3 * Object caching using memcached.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
25 * A wrapper class for the pure-PHP memcached client, exposing a BagOStuff interface.
29 class MemcachedPhpBagOStuff
extends MemcachedBagOStuff
{
34 * Available parameters are:
35 * - servers: The list of IP:port combinations holding the memcached servers.
36 * - debug: Whether to set the debug flag in the underlying client.
37 * - persistent: Whether to use a persistent connection
38 * - compress_threshold: The minimum size an object must be before it is compressed
39 * - timeout: The read timeout in microseconds
40 * - connect_timeout: The connect timeout in seconds
42 * @param array $params
44 function __construct( $params ) {
45 $params = $this->applyDefaultParams( $params );
47 $this->client
= new MemCachedClientforWiki( $params );
48 $this->client
->set_servers( $params['servers'] );
49 $this->client
->set_debug( $params['debug'] );
55 public function setDebug( $debug ) {
56 $this->client
->set_debug( $debug );
63 public function getMulti( array $keys ) {
64 $callback = array( $this, 'encodeKey' );
65 return $this->client
->get_multi( array_map( $callback, $keys ) );
73 public function lock( $key, $timeout = 0 ) {
74 return $this->client
->lock( $this->encodeKey( $key ), $timeout );
81 public function unlock( $key ) {
82 return $this->client
->unlock( $this->encodeKey( $key ) );
90 public function incr( $key, $value = 1 ) {
91 return $this->client
->incr( $this->encodeKey( $key ), $value );
99 public function decr( $key, $value = 1 ) {
100 return $this->client
->decr( $this->encodeKey( $key ), $value );