includes/libs/objectcache/XCacheBagOStuff.php

   1 <?php
   2 /**
   3  * Object caching using XCache.
   4  *
   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.
   9  *
  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.
  14  *
  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
  19  *
  20  * @file
  21  * @ingroup Cache
  22  */
  23
  24 /**
  25  * Wrapper for XCache object caching functions; identical interface
  26  * to the APC wrapper
  27  *
  28  * @ingroup Cache
  29  */
  30 class XCacheBagOStuff extends BagOStuff {
  31         protected function doGet( $key, $flags = 0 ) {
  32                 $val = xcache_get( $key );
  33
  34                 if ( is_string( $val ) ) {
  35                         if ( $this->isInteger( $val ) ) {
  36                                 $val = intval( $val );
  37                         } else {
  38                                 $val = unserialize( $val );
  39                         }
  40                 } elseif ( is_null( $val ) ) {
  41                         return false;
  42                 }
  43
  44                 return $val;
  45         }
  46
  47         public function set( $key, $value, $expire = 0, $flags = 0 ) {
  48                 if ( !$this->isInteger( $value ) ) {
  49                         $value = serialize( $value );
  50                 }
  51
  52                 xcache_set( $key, $value, $expire );
  53                 return true;
  54         }
  55
  56         public function delete( $key ) {
  57                 xcache_unset( $key );
  58                 return true;
  59         }
  60
  61         public function incr( $key, $value = 1 ) {
  62                 return xcache_inc( $key, $value );
  63         }
  64
  65         public function decr( $key, $value = 1 ) {
  66                 return xcache_dec( $key, $value );
  67         }
  68 }