
* PHP version 5
|
|
*
|
|
* LICENCE: This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* @category Plugin
|
|
* @package StatusNet
|
|
* @author Craig Andrews <candrews@integralblue.com>
|
|
* @copyright 2009 Craig Andrews http://candrews.integralblue.com
|
|
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
|
|
* @link http://status.net/
|
|
*/
|
|
class MemcacheSchemaCache implements Net_LDAP2_SchemaCache
|
|
{
|
|
protected $c;
|
|
protected $cacheKey;
|
|
|
|
/**
|
|
* Initialize the simple cache
|
|
*
|
|
* Config is as following:
|
|
* memcache memcache instance
|
|
* cachekey the key in the cache to look at
|
|
*
|
|
* @param array $cfg Config array
|
|
*/
|
|
public function MemcacheSchemaCache($cfg)
|
|
{
|
|
$this->c = $cfg['c'];
|
|
$this->cacheKey = $cfg['cacheKey'];
|
|
}
|
|
|
|
/**
|
|
* Return the schema object from the cache
|
|
*
|
|
* @return Net_LDAP2_Schema|Net_LDAP2_Error|false
|
|
*/
|
|
public function loadSchema()
|
|
{
|
|
return $this->c->get($this->cacheKey);
|
|
}
|
|
|
|
/**
|
|
* Store a schema object in the cache
|
|
*
|
|
* This method will be called, if Net_LDAP2 has fetched a fresh
|
|
* schema object from LDAP and wants to init or refresh the cache.
|
|
*
|
|
* To invalidate the cache and cause Net_LDAP2 to refresh the cache,
|
|
* you can call this method with null or false as value.
|
|
* The next call to $ldap->schema() will then refresh the caches object.
|
|
*
|
|
* @param mixed $schema The object that should be cached
|
|
* @return true|Net_LDAP2_Error|false
|
|
*/
|
|
public function storeSchema($schema) {
|
|
return $this->c->set($this->cacheKey, $schema);
|
|
}
|
|
}
|